Last Name First Name MI Company Name Address City State Phone Number AARON WILLIAM L ARTHUR KNIPPLE & SONS 9746 FOY RD DENTON MD

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1 MDE BAT Certified Installer List as of 1/30/2018. Installers on this list must also be certified by the authorized BAT distributor to install their technology specific BAT unit. Last Name First Name MI Company Name Address City State Phone Number AARON WILLIAM L ARTHUR KNIPPLE & SONS 9746 FOY RD DENTON MD ABELL WALLACE WALLY'S EXCAVATING RIVA RIDGE HOLLYWOOD MD ABELL JAMES P LIFELONG RENOVATIONS LIFELONG LANDING LA HOLLYWOOD MD ABELL JAMIE WALLYS EXCAVATING RIVE RIDGE HOLLYWOOD MD ABSHER RAYMOND T R.T. ABSHER JR. GENERAL CONTRACTING P.O. BOX 190 GREENWOOD DE ADAMS MICHAEL ADAMS & SONS CONSTRUCTION INC RUPPENKAMP RD CUMBERLAND MD ADAMS TOBY UNITED CONSTRUCTION CO PO BOX 245 VIENNA MD ADAMS BRADLEY K BRADLEY K ADAMS PLUMBING CONTRACTOR 119 WHITE RD AIRVILLE PA ADAMS JOHN ADAMS & SONS CONSTR RUPPENKAMP RD CUMBERLAND MD Adams David M B&D Site Works ADAMS DAVID M B & D SITEWORKS MILLBURN FARM LN LEXINGTON PARK MD ADAMS JOHN A A & A CONSTRUCTION PO BOX 117 GREAT MILLS MD AKERS TODD AKERS EXCAVATION 2398 BIG CREEK RD CLEARVILLE PA ALBRIGHT ARON WAYNE SUTPHIN CONTRACTING WITTMAN MD ALBRIGHT DARYL R MR. ROOTER PLUMBING 7138 ENGLISH MUFFIN WAY FREDERICK MD ALEXANDER MARK ALEXANDER PLUMBING SERVICES INC 53 CROCUS CT CONOWINGO MD ALEXANDER LINDA CLSI 439 EAST MAIN ST WESTMINSTER MD AMECA FRANCISCO JEROL MOORE INC 2906 OAK HILL RD CAMBRIDGE MD ANDREW SEAN ANDREW & SONS EXCAVATING, INC 8620 HAMPTON VALLEY RD EMMITSBURG MD Tuesday, January 30, 2018 Page 1 of 49

2 ANDREW ANTHONY W ANDREW & SONS EXCAVATING INC 8620 HAMPTON VALLEY RD EMMITSBURG MD ANDREW MITCH ANDREW & SONS 8612 HAMPTON VALLEY RD EMMITSBURG MD APONTE JESSE HARRY G SHANEYBROOK INC 144 WESTMINSTER RD REISTERSTOWN MD APPEL JOHN APPEL EXCAVATING 144 RIDGE RD DELTA PA APPEL JASON C APPEL LANDSCAPING 144 RIDGE RD DELTA PA ARMOUR JAMES T PARADISE CONSTRUCTION INC 203 RAZOR STRAP RD NORTH EAST MD ARNOLD MARK F FRANK ARNOLD CONTRACTING 151 OAKLAND DR OAKLAND MD ARNOLD JOSHUA F FRANK ARNOLD CONSTRUCTION 151 OAKLAND RD OAKLAND MD ARRINGTON DAVID BAT-MAN 727 HELEN AVE LINTHICUM HEIGHTS MD AYOTTE ROBERT K NATIONAL VAULT COMPANY INC P.O. BOX 1229 SALISBURY MD AYRES CHRISTOPHER C.M. AYERS ENTERPRISES LLC 17A ONION BLVD SHREWSBURY PA BABINGTON BRYAN WILLOW RUN FARM AND LANDSCAPING DOGSTREET ROAD KEEDYSVILLE MD BACON THOMAS BACON BROOKE ROAD SANDY SPRING MD BACON GREGORY BACON CO LLC BROOKE ROAD SANDY SPRING MD BAGDASIAN ANTHONY BAGDASIAN PLUMBING SERVICE 116 POLLINGHOUSE RD HARWOOD MD BAKER DANIEL M BRIAN BAKER INC P.O. BOX 495 FALLSTON MD BAKER BRIAN BRIAN BAKER INC P.O. BOX 495 FALLSTON FALLSTON MD BANCEWICZ DAVID HOMELAND SEPTIC CONSULTING 919 BACK RIVER NECK ROAD ESSEX MD BARMOY DOUG HANOVER LAND SERVICES INC 2001 MEADOW DR WESTMINSTER MD BARNES WALTER D. B. PLUMBING BAYNE RD RIDGE MD BARNES DERRICK D. BARNES EXCAVATING, LLC CHERRYFIELD RD DRAYDEN MD BARNETT RICHARD R.B. CONSTRUCTION 4064 MILL RD VIENNA MD BARNETTE DANIEL TRI-COUNTY PUMP SERVICE INC 6711 OLD NATIONAL PIKE BOONSBORO MD Tuesday, January 30, 2018 Page 2 of 49

3 BARNHART JOHN BARNHART EXCAVATING 2107 A WHITEFORD ROAD WHITEFORD MD BARR BENJAMIN M BEN BARR LLC 9946 KELLY RD WALKERSVILLE MD BARRETT JASON EARL E PRESTON JR INC 2228 ENGLE RD FALLSTON MD BARTZ JR JULIUS T HOBBS CONTRACTORS INC HOBBS RD DENTON MD BATHON CARL D BATHON RENTALS 4004H PARK RD QUEENSTOWN MD BAYLY JR WAYNE T BAYLY'S INC PO BOX 204 HARWOOD MD BAYLY SR WAYNE J BEETLE BAYLY SEPTIC SERVICE 721 HELEN AVE LINTHICUM HEIGHTS MD BEAHM RONALD BRANDOM SMITTH CONTRACTORS, INC 1975 MCKENDREE RD WEST FRIENDSHIP MD BEALL JUSTIN R. F. BEALL & SONS 8795 VETERANS HWY MILLERSVILLE MD BEALL RALPH J MAURICE CARLISLE INC BARNESVILLE RD DICKERSON MD BEALL JR ROBERT F BEALL & SONS 8795 VETERANS HWY MILLERSVILLE MD BEAN ALLEN BRANDON SMITH CONTRACTORS MD BEAN PARRAN BEAN'S EXCAUATING AND HAULING INDIAN BRIDGE ROAD CALIFORNIA MD BEAUCHAMP JOHN BEAUCHAMP BROTHERS CONSTRUCTION OLD EDEN RD EDEN MD BEAUCHAMP BARRY S BEAUCHAMP BROTHERS CONSTRUCTION OLD EDEN RD EDEN MD BEAVER DEAN AC & T CO INC P.O. BOX 4217 HAGERSTOWN MD BECHTEL BARRY BARRY BECHTEL INC 1845 MUD RUN RD YORK SPRINGS PA BECHTEL TIM BARRY BECHTEL GENERAL CONTRACTOR INC 1845 MUD ROW RD YORK SPRINGS PA BECHTEL CHAD BARRY BECHTEL GENERAL CONTRACTOR INC 1845 MUD RUN RD YORK SPRINGS PA BECKER HAL B-N-B EXCAVATING LLC PO BOX 71 DAMERON MD BECKMAN JOHN JOHNIE BECKMAN EXCAVTING PO BOX 60 RAWLINGS MD BECKMAN ROBERT J JOHNIE BECKMAN EXCAVATING SPRING HAVEN RD RAWLINGS MD BEDSAUL MIKE BEDSAUL PLUMBING INC 1339 KNOPP ROAD JARRETTSVILLE MD Tuesday, January 30, 2018 Page 3 of 49

4 BEHLKE BRIAN CASEY JONES ENTERPRISES 113 JONES PLACE CHESTER MD BEITZEL ROBERT ROBERT BEITZEL EXCAVATING 20 LUMBER CITY RD OAKLAND MD BEITZEL GARY L ROCK EXCAVATING PO BOX 810 MCHENRY MD BELL ARTHUR BURGEMEISTER-BELL, INC S DOLFIELD RD OWINGS MILL MD BENAK ROBERT A ROBERT A BENAK 2291 WORCESTER HWY POCOMOKE MD BENDER TIMOTHY BYCO ENTERPRISES INC BITTINGER RD GRANTSVILLE MD BENEFIELD TOM DOME HOMES OF MD INC T/A CROSSROADS CO PO BOX 70 HOLLYWOOD MD BENNETT ARNETT BENNETT AND SON CONT INC PO BOX 2762 LAPLATA MD BENNETT SUSAN BENNITT & SON CONTRACTING INC. PO BOX 2762 LA PLATA MD BENNETT CLIFTON BENNETT EXCAVATION CLARKSBURG ROAD DAMASCUS MD BENTON ADAM DAVID GOOD EXCAVATION KIBLER RD GREENSBORO MD BERG AUGUST E AE BERG PLUMBING LLC PO BOX 486 PASADENA MD BERNSTEIN BENJ RENOVATION CRAFTSMEN 1313 SPENCERVILLE ROAD SPENCERVILLE MD BERRY RODELL HG BERRY EXCAVATION TH ST OWINGS MD BERRY JIM JADEE INC PO BOX 227 PORT TOBACCO MD BEUCHERT JOE BEUCHERT EXCAVATING INC CRAIN HWY UNIT 100 NEWBURG MD BILLING SR GREGORY J BILLINGS OUTBACK SEPTIC 180 OBRECHT RD MILLERSVILLE MD BILLINGS GREGORY BILLINGS OUTBACK SEPTIC 180 OBRECHT RD MILLERSVILLE MD BIRNEY RICHARD RICK BIRNEY INC 110 FOX CHASE DR ELKTON MD BIRNEY JR TODD W TW BIRNEY PO BOX 1813 ELKTON MD BISHOP KEVIN BISHOP'S BACKHOE AND PLUMBING INC KNIFE BOX RD GREENSBORO MD BIVENS DENVER S BIVENS SEPTIC BENNETT ROAD FRANKFORD DE BLACK MATTHEW CONDON'S EXCAVATING 1600 WAKEFIELD VALLEY RD NEW WINDSOR MD Tuesday, January 30, 2018 Page 4 of 49

