| BACK CREEK BUILDERS INC | 2076020 | PRESTON | 1 |
| BACK CREEK LANDSCAPING LLC | 2420070 | WELCOME | 1 |
| BACK HOME TRANSPORTATION | 1400181 | HYATTSVILLE | 2 |
| BACK RIVER PRE-CAST LLC | 442154 | REISTERTOWN | 3 |
| BACK RIVER TRANSPORT | 230904 | BALTIMORE | 8 |
| BACK TO BASIC TOWING LLC | 4398514 | MT AIRY | 1 |
| BACK YARD BOBBYS LLC | 3948919 | ARNOLD | 2 |
| BACKFIN LOGISTICS LLC | 4390555 | TOWSON | 0 |
| BACKFINS LLC | 2867301 | NOTTINGHAM | 1 |
| BACKHAULERS LLC | 4341343 | BALTIMORE | 0 |
| BACKROAD CONSTRUCTION LLC | 4509986 | MECHANICSVILLE | 2 |
| BACKROAD OPERATIONAL SERVICE INC | 4074974 | UPPR MARLBORO | 1 |
| BACKROAD TRANSPORTATION INC | 2940420 | CAPITOL HEIGHTS | 14 |
| BACKSHORE PROPERTY SERVICES LLC | 3593083 | BERLIN | 4 |
| BACKUP BEVERAGE | 2843307 | FREDERICK | 6 |
| BACKWOODS LLC | 3686366 | ELKTON | 2 |
| BACKWOODS WELL DRILLING LLC | 4217063 | HAMPSTEAD | 3 |
| BACKYARD BUDDY INC | 1037549 | CHESTERTOWN | 2 |
| BACKYARD ESCAPES | 1877540 | POCOMOKE CITY | 2 |
| BACKYARD POWER INC | 1151735 | WOODBINE | 3 |
| BACKYARD SUPERHEROES LANDSCAPING & HOME IMPROVEMENTS LLC | 2540100 | SALISBURY | 2 |
| BACKYARD TRUCKING LLC | 4110643 | NANJEMOY | 2 |
| BAD MONKEY ELECTRIC | 3971669 | SYKESVILLE | 1 |
| BADDER BROKER EXPRESS LLC | 2247718 | PARKVILLE | 0 |
| BADO TRANSPORTATION LLC | 2878374 | PARKVILLE | 2 |
| BADOH AUTO TRANSPORT LLC | 3590864 | BOWIE | 1 |
| BAE CONTRACTOR LLC | 4374517 | GERMANTOWN | 1 |
| BAE LOGISTICS LLC | 3627078 | NEWBURG | 0 |
| BAE SYSTEMS TECHNOLOGY SOLUTIONS & SERVICES INC | 462378 | ROCKVILLE | 13 |
| BAEB LOGISTICS LLC | 4443011 | BALTIMORE | 1 |
| BAEKO INC | 3920378 | COLUMBIA | 12 |
| BAER'S REPAIRS LLC | 3919287 | FREELAND | 5 |
| BAFO ENTERPRISE AND TOWING SERVICES LLC | 4070369 | BOWIE | 0 |
| BAFS INC | 452095 | BELAIR | 19 |
| BAGCHASER TRUCKING LLC | 3676079 | BRYANS ROAD | 1 |
| BAGDASIAN PLUMBING SERVICE | 3885060 | HARWOOD | 1 |
| BAGEL STOP INC | 1562909 | BALTIMORE | 1 |
| BAGEL WORKS | 1089930 | LUTHERVILLE | 1 |
| BAGI LLC | 4350437 | BALTIMORE | 2 |
| BAGLEYTRANSPORT INC | 2553722 | BALTIMORE | 2 |
| BAH ALLIED TRANSPORTATION AND EXPRESS LLC | 4514508 | UPPER MARLBORO | 0 |
| BAH MOVING COMPANY LLC | 3570345 | SILVER SPRING | 1 |
| BAI AEROSYSTEMS INC | 848945 | EASTON | 2 |
| BAIG LOGISTICS LLC | 9151708 | GLEN BURNIE | 1 |
| BAILEY BOYS TRUCKING LLC | 4567477 | MARDELA SPRINGS | 1 |
| BAILEY BROS PLUMBING & DRAIN SERVICES LLC | 3842120 | WEST RIVER | 1 |
| BAILEY BROWN & LOCKETT FREIGHT BROKERS LLC | 3703601 | EDGEWOOD | 0 |
| BAILEY FOREIGN FREIGHT FORWARDING INC | 2217941 | HYATTSVILLE | 0 |
| BAILEY JR & SONS INC | 2539230 | BALTIMORE | 1 |
| BAILEY MARINE CONSTRUCTION | 1289677 | EASTON | 4 |
| BAILEY'S CATERING INC | 979059 | LEONARDTOWN | 3 |
