| BEELINE FIELD SERVICES LLC | 3416459 | MILES CITY | 1 |
| BEELOGIC ENTERPRISES LLC | 677860 | BAKER | 6 |
| BEEYOND SWEET HONEY | 2469550 | BOZEMAN | 1 |
| BEGGER'S DIAMOND V RANCH INC | 628368 | WIBAUX | 1 |
| BELGRADE REPAIR INC | 1529268 | BELGRADE | 1 |
| BELL LINES TRANSPORTATION INC | 2221457 | BILLINGS | 0 |
| BELL RANCH LLC | 2159936 | DODSON | 1 |
| BELLA TRUCKING | 3376666 | KALISPELL | 1 |
| BELTON CHALETS INC | 4551883 | LIVINGSTON | 1 |
| BEN FREEMAN | 3146608 | TROUT CREEK | 1 |
| BEN GAMMA | 2882682 | KILA | 1 |
| BEN KAUFFMAN | 3815081 | BELGRADE | 1 |
| BEN MARTINSON TRUCKING | 1304505 | REDSTONE | 1 |
| BEN R PLUID | 1265485 | EUREKA | 1 |
| BEN THOMAS | 1597576 | BILLINGS | 3 |
| BEN V PAULEY | 999693 | DILLON | 3 |
| BENCHMARK ENTERPRISES LLC | 9653473 | KALISPELL | 2 |
| BENCHMARK SALES INC | 891534 | STEVENSVILLE | 1 |
| BENJAMIN JOHN PEHL | 3242534 | TERRY | 1 |
| BENJAMIN L SELBY | 1883607 | ST IGNATIUS | 2 |
| BENJAMIN WILLIAMS | 4023133 | MISSOULA | 1 |
| BENNETT EXCAVATION INC | 3926417 | KALISPELL | 1 |
| BENNETT FARMS TRUCKING LLC | 3640118 | TOWNSEND | 4 |
| BENNING CREEK CATTLE COMPANY LLC | 1635059 | GLENDIVE | 2 |
| BENSKI TOWING & RECOVERY INC | 2542188 | GREAT FALLS | 8 |
| BENSON EXCAVATING LLC | 1377670 | MONTANA CITY | 1 |
| BENT ENTERPRISES LLC | 4394069 | THREE FORKS | 1 |
| BERG BROTHERS TRUCKING LLC | 2880690 | DEER LODGE | 4 |
| BERG EXCAVATION LLC | 2919072 | LIVINGSTON | 2 |
| BERG GARAGE INC | 1327916 | WHITE SULPHUR SPRINGS | 4 |
| BERG MOVERS LLC | 3219585 | BELGRADE | 5 |
| BERGSTROM FARMS | 2392089 | FROID | 14 |
| BERGY'S LLC | 3433824 | ETHRIDGE | 4 |
| BERNARD OR CAHTERINE HANSEN | 1463997 | FORSYTH | 1 |
| BERNIE'S GLASS AND BODY SHOP | 1331641 | SCOBEY | 1 |
| BEROSIK TRUCKING INC | 257167 | KALISPELL | 1 |
| BERTOLINO LIVESTOCK & TRANSPORTATION INC | 2248438 | BILLINGS | 0 |
| BERTOLINO LIVESTOCK TRUCKING INC | 505981 | BILLINGS | 1 |
| BERTRAM DRILLING INC | 278850 | BILLINGS | 19 |
| BESECKER'S EXCAVATION AND TRUCKING LLC | 1276741 | DILLON | 2 |
| BESEL CONSTRUCTION LLC | 1264517 | LEWISTOWN | 3 |
| BEST OIL DISTRIBUTING | 6158070 | GREAT FALLS | 2 |
| BEST OIL DISTRIBUTING INC | 1798295 | GREAT FALLS | 2 |
| BEST PRACTICE MEDICINE | 3750476 | BOZEMAN | 1 |
| BEST RATE DIESEL REPAIR INC | 3115053 | BELGRADE | 1 |
| BEST RATE TOWING AND REPAIR INC | 935744 | BELGRADE | 24 |
| BEST WAY TOWING LLC | 3220838 | BELGRADE | 1 |
| BETTER FREIGHT THAN NEVER LLC | 4193688 | BILLINGS | 0 |
| BEVILLE ENTERPRISES LLC | 4106629 | BIGFORK | 2 |
| BFC CONSTRUCTION | 4516684 | BUTTE | 1 |
| BFT DISPATCH LLC | 4562221 | CUT BANK | 0 |