5 BLAKE JIMMY AJ MICHAELS 4512 YORK RD BALTIMORE MD BLAKE FREDERICK J MORGAN E RUSSELL INC 100 PROSPECT LA HUNTINGTOWN MD BLAKE CLARENCE W NEW DIMENSIONS PLUMBING & EXCAVATIN 3018 BACHMAN RD MANCHESTER MD BLEVINS JASON A PINNACLE EXCAVATING 1933 CYPRESS DR BEL AIR MD BLEVINS TRAVIS W BLEVINS SEPTIC SERVICE 2618 BECKLEYSVILLE RD FREELAND MD BLEVINS WADE R BLEVINS SEPTIC SERVICE 2618 BECKLEYSVILLE RD FREELAND MD BLOUGH DAVID CHOPTANK EXCAVATING 802 CRYSTAL AVE DENTON MD BLYLER CHRIS ARK & DOVE EXCAVATION, LLC WOLFE DR MECHANICSVILLE MD BLYLER BRANDON ARK & DOVE EXCAVATION, LLC WOLFE DR MECHANICSVILLE MD BOCK ANDREW LORENZI, DODDS AND GUNNILL, INC 3475 LEONARDTOWN RD STE 100 WALDORF MD BOGGS LUTHER C BOGGS EXCAVATING 1416 OLD PHILADELPHIA RD ELKTON MD BOGGS III LUTHER C BOGGS EXCAVATING 1416 OLD PHILADELPHIA RD ELKTON MD BOLLINGER JEFFREY F FRANCIS BOLLINGER &SONS 1343 BOLLINGER RD WESTMINSTER MD BOLLINGER FRANCIS FRANCIS BOLLINGER & SON 1343 BOLLINGER RD WESTMINSTER MD BOONE JAMES FOGLE SEPTIC 580 OBRECT ROAD SYKESVILLE MD BOONE DANNY FOGLES SEPTIC 580 OBRECT RD SYKESVILLE MD BOPST BRUCE FREEDOM SEPTIC 2809 LIBERTY RD SYKESVILLE MD BOSLEY JERRY DOWN TO EARTH EXC. INC 4500 WENTZ RD MANCHESTER MD BOSLEY DENNIS J DENNIS BOSLEY SERVICE INC 2646 DUBLIN RD STREET MD BOSWELL RICKY R K BOSWELL 5160 MILLER HILL RD LA PLATA MD BOSWELL MICHAEL C L BOSWELL JR SEPTIC LAUREL RIDGE DR MECHANICSVILLE MD BOSWELL DALE L CL BOSWELL SEPTIC SERVICE LAUREL RIDGE DR MECHANICSVILLE MD BOSWELL LARRY D C L BOSWELL SEPTIC TANK SERVICE PO BOX 117 WHITE PLAINS MD Tuesday, January 30, 2018 Page 5 of 49

6 BOTELER JAMES L SCAGGS HOMES 7011 BRISCOE TURN RD OWINGS MD BOVA DAMON LEGACY CONTRACTING 1538 MANCHESTER RD WESTMINSTER MD BOWDEN TIMOTHY J TIMOTHY J BOWDEN BUILDERS INC 85 HINGHAM LANE BERLIN MD BOWEN MICHAEL RITE TIGHT RONSBY HALL RD LUSBY MD BOWEN JOHN B N & J EXCAVATING P. O. BOX 536 HUNTINGTOWN MD BOWEN CRAIG A TRICON CONSTRUCTION 2655 BAUMGARDNER RD WESTMINISTER MD BOWERS GARY L BOWERS EXCAVATION 1349 LOWER NEW GERMANY RD GRANTSVILLE MD BOWERSOX MIKE BEN LEWIS PLUMBING FREDERICK RD CLARKSBURG MD BOWES TRAVIS N MIKE BOWES & SONS P.O. BOX 234 CALLAWAY MD BOWES MIKE MIKE BOWES AND SONS CONTRACTING P.O. BOX 234 CALLOWAY MD BOWLING DONALD BOWLING BROTHERS EXCAVATION PENNS HILL RD LA PLATA MD BOWLING JOHN BOWLING BROTHER'S EXCAVATING PENNS HILL RD LA PLATA MD BOWLING JAMES SILVER CREEK MECHANICAL SERVICES BUDDS CREEK MECHANICSVILLE MD BOWMAN MICHAEL D ABOVE THE BEST 352 GOOSEMAR ROAD RISING SUN MD BOWMAN WILLIAM P BOWMAN'S BACKHOE SERVICE 4201 WEBSTER ROAD HAVRE DE GRACE MD BOWMAN ROBERT F BOWMANS SEPTIC SERVICE BAUGHER RD THURMONT MD BOWMAN GEORGE GEORGE BOWMAN 4876 PISGAH MARBURY RD MARBURY MD BOYD WILLIAM A BBT ENTERPRISES MILL BRIDGE ROAD LUSBY MD BOYD WILLIAM A BBT ENTERPRISES MILL BRIDGE RD LUSBY MD BOYD BRUCE D KELCO PLUMBING & BACKHOE LLC 6902 DEBOLD RD SABILLASVILLE MD BOYD WILLIAM A BBT ENTERPRISES MILL BRIDGE ROAD LUSBY MD BOYER SAMUEL BOYER CONSTRUCTION INC 4028 PETERSVILLE RD KNOXVILLE MD BOYLE WILLIAM H BEE GREEN LAND COMPANIES LLC PO BOX 871 EASTON MD Tuesday, January 30, 2018 Page 6 of 49

7 BOZMAN MARK BOZMAN SAND & GRAVEL STEWART NECK RD PRONCESS ANNE MD BRADLEY ERIC MORGAN CREEK GENERAL CONTRACTING LLC 17 N COX STREET MIDDLETOWN DE BRADLEY ROY ROTO ROOTER P. O. BOX 559 EASTON MD BRAGG VAUGHN K BRAGG EXCAVATING 2029 EVITTS CREEK RD BEDFORD PA BRANT GARY E BRANT'S HOME SALES NATIONAL PIKE GRANTSVILLE MD BRAUNING MATTHEW T FREEDOM SEPTIC 2809 LIBERTY RD SYKESVILLE MD BREEDING JUSTIN MARK BREEDING EXCAVATING LINE RD FEDERALSBURG MD BREEDING MARK E MARK E BREEDING & SON EXCAVATING LINE RD FEDERALSBURG MD BREEDING JAMES R RICK BREEDING EXCAVATING, INC 826 CRYSTAL AVE DENTON MD BRENDEL JUSTIN LEVEL LAND INC P. O. BOX 100 LISBON MD BRENDEL ZACK LEVEL LAND INC PO BOX 100 LISBON MD BRIAN GARLAND GARLAN L BRIAN SR LLC HIGHLAND RD HIGHLAND MD BRIDDELL JAMES A JAMES A BRIDDELL & SON INC PO BOX 339 PRONCESS ANNE MD BRIDGES DANIEL BRIDGES SITE AND UTILITIES INC PO BOX 368 ST MICHAELS MD BRIDGES JR EDWARD M HOLLY LAKE ENTERPRISES, INC 9589 TILGHMAN ISLAND RD MCDANIEL MD BRISTOW JR WESLEY B BRISTOWS HAULING & LOADING PO BOX 76 EARLEVILLE MD BRISTOW SR WESLEY B BRISTOW HAULING AND LOADING 215 POND NECK RD EARLEVILLE MD BRONUSHAS JOHN HONGA EXCAVATING, INC 2104 ROSALIE AVE BALTIMORE MD BROWN CHRIS ELK DEV COPR P.O. BOX 5075 TIMONIUM MD BROWN JUSTIN D J BROWN EXCAVATING LLC WINDSWEPT LA VALLEY LEE MD BROWN ROBERT REDFORD EXCAVATING LLC 26 HILLSIDE AVENUE COCKEYSVILLE MD BROWN GRASON REDFORD EXCAVATING LLC 26 HILLSIDE AVENUE COCKEYSVILLE MD BROWN RONALD W EAST COAST EXCAVATION DOVER BRIDGE RD PRESTON MD Tuesday, January 30, 2018 Page 7 of 49