| BAILEY'S TRUCKING LLC | 2422986 | GREENSBORO | 1 |
| BAILEYS SEAFOOD & SON LLC | 3617423 | PRINCESS ANNE | 1 |
| BAILEYS TREES & LANDSCAPING INC | 1350835 | HIGHLAND | 1 |
| BAIR ARBOR TREE FARM AND NURSERY LLC | 3001590 | WESTMINSTER | 1 |
| BAIRES UNITED TRANSPORTING LLC | 4047556 | WOODBINE | 1 |
| BAJAJ PETROL TRANSPORTATION LLC | 3212806 | RISING SUN | 6 |
| BAJUS TRANSPORT & LOGISTICS LLC | 3828300 | COCKEYSVILLE | 1 |
| BAJWA TRANSPORT INC | 3890463 | EDGEWOOD | 1 |
| BAKER AGRICULTURE LLC | 5747123 | UNION BRIDGE | 2 |
| BAKER BOYS TRANSPORTATION LLC | 9998491 | BOWIE | 2 |
| BAKER FENCING LLC | 3943928 | EASTON | 5 |
| BAKER HAULING LLC | 4005317 | SALISBURY | 5 |
| BAKER TRANSPORT LLC | 3154316 | ROCKVILLE | 1 |
| BAKER TREE SERVICES INC | 1183393 | THURMONT | 13 |
| BAKER TRUCKING COMPANY LLC | 4245875 | CLINTON | 1 |
| BAKER'S EQUIPMENT REPAIR | 2394645 | WESTMINSTER | 1 |
| BAKER'S EXPRESS OF MARYLAND INC | 882853 | BALTIMORE | 17 |
| BAKER'S UTILITIES INC | 1248815 | BEL AIR | 3 |
| BAKERY EXPRESS - MID ATLANTIC INC | 1149859 | BALTIMORE | 1 |
| BAKERY FRESH DISTRIBUTOR LLC | 2872684 | FRUITLAND | 1 |
| BAKHTIYAR OVEZBERDI | 2993772 | ROCKVILLE | 1 |
| BALBOA LLC | 2964705 | CAPITOL HGTS | 0 |
| BALCHUN CONSTRUCTION LLC | 3966723 | GAITHERSBURG | 1 |
| BALCO LANDSCAPES LLC | 2876089 | PARKTON | 4 |
| BALD EAGLE PROPERTY SERVICES LLC | 4536869 | WESTMINSTER | 1 |
| BALD EAGLE TOWING LLC | 1085058 | ACOOKEEK | 1 |
| BALDEMAR AUTO GROUP LLC | 3304541 | COLLEGE PARK | 0 |
| BALDWIN DESIGN GROUP INC | 3039649 | CALIFORNIA | 1 |
| BALDWIN FREIGHT SERVICES LLC | 4023528 | SPARROWS PT | 0 |
| BALDWIN HOME IMPROVEMENTS INCORPERATED | 1854522 | BALDWIN | 2 |
| BALDWIN LINE CONSTRUCTION OF MARYLAND INC | 389295 | ELKRIDGE | 8 |
| BALDWIN MECHANICAL CONTRACTORS INC | 2408043 | BALTIMORE | 1 |
| BALDWIN MOTOR COMPANY | 1257734 | BALDWIN | 1 |
| BALDWIN REMODELING LLC | 1407154 | HUNTINGTOWN | 1 |
| BALDWIN TRUCKING LLC | 2933111 | FT WASHINGTON | 1 |
| BALDWIN TURF SOLUTIONS LLC | 3611878 | DAVIDSONVILLE | 0 |
| BALDWIN VALLEY GROUP LLC | 3763496 | BALDWIN | 2 |
| BALE TRUCKING LLC | 3856783 | COLLEGE PARK | 1 |
| BALI LIMO LLC | 4795968 | BALTIMORE | 2 |
| BALISY TRANSPORTATION LLC | 3387428 | ELKRIDGE | 1 |
| BALKIU LLC | 4275659 | GAITHERSBURG | 1 |
| BALL & BRECKENRIDGE TRUCKING INC | 1239267 | PIKESVILLE | 2 |
| BALL GREENHOUSES LLC | 2586664 | PRESTON | 2 |
| BALL TRUCKING LLC | 1807007 | PRESTON | 1 |
| BALLANTINES OIL CHANGE ON DEMAND LLC | 3217179 | EASTON | 1 |
| BALLARD LOGISTICS LLC | 3009982 | HAVRE DE GRACE | 1 |
| BALLARD TRANSPORTING LLC | 4102641 | PRINCESS ANNE | 1 |
| BALLGAME TRANSPORT LLC | 3518073 | OWINGS MILLS | 1 |
| BALMORE ROMERO | 1601522 | PASADENA | 2 |