| AMERICAN BASEMENT CO INC | 2297239 | ELKTON | 1 |
| AMERICAN BLAST MASTERS LLC | 2192442 | ELKRIDGE | 1 |
| AMERICAN BOAT LIFTING SYSTEMS | 3437165 | SOLOMONS | 1 |
| AMERICAN BRICK STAINING LLC | 9360786 | REISTERSTOWN | 1 |
| AMERICAN BUILDERS CO INC | 3843806 | MILLERSVILLE | 1 |
| AMERICAN CABLE AND CONDUIT LLC | 3667574 | SAINT LEONARD | 2 |
| AMERICAN CHOICE EXTERIORS | 3676797 | OLNEY | 1 |
| AMERICAN COMBUSTION INDUSTRIES INC | 427754 | GLENN DALE | 29 |
| AMERICAN COMBUSTION INDUSTRIES, INC. | 4646569 | GLENN DALE | 80 |
| AMERICAN COMMERCIAL INSULATION LLC | 3155872 | UPPR MARLBORO | 14 |
| AMERICAN CONCRETE LLC | 4001616 | CUMBERLAND | 8 |
| AMERICAN CONCRETE SOLUTIONS INC | 1456324 | BOWIE | 2 |
| AMERICAN CONCRETE SYSTEM INC | 1575295 | BURTONSVILLE | 3 |
| AMERICAN CONTRACTING AND CARRIER SERVICES LLC | 4578095 | UPPER MARLBORO | 0 |
| AMERICAN CONTRACTING AND ENVIRONMENTAL SERVICES | 1455973 | MARRIOTTSVILLE | 4 |
| AMERICAN CONTRACTORS INC | 2007392 | BOWIE | 1 |
| AMERICAN CORNER CUSTOMS LLC | 3464014 | PRESTON | 1 |
| AMERICAN CORNER LANDSCAPING AND LAWN CARE | 2449253 | EASTON | 1 |
| AMERICAN COURIER EXPRESS LLC | 1838848 | ROCKVILLE | 2 |
| AMERICAN CRANE LLC | 1246825 | KENSINGTON | 1 |
| AMERICAN CUSTOM CONTRACTORS INC | 2526834 | ROCKVILLE | 1 |
| AMERICAN CUTTERS | 3501766 | DARLINGTON | 2 |
| AMERICAN DC LIMOUSINE AND BUS SERVICE INC | 1954051 | CLINTON | 6 |
| AMERICAN DECK INC | 2564234 | PARKTON | 2 |
| AMERICAN DESIGN AND BUILD LTD | 1590478 | BEL AIR | 3 |
| AMERICAN DISPOSAL SYSTEMS INC | 575691 | FREDERICK | 17 |
| AMERICAN DOOR CO | 401913 | BELTSVILLE | 3 |
| AMERICAN DREAM LANDSCAPE LLC | 3053378 | BETHESDA | 1 |
| AMERICAN DREAMS INC | 1034122 | HUGHESVILLE | 1 |
| AMERICAN EAGLE BUILDING & DESIGN LLC | 3898106 | ST LEONARD | 0 |
| AMERICAN EAGLE CONSTRUCTION INC | 3542943 | RIDGELY | 1 |
| AMERICAN EAGLE PROFESSIONAL SERVICES INC | 3175027 | STEVENSVILLE | 1 |
| AMERICAN EAGLE TRANSPORTATION INC | 3347819 | HYATTSVILLE | 1 |
| AMERICAN ENERGY SOLUTIONS INC | 1238133 | WHITE HALL | 1 |
| AMERICAN ENTERPRISES INC | 465379 | BLADENSBURG | 1 |
| AMERICAN FIRST CHOICE DRYWALL INC | 1357225 | WESTMINSTER | 2 |
| AMERICAN FREIGHT SOLUTIONS LLC | 3643441 | BALTIMORE | 0 |
| AMERICAN GENERAL TRUCKING LLC | 2998400 | BALTIMORE | 1 |
| AMERICAN GLASS CO INC | 1115008 | ANNAPOLIS | 2 |
| AMERICAN GLOBAL SOLUTIONS LLC | 4205005 | ROCKVILLE | 3 |
| AMERICAN GRANITE AND TILE INC | 1634585 | BISHOPVILLE | 2 |
| AMERICAN GREENSCAPES LLC | 2340149 | BALTIMORE | 1 |
| AMERICAN GROUP CONTRACTORS INC | 4152827 | BELTSVILLE | 1 |
| AMERICAN GUTTERING SYSTEMS LLC | 3385354 | MOUNT AIRY | 1 |
| AMERICAN HARDWARE& HEARTH | 1294508 | WALDORF | 1 |
| AMERICAN HAULERS LLC | 3222885 | RANDELLSTOWN | 1 |
| AMERICAN HAULING & PAVING INC | 943032 | CLINTON | 4 |
| AMERICAN HAULING LLC | 3644785 | SYKESVILLE | 1 |
| AMERICAN HERITAGE AUCTION SERVICE LLC | 2947174 | WILLIAMSPORT | 3 |
| AMERICAN HERITAGE EXCAVATING | 1601923 | BALTIMORE | 8 |
| AMERICAN HOME CONTRACTORS LLC | 4123375 | FULTON | 1 |