8 BROWN MARY EAST COAST EXCAVATING DOVER BRIDGE RD PRESTON MD BROWN GREGG BACON COMPANY BROOKE ROAD SANDY SPRING MD BROWN DERRICK DERCO ENTERPRISE INC 1010 PONDS WOOD RD HUNTINGTOWN MD BROWNING DUANE E DUN-RITE PLUMBING AND HEATING LLC 308 UPPER COLLEGE TERR FREDERICK MD BROWNING MATT DUVALL BROTHERS PO BOX 2165 EASTON MD BRYAN MATTHEW S BRYAN FARM 4303 LANGRELL ROAD PRESTON MD BRYAN JR ALLEN BRYAN & SONS P. O. BOX 2850 EASTON MD BRYANT SR PAUL E STATEWIDE SEPTIC & BACKHOE 436 CENTRAL AVE DAVIDSONVILLE MD BUCKLER ROBERT BUCKLER EXCAVATING MECHANICSVILLE MECHANICSVILLE MD BULLEN ROBERT B & B LAND MANAGEMENT 1910 ROBERTA DR CHESTER MD BULLOCK GERALD G & S CONTRACTING 755 WEST PULASKI HWY ELKTON MD BUNDICK JIMMY BUNDICK WELL & PUMP CO PO BOX 15 PAINTER VA BUNDICK DANIEL W BUNDICK WELL & PUMP CO PO BOX 15 PAINTER VA BURCH GEORGE H HOWARD BURCH 8011 KEECH RD CHARLOTTE HALL MD BURCHETT EMORY EMORY'S BACKHOE SERVICE 846 SWIFT RD PASADENA MD BURCKER RONALD E ANTRIM SEPTIC SERVICE 3119 BARR RD GREENCASTLE PA BURROWS MARK ST MICHAELS VENTURES LLC P.O. BOX 571 ST MICHAEL MD BURTON BRUCE D LDE INC MAIN STREET #203 SYKESVILLE MD BURTON P.E. BRUCE D LDE INC 7520 MAIN STREET #203 SYKESVILLE MD BUSSARD WALTER L WALTER L BUSSARD SEPTIC & EXCAVATING WOODLAND WAY RD MYERSVILLE MD BUTLER TY T & C CONTRACTORS OAKLAND RD GOLDSBORO MD BUTLER WILLIAM EARLPRESTON JR INC 4045-C JARRETTSVILLE MD CAHOON CHRISTOPHER LINC CONSTRUCTION SERVICES LLC 704 WADE AVENUE ROCKVILLE MD Tuesday, January 30, 2018 Page 8 of 49

9 CALEO NICK RTF ASSOCIATES, INC 142 E MAIN ST WESTMINSTER MD CALLAHAN JR HERMAN L PATCHETT EXCAVATING 300 BEAVER BRANCH LN CENTREVILLE MD CAMERON PETER V CAMERON CONSTRUCTION INC GRAND LA CHAPTICO MD CAMPBELL CECIL C.E. CAMPBELL PLUMBING AND HEATING 1244 RIDGE ROAD PYLESVILLE MD CANFIELD TERRY VALENTINE EXCAVATING 110 WESTERN MD PARKWAY HAGERSTOWN MD CARE DAVID CARE UTILITIES, INC 207 MAGOTHY BRIDGE RD PASADENA MD CARE NICHOLAS D MORRISON EXCAVATING 149 OAK BOTTOM RD QUARRVILLE PA CAREY JAMES M R.T. ABSHER JR GEN CONTRACTING INC PLUMBERRY ROAD GREENWOOD DE CARLISLE J M J MAURICE CARLISLE INC BARNSVILLE RD DICKERSON MD CARR DANIEL L CLOE VENTURES 1650 PLEASANT PLAINS RD ANNAPOLIS MD CARTER RONALD CARTER'S SEPTIC SERVICE ST GEORGE'S CHURCH RD VALLEY LEE MD CARTER PETE SUBURBAN CONT CO, INC KINGSVILLE MD CARTWRIGHT WILLARD ROBEY & SON OLDTOWN RD SE OLDTOWN MD CASSELL KURT FOGLE'S SEPTIC CLEAN, INC 580 OBRECHT RD SYKESVILLE MD CATTERTON RICHARD W HARWOOD ESCAVATING, INC A LANKFORD RD HARWOOD MD CATTERTON JOE MARRICK PROPERTIES 995 N PRINCE FREDERICK BLVD PRINCE FREDERICK MD CAVALLUCCI DANIEL P CAUALLUCCI AND CAUALLUCCI PLUMBING 1032 DOYLE ROAD STREET MD CHANDLER FRED MID ATLANTIC CONTRACTING INC 7749 WOODBINE RD WOODBINE MD CHANEY CALVERT CALVERT CHANEY CONSTRUCTION CO P. O. BOX 314 WEST RIVER MD CHAPOLINI JAMES E TECH CONTRACTING CO INC 4000 HUDSON STREET BALTIMORE MD CHAVIS JOSHUA A CHAVIS ENTERPRISES, LLC P. O. BOX 451 JARRETTSVILLE MD CLABAUGH SCOTT E CLABAUGH CONSTRUCTION PO BOX 232 THURMONT MD CLARK WILLIAM L BELTWAY SURVEYS 5627 ALLENTOWN RD #105 SUITLAND MD Tuesday, January 30, 2018 Page 9 of 49

10 CLARK DOUG BRUCE H CLARK INC PINEY ISLAND DR BISHOPVILLE MD CLAYTON DAVID DANNY MCHENRY BACKHOE & PAVING AUGUSTINE HERMAN HWY KENNEDYVILLE MD CLAYTON TODD TODD'S EXCAVATING 3918 EMRICK LN JARRETTSVILLE MD CLEARY FRANK FRANK CLEARY CUSTOM BUILDER P.O. BOX 639 OWINGS MD CLEARY DANIEL J CLEAN DELAWARE LLC P.O. BOX 123 MILTON DE CLINE THOMAS LIBERTY INSPECTIONS 12 GREY FOX DR ELKTON MD COBLE JR LESTER W ACER ENVIRONMENTAL ASSESSMENTS, LLC BAKER RD DENTON MD COCHRAN JOHN BUNKER HILL SERVICES INC 750 N ST AUGUSTINE RD CHESAPEAKE CITY MD COLLICK ALBERT B ARC TRUCKING AND BACKHOE 9309 SEAHAWK RD BERLIN MD COLLINS CHUCK THE COLLINS COMPANY LLC KENTMORE PARK RD KENNEDYVILLE MD COLSON RICKY FOGLES SEPTIC 580 OBRECTH RD SYKESVILLE MD CONDON BRETT CONDON EXCAVATING LLC 1600 WAKEFIELD VALLEY RD NEW WINDSOR MD CONDON BILL L BILL L CONDON 896 HUDSON RD CAMBRIDGE MD CONDON MICHAEL CONDON EXCAVATING 1600 WAKEFIELD VALLEY RD NEW WINDSOR MD CONNATSER RANDY RANDY'S PIPE MAINTENANCE P.O. BOX 371 WOODSBORO MD CONRAD TERRY OAK HILL CONSTRUCTION OAK HILL RD SILVER SPRING MD CONTE ANTHONY J & A BUILDERS INC 130 LUBRONO DRIVE ANNAPOLIS MD COOK RAY GARLITZ EXCAVATING INC 151 SQUIRREL HILL RD MYERSDALE PA COOK RICH BRAGG EXCAVATING 2029 EVITTS CREEK RD BEDFORD PA COON JR WALTER WTC CONTRACTORS INC 3033 SALEM BOTTOM RD WESTMINSTER MD COONEY MATTHEW FOGLES SEPTIC 580 OBRECHT RD SYKESVILLE MD COOPER ANTHONY G A G COOPER CONSTRUCTION P.O. BOX 1164 OWINGS MD COPPOGE WILLIAM B WM B COPPOGE P. O. BOX 24 CHURCH HILL MD Tuesday, January 30, 2018 Page 10 of 49

11 COPSEY RICHARD REL EXCAVATING THREE NOTCH RD MECHANICSVILLE MD CORCORAN TOM ABINGDONE COMPLETE SERVICES 3723 F ABINGDON BEACH ROAD ABINGDON MD CORDELL ARTHUR T A C & T PO BOX 4217 HAGERSTOWN MD CORNISH SR JOHNNIE A CORNISH S SEPTIC SERVICES, LLC 57 MAGOTHY BEACH RD PASADENA MD COSSENTINO TOM COSSENTINO SEPTIC DOVER RD UPPERCO MD COSSENTINO J TOM COSSENTINO SEPTIC DOVER RD UPPERCO MD COTTON JASON CR SEMLER MAPLEVILLE RD SMITHSBURG MD COUGHENOUR MICHAEL R COUGHENOUR SURVEYING 115 S CENTRE ST CUMBERLAND MD COUSINEAU JR GERALD AMERICAN DREAMS INC 8125 OLD LEONARDTOWN RD HUGHESVILLE MD COWDRICK JOHN CR SEMLER MAPLEVILLE RD SMITHSBURG MD COWMAN III GEORGE C GEORGE C COWMAN JR INC 1103 NICODEMUS RD REISTERSTOWN MD COX KENNY PRICE CONSTRUCTION WALNUT TREE RD EDEN MD COX MARK MARKS LAWN SERVICE, INC 50 MULBERRY LANE HUNTINGTOWN MD CRAIG DARIN CR SEMLER INC MAPLEVILLE RD SMITHSBURG MD CRANFORD JOHN J CALVIN WOOD JR ST LEONARD ST LEONARD MD CRUMMITT III THOMAS T. E. CRUMMITT JR SEPTIC 1680 LINZEE DR WESTMINSTER MD CRUMMITT JR THOMAS E T. E. CRUMMITT JR SEPTIC GAS HOUSE PIKE NEW MARKET MD CULLISON JR CLAYTON E CULLISON EXCAVATING LLC PO BOX 156 CALLAWAY MD CUMBERLAND KELLY CUMBERLAND CO, INC A. E. MULLINIX RD WOODBINE MD CUMBERLAND CURTIS CUMBERLAND DEVELOPMENT CUSTOM HOMES 2983 DUVALL ROAD WOODBINE MD CUMBERLAND WILLIAM WTC III P&H 1820 GILLIS FALLS ROAD WOODBINE MD CURRY DANIEL J A. M. CURREY EXCAVATING, INC 442 COOLEY MILL ROAD HAVRE DE GRACE MD CURRY VIRGIL A. M. CURRY EXCAVATING INC 442 COOLEY MILL RD HAVRFE DE GRACE MD Tuesday, January 30, 2018 Page 11 of 49

