| BLASCHAK ANTHRACITE CORPORATION | 2126141 | MAHANOY CITY | 21 |
| BLASCO CONTRACTORS INC | 954057 | PHILADELPHIA | 1 |
| BLAST OFF CLEANING EQUIPMENT LLC | 2898773 | UNIONTOWN | 1 |
| BLAST TRANSPORTATION LLC | 4474779 | PHILADELPHIA | 1 |
| BLAST TRANSPORTATION LLC | 4534299 | PHILADELPHIA | 1 |
| BLASTMASTER SURFACE RESTORATION INC | 2143411 | PORTERSVILLE | 8 |
| BLASZ CONSTRUCTION LLC | 3749515 | FSTRVL TRVOSE | 1 |
| BLATNEY TRUCK AND TRAILER SERVICE INC | 2528970 | EVERSON | 0 |
| BLATT & TILLETT TRUCK AND TRAILER REPAIR LLC | 1969881 | JONESTOWN | 9 |
| BLATT CONSTRUCTION INC | 2012993 | READING | 4 |
| BLAVOR LOGISTICS INC | 2884519 | EAST STROUDSBURG | 81 |
| BLAW-KNOX CORPORATION | 3557529 | CHAMBERSBURG | 1 |
| BLAZCZAK SALVAGE | 1219284 | GIBSONIA | 2 |
| BLAZE 718 TRUCKING LLC | 4312916 | PHILADELPHIA | 0 |
| BLAZE LOGISTICS INC | 3929859 | BERWICK | 0 |
| BLAZE OIL INC | 540588 | FURLONG | 4 |
| BLAZE PAUL LLC | 3936849 | BATH | 1 |
| BLAZE TRUCK AND TRAILER REPAIR LLC | 3304334 | ALLENTOWN | 2 |
| BLAZE TRUCKING LLC | 2821851 | FOGELSVILLE | 1 |
| BLAZER ENTERPRISES INC | 371434 | JULIAN | 2 |
| BLAZER TRUCKING COMPANY LLC | 4562327 | PHILADELPHIA | 1 |
| BLB CONTRACTORS LLC | 2512221 | NORTH WALES | 4 |
| BLB LAWN CARE AND LANDSCAPING LLC | 4528759 | FLEETWOOD | 2 |
| BLD EXCAVATING | 4046446 | MC DONALD | 3 |
| BLD TRUCKING LLC | 4321030 | MONROEVILLE | 1 |
| BLEECKER CONSTRUCTION LLC | 4225360 | MANHEIM | 1 |
| BLENCE LANDSCAPING LLC | 2131153 | DOWNINGTOWN | 4 |
| BLESS CARRIERS LLC | 2031600 | SPRINGFIELD | 2 |
| BLESS EXCAVATING LLC | 3423978 | RICHLANDTOWN | 2 |
| BLESS USA LLC | 3199426 | HARRISBURG | 1 |
| BLESSED AND FAVORED MOVING AND STORAGE LLC | 4110707 | ALBRIGHTSVLLE | 1 |
| BLESSED AUTO TRANSPORT LLC | 3066078 | PHILADELPHIA | 1 |
| BLESSED TRUCKLINE INC | 3809625 | MACUNGIE | 1 |
| BLESSING LOGISTICS LLC | 3868729 | PALMYRA | 1 |
| BLESSING MULTISERVICES LLC | 4500701 | READING | 1 |
| BLESSING TOWING LLC | 3516900 | UPPR CHICHSTR | 0 |
| BLESSING TRUCKING LLC | 3562841 | PITTSBURG | 1 |
| BLESSINGS OF HOPE | 2254423 | LEOLA | 24 |
| BLESSINGS TRANSPORT GROUP LLC | 4169164 | SCRANTON | 1 |
| BLESSINGS TRANSPORTATION LLC | 4442029 | HANOVER | 1 |
| BLETZ EXCAVATING LLC | 3084396 | LOCK HAVEN | 2 |
| BLG AIR INC | 3019276 | STATE COLLEGE | 2 |
| BLG TOOLS LLC | 4480517 | BOYERTOWN | 1 |
| BLG TRANSPORT LLC | 4077738 | LAKE ARIEL | 2 |
| BLILEYS HAULING LLC | 3602845 | NORTH EAST | 6 |
| BLIND SHOT INC | 3594724 | ALLENTOWN | 1 |
| BLIND SPOT TRANSPORTATION CORPORATION | 4503446 | YORK | 2 |
| BLINK COURIERS | 4378309 | PHILADELPHIA | 1 |
| BLINKA INC | 2176947 | NORTH VERSAILLES | 4 |
| BLISS RECLAMATION LLC | 2376743 | RIMERSBURG | 2 |