| AMERICAN IND FENCE CO LLC | 743134 | FRIENDSVILLE | 2 |
| AMERICAN INDUSTRIAL FENCE, LLC | 7909569 | FRIENDSVILLE | 2 |
| AMERICAN KENPO KARATE STUDIO | 2554275 | REISTERSTOWN | 4 |
| AMERICAN LANDSCAPING AND DESIGN INC | 2494124 | TEMPLE HILLS | 1 |
| AMERICAN LANDSCAPING INC | 630404 | SILVER SPRING | 9 |
| AMERICAN LAWN & LANDSCAPE INC | 1182191 | GAITHERSBURG | 10 |
| AMERICAN LAWN SPECIALISTS INC | 2017409 | SYKESVILLE | 8 |
| AMERICAN LIMOUSINES INC | 850303 | BALTIMORE | 45 |
| AMERICAN LINDEN TREE SERVICES LLC | 4465232 | GLEN BURNIE | 1 |
| AMERICAN MASTER CONSTRUCTION AND CLEANING SOLUTIONS LLC | 3046448 | SILVER SPRING | 0 |
| AMERICAN MASTER CONSTRUCTION AND CLEANING SOLUTIONS LLC | 2433214 | SILVER SPRING | 0 |
| AMERICAN MECHANICAL SERVICES OF MARYLAND LLC | 468575 | LAUREL | 3 |
| AMERICAN MEDICAL SERVICES | 1044708 | BALTIMORE | 1 |
| AMERICAN MEGA LOAD TRANSPORT LLC | 3973598 | BALTIMORE | 2 |
| AMERICAN MILLWORK INC | 2793035 | ROSEDALE | 1 |
| AMERICAN MINORITY GENERAL CONTRACTORS LLC | 4461427 | DAMASCUS | 1 |
| AMERICAN MOTOR LINES INC | 2221033 | BALTIMORE | 0 |
| AMERICAN MOVING AND TRUCKING LLC | 2131315 | SILVER SPRING | 1 |
| AMERICAN MOVING SOLUTIONS LLC | 1478161 | CLINTON | 1 |
| AMERICAN OUTBACK SEPTIC SERVICE LLC | 4201910 | FRUITLAND | 1 |
| AMERICAN PAVING AND STRIPING LLC | 3798434 | LANHAM | 7 |
| AMERICAN PAVING FABRICS INC | 611620 | HANOVER | 56 |
| AMERICAN PEST MANAGEMENT INC | 2201520 | FULTON | 4 |
| AMERICAN PLANT FOOD CO INC | 1255886 | BETHESDA | 16 |
| AMERICAN POOL LLC | 1962754 | COLUMBIA | 1 |
| AMERICAN POWERWASHING LLC | 1280766 | WHITEFORD | 1 |
| AMERICAN PRIDE DISPOSAL LLC | 4446821 | CHESTERTOWN | 1 |
| AMERICAN PROFESSIONAL CHIMNEY MASONRY & HOME REPAIR SERVICE INC | 3845288 | HYATTSVILLE | 2 |
| AMERICAN PROFESSIONAL INC | 1407036 | SILVER SPRING | 1 |
| AMERICAN PROPERTY MAINTENANCE | 2557020 | BLADENSBURG | 2 |
| AMERICAN RELOCATION LLC | 2356555 | BALTIMORE | 11 |
| AMERICAN REMODELING CORP | 4392854 | JESSUP | 1 |
| AMERICAN RESCUE WORKERS INC | 2335571 | CAPITOL HEIGHTS | 5 |
| AMERICAN RESCUE WORKERS OF MD INC | 1719581 | BALTIMORE | 3 |
| AMERICAN RESTORATION LLC | 2415987 | TEMPLE HILLS | 5 |
| AMERICAN RESTORATION SOLUTIONS LLC | 2515689 | WHITE HALL | 1 |
| AMERICAN RIGGING AND WELDING | 1897316 | MECHANICSVILLE | 1 |
| AMERICAN ROAD TRANSPORT LLC | 4271293 | DUNDALK | 1 |
| AMERICAN RUBBLE & RECYCLE | 4554591 | CAPITOL HEIGHTS | 2 |
| AMERICAN SANITATION INC | 1313191 | BRANDYWINE | 3 |
| AMERICAN SCALE & EQUIPMENT CO INC | 360724 | BALTIMORE | 2 |
| AMERICAN SEALING LLC | 1244876 | WHITEFORD | 2 |
| AMERICAN SERVICE AND INSTALLATION CORPORATION | 1696211 | GAITHERSBURG | 11 |
| AMERICAN SPARKLE WATER SERVICE LLC | 1633082 | SMITHSBURG | 3 |
| AMERICAN SPEC TRANSPORTATION LLC | 2397191 | BURTONSVILLE | 1 |
| AMERICAN SPRAY FOAM | 3505296 | WOODSBORO | 1 |
| AMERICAN STAR FARM LLC | 9813204 | MOUNT AIRY | 6 |
| AMERICAN STAR FARM LLC | 2862826 | MOUNT AIRY | 3 |
| AMERICAN STONE & PATIO COMPANY INC | 1231701 | GAITHERSBURG | 1 |