12 CUSIC KEVIN C & C PLUMBING THREE NOTCH RD HOLLYWOOD MD CUTTER RICK CUTTER'S SEWER AND DRAIN CLEANING 909 FREDERICK ST CUMBERLAND MD DADE DESALES C VESTER LIGHT HAULING DALRYMPLE GARY E QUALITY SEPTIC BACKHOE SERVICE 524 CLAY HAMMOND RD PRINCE FREDERICK MD DALRYMPLE DENNIS A MORGAN E RUSSEL 100 PROSPECT DR SUNDERLAND MD DARBIE JOHN DARBIE & SONS EXCAVATING INC PARAMORE PL MECHANICSVILLE MD DARLING JAMES J DARLING GREENSBORO RD DENTON MD DAVIS KEVIN FOGLE'S SEPTIC CLEAN 580 OBRECHT ROAD SYKESVILLE MD DAVIS ALEX A. DAVIS MORRIS LEONARD ROAD PARSONSBURG MD DAYTON DEAN P FIRST FRUITS EXCAVATING INC RT 2 BOX 651A RIDGELEY WV DAYTON II PHILLIP "Buck" N FIRST FRUITS EXCAVATING INC RT 2 BOX 651A RIDGELEY WV DEAN ERIC M AB & H EXCAVATING, INC HERMAN LA CALLAWAY MD DEAR KENNETH R MITCHELL PLUMBING AND HEATING EASTERN AVENUE BALTIMORE MD DEAVERS JAMES FOGLES SEPTIC 580 OBRECT RD SYKESVILLE MD DEBERNARDO ALAN LEGACY SEPTIC 1538 MANCHESTER ROAD WESTMINSTER MD DEFIBAUGH JEFFERY KEPLINGER EXCAVATING SHARPSBURG PIKE HAGERSTOWN MD DELLA III LUTHER A DELLA & SONS 7215 GLEN ALBIN LA PLATA MD DELLA IV LUTHER A DELLA & SONS EXCAVATING 7215 GLEN ALBIN RD LA PLATA MD DELLA JR LUTHER A DELLA & SONS EXCAVATING PO BOX 963 LA PLATA MD DELLINGER RICHARD HERE TO HELP LLC 166 PATTISON AVE BLOOMINGTON MD DELLINGER JR ROBERT N & J EXCAVATING P. O. BOX 536 HUNTINGTOWN MD DESMOND GERRY CLEAN DELAWARE LLC P.O. BOX 123 MILTON DE DETEMPO PETE PETE DETEMPO PINEY POINT RD CALLAWAY MD Tuesday, January 30, 2018 Page 12 of 49

13 DIEFENDERFER E S E S DIEFENDERFER SANDERTOWN RD TRAPPE MD DIEFENDERFER BENJAMIN DIEFENDERFER EXCAVATING SANDERSTOWN ROAD TRAPPE MD DIETZ DUSTIN ATLANTIC SOLUTIONS 512 SHAW CT SEVERN MD DILLWORTH RONIIE CUTTERS SEWER AND DRAIN 909 FREDERICK ST CUMBERLAND MD DIMICK TIMOTHY SPIKER BROTHERS INC 5 NORMANS WAY MCHENRY RD MD DIOTTE JEFFREY A MITCHELL PLUMBING AND HEATING EASTERN AVENUE BALTIMORE MD DISNEY DARREN DISNEY LANDSCAPING INC 840 WEST ISABELLA ST SALISBURY MD DIXON JR SAMUEL M J CALVIN WOOD JR 3790 SAINT LEONARD RD SAINT LEONARD MD DOERR SCOTT DOERR EXCAVATING 375 DOERR RD ACCIDENT MD DOLBY ANDREW J R.T. ABSHER JR. GENERAL CONTRACTING P.O. BOX 190 GREENWOOD DE DONNELLY ALAN S HIGH TECH HOME INSPECTIONS KENILWORTH DR SALISBURY MD DORMAN KEVIN RELIANCE TREATED WOOD P. O. BOX 249 FEDERALSBURG MD DOTY GEORGE DOTY SEWER & DRAIN LAURWAYN DRIVE TRAPPE MD DOUGHERTY JAY PINNACLE EXCAVATING 1933 CYPRESS DR BEL AIR MD DOWNES MICHAEL GREENLIGHT HOME IMPROVEMENTS INC P.O. BOX 962 MIDDLETOWN DE 100 DOWNS CHARLES D DOWNS PLUMBING & SEPTIC PO BOX 2324 LEONARDTOWN MD DOWNS III EDWARD O DOWNS EXCAVATING INC BEALLSVILLE RD DICKERSON MD DRAPER MELVIN L DRAPERS EXCAVATING 6741 SHARPSBURG PIKE SHARPSBURG MD DUER PETE BUNDICK WELL & PUMP PO BOX 15 PAINTER VA DUFOUR JR DOUG P EARL E PRESTON JR INC 2228 ENGLE RD FALLSTON MD DUNCAN HOMER D DUNCAN SEPTIC BACKHOE SERVICES 1756 NANTICOKE RD PASADENA MD DUNN MICHAEL HOOT SYSTEMS 2885 HWY 14 E LAKE CHARLES LA DUNTON MARK SCARDINA PLUMBING 8082 VETERANS HWY MILLERSVILLE MD Tuesday, January 30, 2018 Page 13 of 49

14 DURNIN CHARLES SMITH & SMITH INC 3191 DETHS FORD RD DARLINGTON MD DUVALL GARY T.E. CRUMMITT GAS HOUSE PIKE NEW MARKET MD DUVALL ROBERT L DUVALL BROTHERS, INC PO BOX 2165 EASTON MD DYKES STEVEN CHAVIS ENTERPRISES LLC PO BOX 451 JARRETTSVILLE MD DYMOND III PAUL H PAUL H DYMOND CORP RED LINE DRIVE WOODBINE MD DYMOND JR PAUL H PAUL H. DYMOND CORP RED LINE DRIVE WOODBINE MD DYSON BRIAN PINNACLE EXCAVATING 1933 CYPRESS DR BEL AIR MD EAGLE NATHAN EAGLE SON SEPTIC 398 NORRIS ROAD AIRVILLE PA EARNSHAW J. RICHARD EARNSHAW BROS, INC PO BOX 146 BRYANTOWN MD EARNSHAW CRAIG EARNSHAW BROS, INC P. O. BOX 146 BRYANTOWN MD EARNSHAW RICHARD J SUPERIOR TANK, INC P. O. BOX 10 BRYANTOWN MD EARNSHAW WADE SUPERIOR TANK INC PO BOX 10 BRYANTOWN MD EARNSHAW JR JEFFREY W SUPERIOR TANK INC PO BOX 10 BRYANTOWN MD EASON JUSTIN B UNITED CONSTRUCTION COMPANY P.O. BOX 245 VIENNA MD ECKHART JOHN E GEOGRAPHICS NATIONAL HIGHWAY SW CUMBERLAND MD EDWARDS WAYNE A-PLUS SEPTIC SERVICE LLC HICKORY DR GALENA MD EDWARDS JASON C&L EXCAVATING PO BOX 539 FOREST HILL MD EDWARDS MATTHEW D C & L EXCAVATING INC P.O. BOX 184 FOREST HILL MD ERNST THOMAS H ERNST ENVIRONMENTAL SERVICES, INC 1907 MIDLAND RD BALTIMORE MD ESTEVEZ JESSE ESTEVEZ EXCAVATING LLC 8750 MARSHALL CORNER RD POMFRET MD ESTRADA SAMUEL D J & A CONSTRUCTION SERVICES INC P.O. BOX 870 MT AIRY MD ESWORTHY SHANNON MR ROOTER PLUMBING 7138B ENGLISH MUFFIN WAY FREDERICK MD EVERHART SCOTT CSE ENTERPRISES LLC PO BOX 267 FALLING WATERS WV Tuesday, January 30, 2018 Page 14 of 49