| BLISS'S BLACKTOPPING & SEALCOATING LLC | 4429466 | TUNKHANNOCK | 2 |
| BLISSFUL WAY LLC | 3947906 | KINGSTON | 1 |
| BLITTERSDORF'S INC | 350321 | TOUGHKENAMON | 13 |
| BLITZ CARRIER | 4112827 | ERIE | 1 |
| BLIZZARDS PLUMBING HEATING & AC INC | 3274744 | DILLSBURG | 1 |
| BLK ELECTRIC LLC | 2498945 | GREAT BEND | 1 |
| BLKKLK LLC | 4532551 | EAST STROUDSBURG | 1 |
| BLL CHARLES INC | 2929277 | GLEN SHAW | 7 |
| BLM LOJA STONE LLC | 6016809 | NEW MILFORD | 2 |
| BLOCK AND TACKLE LLC | 4024942 | NEW STANTON | 50 |
| BLOCKCHAIN FREIGHT FORWARDING INC | 3352767 | TOBYHANNA | 0 |
| BLOCKHOUSE CO INC | 1000258 | YORK | 2 |
| BLOCKUS HYDRAULIC SERVICES LLC | 2826962 | TUNKHANNOCK | 2 |
| BLOMMER CHOCOLATE COMPANY | 2818734 | EAST GREENVILLE | 5 |
| BLONDERS DISCOUNT APPLIANCE CENTER INC | 1884524 | LEVITTOWN | 3 |
| BLOODGOOD POND AND LANDSCAPE INC | 2505112 | HORSHAM | 15 |
| BLOODHOUND TRUCKING LLC | 2590143 | HONESDALE | 1 |
| BLOODLINE TRANSPORT LLC | 3579316 | STEELTON | 2 |
| BLOOM FARMS LLC | 4245853 | GRAMPIAN | 2 |
| BLOOM HEATING LLC | 1141070 | COAL TWP | 12 |
| BLOOM PEDIATRIC AND ADULT HEALTH SERVICES | 4202652 | READING | 1 |
| BLOOMFIELD LANDSCAPE GARDENERS | 2826748 | MUNHALL | 3 |
| BLOOMGREN CONCRETE | 2991065 | RUSSELL | 4 |
| BLOOMING GLEN CONTRACTORS INC | 434833 | BLOOMING GLEN | 55 |
| BLOOMING GREEN LAWN AND LANDSCAPE | 3176496 | PERKASIE | 4 |
| BLOOMING GROVE HUNTING AND FISHING CLUB | 1609244 | HAWLEY | 3 |
| BLOOMING LOTUS INC | 3776021 | BENSALEM | 1 |
| BLOOMING VALLEY LANDSCAPE & SUPPLY LLC | 2209519 | MEADVILLE | 4 |
| BLOOMS LAWN CARE SERVICES | 3777862 | WHITEHALL | 1 |
| BLOOMSBURG AUTO AUCTION INC | 3214189 | BLOOMSBURG | 11 |
| BLOOMSBURG METAL CO LLC | 2291058 | WILKES BARRE | 13 |
| BLOOMSBURG MILLS INC | 109161 | BLOOMSBURG | 8 |
| BLOSER BROTHERS LLC | 2855598 | NEWVILLE | 3 |
| BLOSSER'S HAULING LLC | 4041739 | DUNCANNON | 1 |
| BLOUCH'S LANDSCAPING INC | 2805390 | HARRISBURG | 4 |
| BLP TRUCKING LLC | 3763643 | SAINT MARYS | 1 |
| BLS LANDSCAPING & LAWN CARE LLC | 2899675 | PARADISE | 1 |
| BLS LOGISTICS | 3983166 | ERIE | 0 |
| BLS ROOFING LLC | 4218466 | GAP | 2 |
| BLS TRANSIT AND SUPPLY INC | 2122111 | SEWICKLEY | 9 |
| BLT SERVICES LLC | 3149549 | GULPH MILLS | 1 |
| BLT TRANSPORT LLC | 3062291 | STRASBURG | 5 |
| BLTS LLC | 3520781 | PHILADELPHIA | 2 |
| BLU COLLAR TRANSPORT LLC | 4456297 | KERSEY | 0 |
| BLUACRES LLC | 4080887 | WILLIAMSBURG | 2 |
| BLUE & WHITE LANDSCAPES LLC | 2937131 | NORRISTOWN | 5 |
| BLUE & WHITE TRAVEL AGENCY INC | 2217954 | ALTOONA | 0 |
| BLUE APPLE TRANSPORTATION LLC | 4123538 | HAZLETON | 1 |
| BLUE ARROW LOGISTICS INC | 2628811 | WARWICK | 1 |
| BLUE BALL GARAGE INC | 1608704 | BLUE BALL | 2 |