| ASJ TOWING LLC | 2442646 | CAPITOL HEIGHTS | 2 |
| ASJ TRUCKING & REPAIR LLC | 2498245 | DENTON | 1 |
| ASK A HANDYMAN | 2931863 | HANOVER | 1 |
| ASK AND DELIVER LLC | 4453061 | HYATTSVILLE | 1 |
| ASK LOGISTICS INC | 3446399 | HANOVER | 1 |
| ASK RUSS CARRINGTON LLC | 3752550 | BALTIMORE | 1 |
| ASKEW AGRI-SERVICES LLC | 2052603 | CENTREVILLE | 5 |
| ASL SERVICES LLC | 8968476 | BALTIMORE | 2 |
| ASLAN TRANSPORTATION INC | 2812173 | PASADENA | 1 |
| ASLI FOODS INC | 1247655 | JESSUP | 2 |
| ASLS LLC | 2999648 | HAMPSTEAD | 3 |
| ASM SA INC | 3110225 | WESTMINSTER | 1 |
| ASNL AUTO TRANSPORT LLC | 5561881 | BELTSVILLE | 1 |
| ASPEN EXPRESS LLC | 3949971 | WESTMINSTER | 0 |
| ASPEN GROVE LANDSCAPE COMPANY INC | 1279457 | MILLERSVILLE | 1 |
| ASPEN HILL HAULING | 4332487 | SILVER SPRING | 1 |
| ASPEN HILL MOVERS INC | 1275792 | SILVER SPRING | 3 |
| ASPEN HILL TOWING | 564194 | ROCKVILLE | 3 |
| ASPEN LANDSCAPE CONTRACTORS | 401974 | SILVER SPRING | 3 |
| ASPEN SERVICES LLC | 2066760 | ROCKVILLE | 1 |
| ASPEN TREE COMPANY | 2272829 | LIBERTYTOWN | 2 |
| ASPHALT & CONCRETE ELITE SERVICES INC | 2414813 | SPARROWS POINT | 1 |
| ASPHALT ASSAULT LLC | 8369245 | WALDORF | 3 |
| ASPHALT CONCRETE ASSOCIATES | 2961327 | GAITHERSBURG | 1 |
| ASPHALT CONTRACTOS INC | 1034219 | STEVENSVILLE | 1 |
| ASPHALT MAINTENANCE LLC | 2922516 | SALISBURY | 4 |
| ASPHALT MEDIC LLC | 2435140 | HAGERSTOWN | 1 |
| ASPHALT PAVING LLC | 1059435 | EASTON | 1 |
| ASPHALT RESTORATIONS INC | 716765 | CROWNSVILLE | 4 |
| ASPHALT SERVICES LLC | 2594237 | SALISBURY | 1 |
| ASPHALT SOLUTIONS | 2057983 | MILLERSVILLE | 3 |
| ASPHALT SPECIALISTS INC | 1832701 | WHITE PLAINS | 4 |
| ASPIRE LANDSCAPE GROUP LLC | 3091182 | TRAPPE | 4 |
| ASPIRE LOGISTICS LLC | 5620825 | BALTIMORE | 10 |
| ASRC COMMUNICATIONS LTD | 2924411 | BELTSVILLE | 14 |
| ASSEMBLE LOGISTICS LLC | 3357378 | CAMBRIDGE | 0 |
| ASSET REDEMPTION & RECOVERY LLC | 4498750 | BALTIMORE | 0 |
| ASSI FABRICATORS LLC | 1733633 | BELTSVILLE | 1 |
| ASSIGN HOME SOLUTIONS LLC | 4451139 | BURTONSVILLE | 1 |
| ASSOCIATED AUCTIONEERS & APPRAISERS INC | 1127333 | LAYTONSVILLE | 2 |
| ASSOCIATED BUILDERS INC | 436441 | HYATTSVILLE | 2 |
| ASSOCIATED BUILDERS, INC. | 7560462 | HYATTSVILLE | 13 |
| ASSOCIATED CATHOLIC CHARITIES INC | 987355 | TIMONIUM | 15 |
| ASSOCIATED FREIGHT SYSTEMS INC AFS | 2217113 | LAUREL | 0 |
| ASSOCIATED PLUMBING SERVICES INC | 1063997 | BALTIMORE | 1 |
| ASSOCIATED TRANSPORTATION SERVICE INC | 2212155 | BALTIMORE | 0 |
| ASSOCIATES PLUMBING INCORPORATED | 2344852 | COLUMBIA | 10 |
| ASSURANCE TRANSPORTATION GROUP INC | 2245362 | PASADENA | 0 |
| ASSURANCE TRUCKING LLC | 4080889 | BOWIE | 1 |