15 EVERLY PAUL B E-Z EXCAVATING 514 E STREET MT LAKE PARK MD EWELL ROD ISLAND MANAGEMENT 9537 CROPPER ISLAND RD NEWARK MD EWING NATHANIEL J EWING CONSTRUCTION INC TUCKAHOE BOW DR CORDOVA MD FALANGA CRAIG JFG PLUMBING 2727 HARFORD ROAD FALLSTON MD FALKENSTINE BRUCE FALKENSTINES INC 230 BANKARD RD WESTMINSTER MD FARR JEFFREY ROTO ROOTER PO BOX 559 EASTON MD FARRELL GEORGE G & G SEPTIC PO BOX 465 CHARLOTTE HALL MD FARRELL JR HARRY E HARRY E FARRELL JR P. O. BOX 271 CLEMENTS MD FARROW DANIEL E FREEDOM SEPTIC 2809 LIBERTY RD SYKESVILLE MD FEICHT RORY FEICHT CONTRACTING LLC WOODLAND ACRES ROAD CALIFORNIA MD FITZE JAMES C THE CARPENTER SHOP 1726 ARRINGTON RD MARRIOTTSVILLE MD FLEMING RICHARD FE HARRISON & SON 9617 FOUNTAIN SCHOOL RD UNION BRIDGE MD FLETCHER RONALD F RON FLETCHER INC P.O. BOX 641 JARRETTSVILLE MD FLOOK ROBERT CR SEMLER INC MAPLEVILLE RD SMITHSBURG MD FLOOK JANELL CR SEMLER INC MAPLEVILLE RD SMITHSBURG MD FOGLE DALE H FOGLE'S SEPTIC 580 OBRECHT RD SYKESVILLE MD FOGLE, JR LARRY LARRY FOGLE JR EXCAVATING & SEPTIC 6376 MOUNTAINDALE RD THURMONT MD FORBES JOHN N PLUMBING SERVICES UNLIMITED INC POTOMAC WAY UNIT 203 CHARLOTTE HALL MD FORD ROBIN ROBIN FORD BUILDING & REMODELING 2900 SHILOH RD HAMPSTEAD MD FORGETTE THOMAS E 4JET CONSTRUCTION, INC 5918 HILLSIDE RD SAINT LEONARD MD FORGETTE CHRISTOPHER T 4JET CONSTRUCTION LLC 5918 HILLSIDE RD SAINT LEONARD MD FORMAN VICTORIA WRF & SON PLUMBING & HEATING, INC 15 N MAIN ST MT AIRY MD FORMAN CHRISTOPHER B WRF & SONS PLUMBING & HEATING, INC 15 N MAIN ST MT AIRY MD Tuesday, January 30, 2018 Page 15 of 49

16 FORRESTER SAM FORRESTER PLB & EXC 380 S SIMPERS RD ELKTON MD FORRESTER CURTIS FORRESTER PLB & EVC 380 S SIMPERS RD ELKTON MD FOSKEY JR TIMOTHY ELZEY'S SEPTIC SERVICE 5602 COKESBURG RD RHODESDALE MD FOWLER WILLIS V WILLIS V FOWLER EXCAVATING 450 JEWELL RD. DUNKIRK MD FOXWELL STEVE FOXWELL LAND IMPROVEMENTS 1716 BRANNOCKS NECK CAMBRIDGE MD FRAHAM FLOYD SOUTHERN MD HOMES BROWN RD LEONARDTOWN MD FRALEY MICHAEL D FRALEY MOBILE HOME REPAIR/SERVICE 9950 KELLY RD WALKERSVILLE MD FRANK RYAN MORRISON EXCAVATING 149 OAK BOTTOM RD QUARRYVILLE PA FRASE ANDREW ANDREW FRASE EXCAVATING LLC 3557 OCEAN GATEWAY TRAPPE MD FRAZER JR ALBERT J MOUNTAIN TOP EXCAVATING & CONSTRUCTION PO BOX 428 CASCADE MD FREE LARRY MICK'S PLUMBING & HEATING 27 HOWARD ST THURMONT MD FREELAND LARRY S PRIDE WORKS 3190 FREELAND AVE HUNTINGTOWN MD FRICK RYAN CHAVIS ENTERPRISES P.O. BOX 451 JARRETTSVILLE MD FRICK JEFFREY CHAVIS ENTERPRISES LLC 3811 FEDERAL HILL ROAD JARRETTSVILLE MD FRY DAVID DAVE FRY'S EXCAVATING 463 ROCK SPRING RD CONOWINGO MD FULTON MICHAEL G M. G. FULTON SERVICES 133 WHAITE WAY SYKESVILLE MD FUNK PATRICK GOOD SHEPHARD SEPTIC SERVICE RED LION RD WHITE MARSH MD GANDEE DONNIE RAINBOW CONSTRUCTION 65 INDUSTRIAL PARK DR WALDORF MD GANK SHAN D DENROCK 133 TANNERY RD OAKLAND MD GANK DENNIS W DENROCK 133 TANNERY RD OAKLAND MD GARDNER WILLIAM D GARDNER & SONS 1021 ROMANCOKE RD STEVENSVILLE MD GARDNER DAVID GARDNER & SONS EXCAVATION 1071 ROMANCOKE RD STEVENSVILLE MD GARLITZ GREGGORY GARLITZ EXCAVATING INC 151 SQUIRRELL HILL RD MEYERSDALE PA Tuesday, January 30, 2018 Page 16 of 49

17 GARRETT ROBYN ROBYN'S SEPTIC SERVICE 297 DELLCREST DR FOREST HILL MD GARRETT ERIC HOMELAND SEPTIC 308 LIBERTY RD ESSEX MD GARRETT JR ROLFE ROBYN'S SEPTIC SERVICE 297 DELLCREST DR FOREST HILL MD GAST CHRISTOPHER GAST CONSTRUCTION CO INC PULASKI HWY WHITE MARSH MD GAYNOR JAMES W JIMMY GAYNORS EXCAVATION 3804 AKERS DR MT AIRY MD GEBHARDT THOMAS GEBCON CORPORATION BLACK ROCK RD GERMANTOWN MD GEBHART DAVID R GEBHART & SONS GRADING 33 STRAUSBAUGH TRAIL FAIRFIED PA GECKLE MATTHEW BACK RIVER PRE-CAST, LLC PO BOX 329 GLYNDON MD GEORGE MICHAEL G & S CONSTRUCTION INC 755 PULASKI HWY ELKTON MD GEPPERT TED MD WATER CONDITIONING INC E GUILFORD RD ANNAPOLIS JUNCT MD GEPPERT CARL MD WATER CONDITIONING INC E GUILFORD RD ANNAPOLIS JUNCTIO MD GERARDI NEIL L GERARDI SEPTIC SERVICE, LLC 1239 DRAPERS CORNERS RD HARRINGTON DE GESSFORD KENT J K. V. GESSFORD INC 1521 KELLAM RD SHADY SIDE MD GESSFORD KENT V K. V. GESSFORD INC 1521 KELLAM RD SHADY SIDE MD GETTIER WILLIAM E UNITED CONSTRUCTION 5430 INDIAN TOWN RD RHODESDALE MD GILBERT JR DAVID D & D HOMES, INC P. O. BOX 516 LUSBY MD GILLESPIE ANDREW GILLESPIE PRECAST PO BOX 450 CHESTERTOWN MD GILLESPIE JIM GILLESPIE & SON, INC PO BOX 450 CHESTERTOWN MD GILLIE GREG SERVICE ENERGY PO BOX 1000 CHESWOLD DE GILMAN DAVE EGLOBAL INITIATIVES LLC WHITES FERRY RD POOLESVILLE MD GLACE TRENT MARYLAND CONCRETE INC FORK ROAD FREELAND MD GLOTFELTY BARRY MDE 1800 WASHINGTON BLVD BALTIMORE MD GODDARD JAMES JAMES GODDARD EXCAVATING POINT LOOKOUT EXCAVATING LEONARDTOWN MD Tuesday, January 30, 2018 Page 17 of 49

18 GOETZ, JR PHILIP J PHILP J GOETZ PLUMBING & HEATING 4942 SILVER SPRING RD PERRY HALL MD GOETZ, SR. PHIL PHILIP S GOETZ PLUMBIMG & HEATING 4942 SILVER SPRING RD PERRY HALL MD GONZALEZ JOSEPH CONCEPTS IN BUILDING INC P.O. BOX 129 SOLOMONS MD GOOD DAVID DAVID A GOOD EXCAVATION LLC KIBLER RD GREENSBORO MD GRAHAME GEORGE SPRINGFIELD MECHANICAL P. O. BOX 218 OWINGS MD GRAY JOSEPH S JOSEPH S. GRAY HOLLOW ROAD COCKEYSVILLE MD GREEN RAY CRAFTSMAN PLUMBING 417 SEVERNSIDE DRIVE SEVERNA PARK MD GREEN STEVE GREEN SEPTIC & EXCAVATION HYALA CT CHESTERTOWN MD GREENWELL MARK HOMEFIRST N SANDGATES RD MECHANICSVILLE MD GREER JAMES JRL INC 2209 LYNS COURT BELAIR MD GRIFFIN DAVID W DAVID W GRIFFIN COLONIAL CT MECHANICSVILLE MD GROSSNICKLE AMY GROSSNICKLE CONSTRUCTION LLC GAMBRILL PARK ROAD FREDERICK MD GROVES STANLEY E GROVES BROTHERS BUILDERS LLC PO BOX 104 WESTMINSTER MD GULLION WILLIAM GULLIONS CONSTRUCTION 6704 PINE TOP RD HURLOCK MD GUNTER WILLIAM WM GUNTER & SONS INC 220 RED PUMP RD RISING SUN MD GUNTER ROBERT WM GUNTER & SONS 220 REDPUMP RD RISING SUN MD GUTRICK COREY R WT EXCAVATING & SEPTIC SERVICE PO BOX 855 BRYANS ROAD MD GUY EDDIE GUY SEPTIC SYSTEMS PO BOX 421 MECHANICSVILLE MD GWYNN CHARLES W CW GWYNN, INC 6910 CROOM STATION RD UPPER MARLBORO MD HAGADORN JR DANNY L D. LEE HAGADORN LLC 4400 ENM-HURLOCK RD HURLOCK MD HAINES JAMES W HAINES CONSTRUCTION AND EXCAVATING RD 2 BOX 345 HANCOCK MD HALL JOSEPH MITCHELL PLUMBING AND HEATING EASTERN AVENUE BALTIMORE MD HALL CHARLES STATEWIDE SEPTIC 436 WEST CENTRAL AVE DAVIDSONVILLE MD Tuesday, January 30, 2018 Page 18 of 49