| BHA ENTERPRISES LLC | 4408017 | HELENA | 3 |
| BHCC INC | 2362640 | BILLINGS | 1 |
| BHH LLC | 437553 | DILLON | 7 |
| BI LOGISTICS INC | 2230466 | MISSOULA | 0 |
| BICE RANCH LLC | 575481 | MILES CITY | 1 |
| BIG ACRE SERVICES LLC | 2177691 | KALISPELL | 3 |
| BIG B ENTERPRISES INC | 1355272 | TOWNSEND | 4 |
| BIG BELT EXCAVATION | 3628916 | WHITE SULPHUR SPRINGS | 1 |
| BIG BOOMER FIREWORKS 1 3G INC | 2348731 | BILLINGS | 1 |
| BIG BOYZ HAULING LLC | 3166173 | POLSON | 2 |
| BIG CAT EXCAVATING | 3661190 | FRENCHTOWN | 1 |
| BIG COUNTRY LANDSCAPES INC | 1514793 | BELGRADE | 23 |
| BIG COUNTRY TRANSPORTATION BROKERAGE INC | 2234411 | TOWNSEND | 0 |
| BIG COUNTRY TRUCKING LLC | 2990467 | TWIN BRIDGES | 2 |
| BIG DIRT LLC | 3324600 | BILLINGS | 2 |
| BIG DOG CONCRETE | 2583397 | HELENA | 2 |
| BIG DOG DIRT WORK LLC | 3271570 | MILES CITY | 1 |
| BIG DOG ENTERPRISES LLC | 1527414 | SIDNEY | 1 |
| BIG DOG TRUCKING INC | 2191488 | SIDNEY | 1 |
| BIG DRY LIVESTOCK LLC | 1667620 | JORDAN | 2 |
| BIG EDS CRANE SERVICE LLC | 1672431 | PLAINS | 1 |
| BIG EQUIPMENT COMPANY LLC | 699954 | HAVRE | 3 |
| BIG FLAT ELECTRIC CO-OP INC | 1264417 | MALTA | 3 |
| BIG FLAT SEED CLEANING LLC | 1848778 | TURNER | 1 |
| BIG FLO DRILLING | 2025788 | LAVINA | 1 |
| BIG FOOT DUMPSTERS AND CONTAINERS LLC | 2923705 | WHITEFISH | 2 |
| BIG FORK RENTALS INC | 3262375 | BIGFORK | 2 |
| BIG GULLY OIL LLC | 3454347 | ROUNDUP | 1 |
| BIG HOLE BASIN TRANSPORTATION LLC | 3328699 | JACKSON | 1 |
| BIG HOLE FUEL SERVICES INC | 3222554 | JACKSON | 2 |
| BIG HOLE PETROLEUM INC | 1264510 | WISDOM | 1 |
| BIG HORN COUNTY ELECTRIC COOP | 854298 | HARDIN | 7 |
| BIG HORN CRANE LLC | 4471887 | BILLINGS | 1 |
| BIG HORN SAND & GRAVEL LLC | 2830286 | CUSTER | 1 |
| BIG HORSE EXPRESS LLC | 4298609 | GREENOUGH | 1 |
| BIG IRON OUTLAWS LLC | 2287216 | COLUMBIA FALLS | 1 |
| BIG JOHNS PORTABLE RESTROOMS & SEPTIC SERVICES LLC | 1817039 | BOZEMAN | 4 |
| BIG KNIFE EXCAVATION LLC | 4477043 | ARLEE | 1 |
| BIG SAGE AG SERVICES LLC | 4034899 | CHINOOK | 1 |
| BIG SKY ADVENTURES AND TOURS INC | 3156838 | BIG SKY | 4 |
| BIG SKY APPLICATORS | 1265060 | FORT BENTON | 2 |
| BIG SKY ASPHALT INC | 798965 | BOZEMAN | 2 |
| BIG SKY AUTO TRANSPORT INC | 598761 | GREAT FALLS | 7 |
| BIG SKY BOUND SHUTTLE AND TRANSPORTATION LLC | 4373619 | MANHATTAN | 1 |
| BIG SKY BUILDING SYSTEMS | 2971310 | BELGRADE | 1 |
| BIG SKY BUS LINES INC | 1027249 | BLACK EAGLE | 76 |
| BIG SKY CAD INC | 1618348 | LAUREL | 1 |
| BIG SKY CARGO CORP | 4279230 | BOZEMAN | 1 |
| BIG SKY COMMUNICATION & CABLE INC | 1446454 | BILLINGS | 1 |