| ASSURED SERVICES INC | 1729779 | BURTONSVILLE | 12 |
| ASSURED TOWING & RECOVERY LLC | 8039995 | COLLEGE PARK | 3 |
| ASTRA BAPTISTE LLC | 3786327 | SILVER SPRING | 1 |
| ASTRANSPORTATION INC | 3911902 | FALLSTON | 6 |
| ASTRAZENECA PHARMACEUTICALS LP | 2930234 | FREDERICK | 4 |
| ASUNICON TRUCKING CO | 1462370 | HYATTSVILLE | 1 |
| AT AUTO TRANSPORT | 2043330 | GAITHERSBURG | 2 |
| AT MOVERS LLC | 3455533 | ROCKVILLE | 3 |
| AT TRUCKING & LOGISTICS LLC | 3947553 | HAGERSTOWN | 0 |
| AT YOUR DOOR LIMOUSINE LLC | 2211307 | DUNDALK | 2 |
| AT YOUR REQUEST ACCESSORIES & MORE | 3062137 | BALTIMORE | 1 |
| AT YOUR SERVICE REPAIRS INC | 1396457 | GLEN BURNIE | 12 |
| AT YOUR SERVICE TOWING LLC | 3689166 | CAPITOL HGTS | 1 |
| AT'S TREE SERVICE LLC | 4324369 | FREDERICK | 1 |
| AT2 LLC | 3175102 | HANOVER | 11 |
| ATC CORP | 175549 | BALTIMORE | 16 |
| ATC EXPRESS LLC | 4250136 | DISTRICT HEIGHTS | 1 |
| ATC LLC | 2160144 | UPPER MARLBORO | 6 |
| ATC TRANSPORTATION LLC | 6094632 | RANDALLSTOWN | 1 |
| ATC TRUCKING LLC | 3030352 | LAUREL | 2 |
| ATC WELDING SERVICE | 2448517 | GLEN BURNIE | 1 |
| ATD LANDSCAPING LLC | 4511136 | OLNEY | 3 |
| ATEELA USA CORP | 2910125 | GERMANTOWN | 4 |
| ATF SERVICE LLC | 2319618 | WALDORF | 2 |
| ATF TRUCKING LLC | 3818773 | ADELPHI | 5 |
| ATG ENTERPRISES INC | 3242885 | OWINGS | 2 |
| ATHELAS INSTITUTE INC | 392281 | COLUMBIA | 72 |
| ATHENA COMPANY INC | 3807484 | QUEENSTOWN | 1 |
| ATHEY'S PROSCAPE | 4000451 | CUMBERLAND | 2 |
| ATI CONSTRUCTION LLC | 4441019 | FREDERICK | 1 |
| ATIZZY TRANSPORTATION LLC | 3859229 | UPPER MARLBORO | 1 |
| ATJ LOGISTICS LLC | 4542059 | GLEN BURNIE | 1 |
| ATK SERVICES INC | 2789298 | UNION BRIDGE | 3 |
| ATKINS TRUCKING TEAM LLC | 4452611 | OAKLAND | 2 |
| ATKINSON HVACR INC | 2342526 | LAPLATA | 4 |
| ATKINSON WELDING CONTRACTORS INC | 794633 | CUMBERLAND | 3 |
| ATL CONNECTIONS INC | 2245086 | GAITHERSBURG | 0 |
| ATLANTA LOGISTICS INC | 3926258 | CLINTON | 8 |
| ATLANTIC ARBORIST | 1259583 | RELAY | 1 |
| ATLANTIC BINGO SUPPLY INC | 985036 | ODENTON | 8 |
| ATLANTIC BIO FUELS LLC | 1811512 | BALTIMORE | 20 |
| ATLANTIC BIOMEDICAL CO | 2968111 | BALTIMORE | 1 |
| ATLANTIC BLUE LLC | 2938389 | WESTMINSTER | 25 |
| ATLANTIC BLUE SEPTIC SERVICES LLC | 3816519 | WESTMINSTER | 5 |
| ATLANTIC BUILDING ASSOCIATES INC | 1649705 | BISHOPVILLE | 6 |
| ATLANTIC COAST CHARTERS INC | 252335 | LINTHICUM | 22 |
| ATLANTIC COAST CONSTRUCTION LLC | 1174986 | OCEAN PINES | 1 |
| ATLANTIC COAST FURNITURE GROUP LLC | 4317395 | ABERDEEN | 2 |
| ATLANTIC COAST REMODELING INC | 1802287 | FREDERICK | 2 |
| ATLANTIC COASTAL PARTNERS LLC | 4547549 | TRAPPE | 1 |
| ATLANTIC CONCRETE LLC | 8496108 | BALTIMORE | 2 |