19 HALLEY ROBERT L CLASSIC PLUMBING INC 5806 HOBNAIL CT MD HAMILTON TONY SMC HVAC SVC, INC T/A SOUTHERN MD CONCRE TYE WAY MECHANICSVILLE MD HAMILTON JR DONALD L SUPERIOR TANK PO BOX 10 BRYANTOWN MD HAMMETT GARY HAMMETTS BUILDING SERVICES 4480 SIXES RD PRINCE FREDERICK MD HANKS CLARENCE J HANKS CONTRACTING 2107 JACOBS WELL CT BEL AIR MD HANLINE NORMAN NORMAN HANLINE EXCAVATING 1018 JOHN DRIVE OAKLAND MD HANLINE PAT HANLINE EXCAVATING 2327 HERRINGTON MANOR RD OAKLAND MD HARDY DALE W CRYSTAL CUSTOM HOMES LTD TAYLOR RD HENDERSON MD HARDY, JR GARLAND LEE ALLIED PLUMBING AND HEATING, INC 4622 LOWER BECKLEYSVILE RD HAMPSTEAD MD HARMAN BRANDON HARMANS SEPTIC CARE 3113 OCEAN GATEWAY CAMBRIDGE MD HARMAN GERALD GERALD HARMAN EXCAVATING 1678 COVE RD ACCIDENT MD HARNE TODD HARNE'S EXCAVATING HARP HILL RD MYERSVILLE MD HARRIS DWAYNE M HARRIS SEPTIC SYSTEMS PO BOX 394 / 1828 MONKTON RD MONKTON MD HARRIS GLORIA E HARRIS SEPTIC SYSTEMS PO BOX 394 MONKTON MD HARRIS JR JERRY C JC HARRIS P & H 3120A OLD NATIONAL PIKE MIDDLETOWN MD HARRIS SR THOMAS G HARRIS SEPTIC SYSTEMS PO BOX 394 MONKTON MD HARRISON JOE FE HARRISON & SONS INC 9617 FOUNTAIN SCHOOL RD UNION BRIDGE MD HARRISON RAY HARRYS SEPTIC INSTALLATION 105 LAUREL CT CHESTERTOWN MD HARRISON EDDIE HARRISON CONTRACTING 2858 FLAG MARSH RD MOUNT AIRY MD HARRISON HARRY HARRYS SEPTIC INSTALLATION, INC 105 LAUREL CT CHESTERTWON MD HARVEY GARY G M AGRI SERVICE 2482 SAND FLAT RD OAKLAND MD HARVEY ROBERT J&B SEPTIC SERVICES LLC 6304 BURFORD LANE HURLOCK MD HASTINGS GARY G. H. HASTINGS EXCAVATION 5896 SANDY POINT RD PRINCE FREDERICK MD Tuesday, January 30, 2018 Page 19 of 49

20 HATFIELD KEN HATFIELD'S EQUIPMENT P. O. BOX 519 ANNAPOLIS JUNCTIO MD HATFIELD JR KENNETH P HATFIELD'S EQUIPMENT 8159 BROCK BRIDGE RD LAUREL MD HAUFLER MICHAEL HYDRO TERRA GROUP 15 NATIONAL PLACE / 198 PENNSYLV WESTMINSTER MD HAUSE BRIAN SHORE REAL ESTATE INVESTMENT PO BOX 2493 EASTON MD HAVILLA JR ANDREW V J. C. DREW HOMEBUILDERS 8555 CRAIN HWY BEL ALTON MD HAYDEN STEPHEN PAUL C HAYDEN & SONS PLUMBING & HEATING 111 LLEWELYN LANE HUNTINGTON MD HAYDEN JR PAUL C PAUL C HAYDEN & SONS PLUMBING & HEATING 111 LLEWELYN LANE HUNTINGTOWN MD HAYES IRVIN W IRVIN HAYES PLUMBING & HEATING 9577 ENTRANCE LANE EASTON MD HEEBNER JONATHAN OLIVER HOMES, INC LEITERSBURG PIKE HAGERSTOWN MD HEIT TODD T & T CONSTRUCTION 4408 JONES RD POCOMOKE MD HELWIG WILLIAM G H & S CONSTRUCTION 3830 HELWIG FARM RD NANJEMOY MD HEMLER MICHAEL KELCO PLUMBING 6902 DEBOLD RD SABILLASVILLE MD HENDRICKSON NATHAN J AND A CONSTRUCTION SERVICES P.O. BOX 870 MT AIRY MD HENRY HARRY HENRY BOCK PO BOX 99 BERLIN MD HENSLEY CARL MAURICE J CARLISLE INC BARNESVILLE RD DICKERSON MD HENSON CHARLES A SHADES OF GREEN EXCAVATING FAIRVIEW RD CLEAR SPRING MD HERBERT PAT HERBERT EXCAVATING LLC 6000 WEBBS PL HUGHESVILLE MD HERBERT JR JAMES H JIMMY HERBERT SEPTIC UPLAND DR CHAPTICO MD HERETH MARC D MARC D HERETH CONSTRUCTION LLC 2551 FLORENCE ROAD WOODBINE MD HERING KHRISTOFER SHORE QUALITY CONTRACTING LLC TEMPLE RD MARYDEL MD HERING GARRITT SHORE QUALITY CONTRACTING TEMPLE ROAD MARYDEL MD HESSONG DANIEL GREEN HILL LANDSCAPING LLC CRYSTAL FALLS DRIVE SMITHSBURG MD HESSONG JEREMY GREEN HILL LANDSCAPING LLC CRYSTAL FALLS DRIVE SMITHSBURG MD Tuesday, January 30, 2018 Page 20 of 49

21 HESSONG HAROLD GREEN HILL LANDSCAPING LLC CRYSTAL FALLS DRIVE SMITHSBURG MD HEWITT D. WAYNE EAGLE EXCAVATING & CONCRETE LLC MEDLEY'S NECK RD LEONARDTOWN MD HICKMAN SCOTT S & M UNLIMITED INC PO BOX 111 STILL POND MD HIGGS MIKE HIGGS COWAN CONSTRUCTION 4555 HOLLINS FERRY ROAD BALTIMORE MD HILL MARTIN P BUFFALO CONSTRUCTION COMPANY INC HANOVER PIKE MANCHESTER MD HILL FREDERICK GOTTA GO NOW LLC 1425 BANGO STREET SE WASHINGTON DC HILLS JAMES H LARRY HILLS & SONS EXCAVATING INC POINT LOOKOUT RD GREAT MILLS MD HINERMAN ERIC DIVERSIFIED APPLICATIONS A N. FRANKLINVILLE RD THURMONT MD HINES STEVEN FE HARRISON & SONS 2040 WEST LIBERTY RD WESTMINSTER MD HINKLEMAN ROBERT F JONES PUMP SERVICE 731 HENDERSON ROAD BELAIR MD HODGKISS LUKE H&H CONCRETE CONSTRUCTION INC E RIDGEVILL BOULEVARD MOUNT AIRY MD HOFFMAN TYLER HOFFMAN EXCAVATING AND HAULING DUSTY LANE HAGERSTOWN MD HOFFMAN JOSHUA HOFFMAN EXCAVATING AND HAULING DUSTY LANE HAGERSTOWN MD HOGAN PAULA S COUNTRYSIDE EXCAVATION INC 1128 HARTLY RD HARTLY DE HOGAN IV HOWARD COUNTRYSIDE EXCAVATION 1128 HARTLY RD HARTLY DE HOHMAN SHELBY CAROLINE COUNTY HD 403 SOUTH 7TH STREET DENTON MD HOLLER TERRY A HOLLER CONTRACTING LLC POWELL RD THURMONT MD HOLLIIFIELD CARL R BACKYARD EXCAVATION 751 MARLEY RD ELKTON MD HOLLMAN GLENN L.R. HOLLMAN INC 4001 UTZ RD HAMPSTEAD MD HOLMES CLARENCE D DAVID H. ROECKEY AND SONS 3626 TREGO MOUNTAIN RD KEEDYSVILLE MD HOLSTON BRAKE R B. R. HOLSTON INC MARYLAND MANOR DRIVE MONROVIA MD HORST JOHN JA HORST AND SONS BIG POOL ROAD CLEAR SPRING MD HORST KEITH J.A. HORST BIG POOL ROAD CLEARSPRING MD Tuesday, January 30, 2018 Page 21 of 49

22 HOWARD TRAVIS LORENZI, DODDS & GUNNILL, INC 3475 LEONARDTOWN RD STE 100 WALDORF MD HOWARD JAMES D JAMES D HOWARD EXCAVATING & SEPTIC SYSTE 360 E BAYFRONT RD DEALE MD HOWARD ARTHUR L SOUTHERN DRYWELL 2056 GENERALS HIGHWAY ANNAPOLIS MD HOWE NATHAN SPIKER BROTHERS INC 5 NORMANS WAY MCHENRY MD HOWELL DANIEL E P HOWELL INC 1601 PULASKI HWY ELKTON MD HUBBLE COLBY KENLEY T HUBBLE LLC OLD NATIONAL PIKE IJAMSVILLE MD HUBBLE KENLEY KENLEY T HUBBLE LLC OLD NATIONAL PIKE IJAMSVILLE MD HUDSON MARK MARK T HUDSON LANDSCAPING & EXCAVATING 779 NOTTINGHAM RD ELKTON MD HUDSON ALLEN F ALLEN HUDSON SEPTIC SYSTEMS 1221 CAMPBELLTOWN RD BISHOPVILLE MD HUFSCHMIDT PAUL SERVICE ENERGY, LLC P. O. BOX 1000 CHESWOOD DE HUMBERTSON GEORGE HUMBERTSON CONSTRUCTION CO RUBY RD OLDTOWN MD HURD JEFF JEFF HURD SEPTIC SERVICE CAMDEN RD WILLIAMSPORT MD HURRY JOHN B JOHN B HURRY COLTON POINT RD CLEMENTS MD HURT MARK A DRS AND ASSOCIATES 52 WINTERS STREET WESTMINSTER MD HUTCHINSON BRYAN SERVICE ENERGY P. O. BOX 1000 CHESWOLD DE INGRAM JUSTIN FARM AND HOME EXCAVATING 901 DRIVER RD MARRIOTTSVILLE MD INGRAM BILL FARM AND HOME EXCAVATING INC 901 DRIVER RD MARRIOTTSVILLE MD INSLEY RUSSELL RUSSELL INSLEY 3956 MAPLE DAM RD CAMBRIDGE MD ISRAEL TRAVIS THE JORDON COMPANY 2107 GWYNN OAK AVENUE GWYNN OAK MD JAMES ROBERT A CJ'S QUALITY PAVING LLC 380 SPANIARD NECK ROAD CENTERVILLE MD JAMES ROBERT C BOB JAMES EXCAVATING 418 MAYBERRY POLING RD SWANTON MD JAMES CODEY A CJ'S QUALITY PAVING 386 SPAINIARD NECK ROAD CENTREVILLE MD JAMISON WILLIAM B CHARLES H JAMISON INC FISHER AVE POOLESVILLE MD Tuesday, January 30, 2018 Page 22 of 49

23 JAMISON WILLIAM H CHARLES H JAMISON INC FISHER AVE POOLESVILLE MD JENKINS TOMMY GEC ENVIRONMENTAL BERLIN TURNPIKE LOVETTSVILLE VA JESTER HARRY JESTER EXCAVATION LLC 1706 DUDLEY CORNER RD MILLINGTON MD JOHNSON BRUCE W JOHNSON'S EXCAVATING 198 KIRK ROAD ELKTON MD JOHNSON WALTER F J & W EXCAVATING HOLLYWOOD, PO BOX 381 LEONARDTOWN MD JOHNSON BRIAN BPR, INC 150 AIRPORT DR SUITE 4 WESTMINSTER MD JOHNSON BILL JOHNSON CONTRACTING 1006 W OLD PHILADELPHIA RD NORTH EAST MD JOHNSON SHANE ROTO-ROOTER PO BOX 559 EASTON MD JOHNSON MICHAEL NATIONAL CONSTRUCTION COMPANY 198 PENN AVE WESTMINSTER MD JOHNSON STEVEN KCHD 125 S LYNCHBURG ST CHESTERTOWN MD JOHNSON MIKE ASSOCIATED EXCAVATORS FREDERICK RD MT AIRY MD JOHNSON JERRY L.R. HOLLMAN 4001 UTZ RD HAMPSTEAD MD JOHNSON MIKE ASSOCIATED EXCAVATORS FREDERICK RD MT AIRY MD JOHNSON WALTER GATOR CONSTRUCTION 85 WOODY BROWN RD RISING SUN MD JOHNSON JR LEON LEON THOMPSON JR SEPTICS PO BOX 541 FRUITLAND MD Jones James R RJ's Plumbing & Septic JONES CHRIS JONES SITE-WORK HAINES POINT RD DEAL ISLAND MD JONES DWAYNE C DWAYNE C JONES CONTRACTING INC 731 HENDERSON RD BEL AIR MD JONES DALE D. JONES BACKHOE SERVICE 346 NOTTINGHAM RD ELKTON MD JONES DAVID SOUTHERN DRYWELL 2056 GENERALS HWY ANNAPOLIS MD JONES DANA M MAGNOLIA GROUP 135 CLYDE JONES RD SUNDERLAND MD JONES BRIAN S LEVEL LAND INC P.O. BOX 100 LISBON MD JONES REX REXCO 2285 PLUM POINT ROAD HUNTINGTOWN MD Tuesday, January 30, 2018 Page 23 of 49

24 JONES JASON SR SMITH CONTRACTORS INC 7933 MT HARMONY LA OWINGS MD JONES SCOTT W SCOTT JONES MECHANICAL CONTRACTORS 819 BENNETT PT RD QUEENSTOWN MD JONES DONALD DWAYNE C JONES CONTRACTING INC 731 HENDERSON RD BEL AIR MD JONES CASEY CASEY JONES ENTERPRISES INC 113 JONES PL CHESTER MD JONES JAMES R RJS PLUMBING & SEPTIC PO BOX 1038 SEVERNA PARK MD JONES III WILLIAM C T & C EXCAVATION DUCK PUDDLE RD KENNEDYVILLE MD JOSEPH BRUCE ULTIMATE SEPTIC AND CONSTRUCTION P.O. BOX 1599 PASADENA MD JOSEPH BRUCE ULTIMATE SEPTIC & CONSTRUCTION P.O. BOX 1599 PASADENA MD JOSEPH BRUCE ULTIMATE SEPTIC & CONSTRUCTION P.O. BOX 1599 PASADENA MD JOSEPH JR BRUCE SANDFORD KRAMMER PLUMBING, HEATING 6180 LARK BROWN RD ELKRIDGE MD JOSEPH SR BRUCE L ULTIMATE SEPTIC & CONSTRUCTION P. O. BOX 1599 PASADENA MD JUDGE JAMES M JC HARRIS PLUMBING 3120A OLD NATIONAL PIKE FREDERICK MD JUSTICE III ELMER F LAND TRUST HOME BUILDERS LLC 112 DELAWARE AVE ELKTON MD KAHL KENNETH E KENNETH E KAHL REYNOLDS ROAD KINGSVILLE MD KAHLENBERG BRUCE MINI EXCAVATION SERVICES, CO 2112 FORESTSIDE DRIVE ABERDEEN MD KALBAUGH CHUCK KALBAUGH BUILDERS AND EXCAVATING 301 MARSH AVE WESTERNPORT MD KAMM FRANK FRANK KAMM SEPTIC & PLUMBING 141 KAMM LANE SUDLERSVILLE MD KAMM RAY CALVERT CONSTRUCTION CO LLC SAILBOAT LANE LUSBY MD KAMP DARREN DARREN KAMP EXCAVATING 47 BROADWATER CEMETERY RD SWANTON MD KAMP BRANDON GREGG KAMP EXCAVATING 539 CHANEY RD LONACONING MD KAMP GREGG GREGG KAMP EXCAVATING 539 CHANEY RD LONACONING MD KEATING JAMES C REED CLINGERMAN EXCAVATING TOWNCREEK RD FLINTSTONE MD KEEFER DAVID K BPR INC 150 AIRPORT DRIVE SUITE 4 WESTMINSTER MD Tuesday, January 30, 2018 Page 24 of 49

25 KEEN MATTHEW S MATTHEW S KEEN CONTRACTING 9250 PARDOE RD LUSBY MD KEISTER JOHN DAMERON CONTRACTING PO BOX137 DAMERON MD KEISTER SAMUEL M SAM'S EXCAVATING PO BOX 307 SMITHSBURG MD KELLUM WILLIAM PATCHETT EXCAVATING 300 BEAVER BRANCH LA CENTREVILLE MD KELLY CHARLES KELLY'S EXCAVATING 405 TALBOT AVE CAMBRIDGE MD KELMARTIN KEVIN UNITY LANDSCAPE DESIGN/BUILD, INC 3621 CHURCH HILL RD CHURCH HILL M KEPLINGER HAROLD H KEPLINGERS EXCAVATING SHARPSBURG PIKE HAGERSTOWN MD KEPLINGER JARED KEPLINERS EXCAVATING SHARPSBURG PIKE HAGERSTOWWN MD KIBLER LEWIS D KIBLERS EXCAVATING SMITH LANDING RD DENTON MD KIDDY JEREMY D KIDDY'S CONTRACTING LLC CHARLESTOWN RD SW LONACONING MD KIMBLE BRADLEY MID-STATE PEST CONTROL PO BOX 79 FLINSTONE MD KIMBLE III BRADLEY MID-STATE PEST CONTROL PO BOX 79 FLINSTONE MD KING GARY KING & SONS LLC 8605 AUGUSTA FARM LA LAYTONSVILLE MD KING HERBIE CLEAN DELAWARE LLC P.O. BOX 123 MILTON DE KING AMOS J KIING EXCAVATION CHARLES BARNES RD WESTOVER MD KING KYLE ENVIRONMENTAL SEPTIC & WASTE SERVICES INC PO BOX 466 DAMASCUS MD KING RANDY KING & SONS INC 8605 AUGUSTA FARM LA LAYTONSVILLE MD KING III VERNON D ENVIRONMENTAL SEPTIC & WASTE SERVICES INC HANSON RD LAYTONSVILLE MD KIRKS MATTHEW B CUSTOM DESIGNS AND CONTRACTING 3082 PATAPSCO ROAD FINKSBURG MD KLAVERWEIDE FRED T.K. CONSTRUCTION JOHNSON ROAD SALISBURY MD KLAVERWEIDE TOMMY T.K. CONSTRUCTION COMPANY JOHNSON ROAD PITTSVILLE MD KLINE CARROLL C.R. KLINE EXCAVATING HAUGHS CHURCH RD KEYNAR MD KLINE JUSTIN CR KLINE EXCAVATING HAUGHS CHURCH RD KEYMAR MD Tuesday, January 30, 2018 Page 25 of 49

26 KLINGELHOFEL EDWARD FOGLE SEPTIC 580 OBRECT ROAD SYKESVILLE MD Kluge Kenny Pleasantville Construction 1952 Pleasantville Road Forest Hill MD KNOBLAUCH KEITH HEARTWOOD HOMES LTD SINGLETREE DRIVE LEONARDTOWN MD KNOTT II BENJAMIN A AB & H EXCAVATING, INC PO BOX 330 CALLAWAY MD KNOX JOHN KNOX ENTERPRISES INC 1350 QUARRY RD PYLESVILLE MD KOHOUT MARK GATEWAY CONSTRUCTION 3527 FOREST AVE DOVER DE KOLB CHARLES F C F KOLB 7127 BLACKS MILL RD THURMONT MD KOMSA JOHN H PERFECT FINISH REMODELING INC 4335 ROXBURY MILL RD BROOKEVILLE MD KOONTZ STEVEN BABYLON VAULT COMPANY 925 WAKEFIELD VALLEY RD NEW WINDSOR MD KOPE FRANK A K & R ENTERPRISES, LLC 182 YOUGHIOGHENY RD OAKLAND MD KORELL EUGENE F KORELL INC STEELE RD HENDERSON MD KRICK SR KELLY M FIRST CLASS PLUMBING ANNAPOLIS MD KRIEG STEVEN R MDE 1800 WASHINGTON BLVD BALTIMORE MD KRIEG REBECCA S MDE 1800 WASHINGTON BLVD BALTIMORE MD LACEY DONALD W WAYNE'S DRAINS & BACKHOE SERVICE MARY VALINDA LA MECHANICSVILLE MD LACEY JONATHAN W WAYNE'S DRAINS & BACKHOE SERVICE MARY VALINDA LA MECHANICSVILLE MD LAGANA JEFF LAGANA LAND CONSULTING, LLC PERSICA LA HUGHESVILLE MD LAGANA MARK T LORENZI, DODDS & GUNNILL, INC 3475 LEONARDTOWN RD WALDORF MD LANDER BARRY TALYLOR EXCAVATING & SEPTIC SERVICE 50 TAYLOR LANE NOTTINGHAM PA LANDON JAMES L JIMMY LANDON SEPTIC SERVICE 1440 CYPRESS RD POCOMOKE MD LANDON II JAMES JIMMY LANDON SEPTIC SERVICE 1440 CYPRESS RD POCOMOKE MD LANG GEORGE G&L POOLS INC PRETTYBOY DAM RD PARKTON MD LARSON LEE LARSON'S TREE SERVICE & LANDSCAPING LTD 741 LEEDS ROAD ELKTON MD Tuesday, January 30, 2018 Page 26 of 49

27 LARSON SR LEE D LARSON TREE SERVICE & LANDSCAPE 741 LEEDS RD PO BOX 168 CHILDS MD LATE MICHAEL A MICK'S PLUMBING & HEATING 27 HOWARD ST THURMONT MD LATHAM DELORES SILVER CREEK MECHANICAL SERVICES BUDDS CREEK MECHANICSVILLE MD LATHROOM JAMES EUGENE COPSEY PLUMBING & SEPTIC PO BOX 33 MECHANICSVILLE MD LAWRENCE RAY BUCKLEN LAWRENCE FRANK S FRANK LAWRENCE EXCAVATION 6430 MOUNTAINDALE RD THURMONT MD LEATHERMAN SEAN SOUTHSIDE LAND MANAGEMENT 2601 CAMBRIDGE BELTWAY CAMBRIDGE MD LEGG GENE B & L CONSTRUCTION 115 AUSTIN CT CENTREVILLE MD LEIBY LARRY W LW LEIBY EXCAVATING 6821 PLANTATION RD FREDERICK MD LEMMERMAN JOHN RTF ASSOC INC 142 E MAIN ST WESTMINSTER MD LEONARD RICHARD ST MICHAELS VENTURES LLC PO BOX 571 ST MICHAELS MD LEONARD VIRGINIA LEONARD EXCAVATION & SEPTIC SERVICE 2321 MILLINGTON RD MILLINGTON MD LEONARD RYAN ST MICHAELS VENTURES, LLC PO BOX 571 ST MICHAELS MD LEONARD ARTHUR J LEONARD EXCAVATYION 2321 MILLINGTON MILLINGTON MD LEPPER DUNCAN DUNCAN LEPPER PO BOX 317 GREAT MILLS MD LEPPO JAMES D LEPPO EXCAVATING, LLC 2808 BIRDVIEW RD WESTMINSTER MD LESSNER TIMOTHY R LORENZI, DODDS & GUNNILL, INC 3475 LEONARDTOWN RD WALDORF MD LESTER JAMES JIMMY'S SEPTIC LLC 5922 SUNDERLEIGH DR SUNDERLAND MD LEWIS RANDY L CATOCTIN MOUNTAIN EXCAVATING B BRANDENBURG HOLLOW RD SMITHSBURG MD LEWIS WINFRED EXPRESSSANITATIONSERVICES LLC PO BOX 3664 SALISBURY MD LEWIS RAY A EXPRESSSANITATIONSERVICES LLC PO BOX 3664 SALISBURY MD LINDAW JEFFREY HYDRO-TERRA GROUP 198 PENNSYLVANIA AVE WESTMINSTER MD LINSENMEYER EDWARD L EDWARD L LINSENMEYER PLH 9304 MIGAN RD RANDALLSTOWN MD Tuesday, January 30, 2018 Page 27 of 49

28 LINSENMEYER JOSEPH LINSENMEYER EXCAVATION 9304 MIGAN RD RANDALLSTOWN MD LITTLETON PHILLIP TEMCO BUILDERS 107 WILLIAMSPORT CIRCLE SALISBURY MD LOESER JEFFREY R JRL INC 2209 LYNS COURT BELAIR MD LOGAN JARRED W. C. LOGAN & SONS 1209 WARBURTON RD ELKTON MD LONG ERIC MICK'S PLUMBING & HEATING 27 HOWARD ST THURMONT MD LONG STANLEY L STANLEY L LONG STANLEY LA MECHANICSVILLE MD LONGFELLOW SAMUEL R COTTON'S SEPTIC LLC P. O. BOX 1041 DUNKIRK MD LONGWORTH ROBERT E BILLING'S OUTBACK SEPTIC 180 OBRECHT RD MILLERSVILLE MD LORENCE BERNIE LORENCE PLUMBING & HEATING INC 2510 KERRY ANN LA OWINGS MD LORENZI JAMES LORENZI, DODDS & GUNNILL, INC 3475 LEONARDTOWN RD STE 100 WALDORF MD LOVELESS JOE MNCPPC BRABBS BROCH WAY ROCKVILLE MD LOWE III CLIFF CLIFF LOWE III DUMP TRUCK 1544 LOVE POINT RD STEVENSVILLE MD LUCAS LARRY M R.T. ABSHER GENERAL CONTRACTING INC P.O. BOX 190 GREENWOOD DE LUCAS FRANK J LUCAS CONSTRUCTION 704 W BAKER AVE ABINGDON MD LUPCHO EDWARD M LUPCHO CONSTRUCTION 5019 OLD SWIMMING POOL RD FREDERICK MD LUPCHO, JR EDWARD LUPCHO CONSTRUCTION 5019 OLD SWIMMING POOL RD FREDERICK MD LYNCH RICHARD A RICHARD LYNCH & SON LLC 5622 SNOW HILL RD SNOW HILL MD LYNCH, JR RICHARD A RICHARD LYNCH & SON, LLC 5622 SNOW HILL RD SNOW HILL MD MAGEE JAMES MARSHALL'S EXCAVATING INC PO BOX 799 WALDORF MD MALAMPHY ZACHARY EARL E. PRESTON JR. INC 4045-C FEDERAL HILL ROAD JARRETTSVILLE MD MALONE JASON H COOPER ROAD LLC P.O. BOX 1109 ALLEN MD MANIFOLD AARON R MANIFOLD EXCAVATING LLC 5129 HICKORY ROAD STEWARTSTOWN PA MANN BELVIE L MANN'S CONSRUCTION RICE RD HANCOCK MD Tuesday, January 30, 2018 Page 28 of 49