| BIG DAWG TRUCKING LLC | 1458025 | CASPER | 1 |
| BIG DOG CONSULTING LLC | 2883432 | GREEN RIVER | 3 |
| BIG EAST TRUCKING CORPORATION | 3662695 | SHERIDAN | 1 |
| BIG HOLLOW CONSTRUCTION & WELDING LLC | 1211691 | LARAMIE | 1 |
| BIG HORN AG SERVICES LLC | 2481190 | BUFFALO | 2 |
| BIG HORN ANCHOR SERVICE INC | 461116 | WORLAND | 7 |
| BIG HORN ASPHALT & MORE LLC | 1245940 | SHERIDAN | 1 |
| BIG HORN BASIN DEVELOPMENT INC | 1473633 | GREYBULL | 1 |
| BIG HORN BEVERAGE CO INC | 706599 | SHERIDAN | 8 |
| BIG HORN CO-OPERATIVE MARKETING ASSOCIATION | 100344 | GREYBULL | 97 |
| BIG HORN DIVIDE AND WYOMING RAILROAD INC | 2289539 | SHOSHONI | 4 |
| BIG HORN GRINDING | 1878030 | POWELL | 1 |
| BIG HORN HORTICULTURAL SERVICES INC | 1790601 | CODY | 1 |
| BIG HORN MACHINERY CO LLC | 4555719 | RAWLINS | 8 |
| BIG HORN PRODUCTION SERVICES LLC | 4269940 | ROLLING HILLS | 4 |
| BIG HORN PRODUCTION SERVICES LLC | 4462198 | ROLLING HILLS | 0 |
| BIG HORN PROSPECTING INC | 714390 | THERMOPOLIS | 4 |
| BIG HORN RADON LLC | 4478805 | CHEYENNE | 2 |
| BIG HORN RANCH CO | 965741 | LYSITE | 3 |
| BIG HORN ROOFING INC | 1320089 | LARAMIE | 1 |
| BIG HORN RURAL ELECTRIC COMPANY | 551931 | BASIN | 18 |
| BIG HORN TIRE | 421710 | GILLETTE | 25 |
| BIG HORN TRUCK & EQUIPMENT | 535353 | MANDERSON | 4 |
| BIG HORN WATER WAGON LLC | 941217 | SHERIDAN | 3 |
| BIG HORN WELL TECH LLC | 1217208 | GILLETTE | 1 |
| BIG HORN WIRELINE LLC | 3891257 | CASPER | 11 |
| BIG HORSE TOWING LLC | 4184152 | BASIN | 2 |
| BIG HUHNKS EXCAVATION INC | 1387136 | LARAMIE | 14 |
| BIG IRON MOBILE SERVICES LLC | 4411630 | BAR NUNN | 1 |
| BIG K SERVICES LLC | 4113825 | CASPER | 3 |
| BIG MONKEY SERVICES LLC | 2493200 | EVANSTON | 1 |
| BIG MOUNTAIN DEVELOPMENT INC | 2255859 | GILLETTE | 1 |
| BIG PAWS LAWN CARE LLC | 3532455 | CHEYENNE | 13 |
| BIG PEE INDUSTRIES INC | 404808 | MOUNTAIN VIEW | 5 |
| BIG RED TOURS LLC | 2419132 | JACKSON | 1 |
| BIG RED TRUCK-ING LLC | 3015710 | CHEYENNE | 1 |
| BIG RIDGE PUMP AND WELL SERVICE LLC | 3360553 | AFTON | 1 |
| BIG ROY TRANSPORTATION LLC | 3402129 | CASPER | 2 |
| BIG SKY HEAVY EQUIPMENT REPAIR AND HEAVY HAULING INC | 1249945 | BASIN | 1 |
| BIG VALLEY CONSTRUCTION | 3302680 | LARAMIE | 1 |
| BIG WOOD TREE SERVICE LLC | 3974943 | TORRINGTON | 4 |
| BIGD'S TOOLS LLC | 3514410 | CHEYENNE | 1 |
| BIGGEN OIL & GAS SERVICES INC | 1496752 | GILLETTE | 2 |
| BIGHORN BASIN SOLUTIONS LLC | 4361669 | CODY | 1 |
| BIGHORN BASIN TOWING LLC | 4267682 | CODY | 1 |
| BIGHORN EXCAVATING LLC | 2779226 | GILLETTE | 2 |
| BIGHORN FIELD SERVICE LLC | 4484402 | SHERIDAN | 2 |
| BIGHORN FLYING COMPANY LLC | 4222136 | SHERIDAN | 15 |
| BIGHORN PRODUCTION SERVICES LLC | 3789412 | ROLLING HILLS | 2 |
| BIGHORN TRANSPORT INC | 1807785 | BASIN | 1 |
| BIGHORN TRUSS COMPANY LLC | 4486796 | POWELL | 1 |
| BIGMAN&CO LLC | 4415710 | KEMMERER | 16 |
| BIGZZ SANITATION | 3597149 | EVANSTON | 1 |
| BILL & CHARLEEN HAYNES | 629465 | OSAGE | 2 |
| BILL & PEGGY SNYDER | 981559 | RIVERTON | 1 |
| BILL A KLEIN | 509120 | WHEATLAND | 6 |
| BILL AND BONNIE HEFENIEDER | 926832 | WORLAND | 1 |
| BILL AND OR MARCIA LAMBERT | 1424467 | OSAGE | 1 |
| BILL BAILEY | 1550693 | RAWLINS | 2 |
| BILL BERENDSEN ENTERPRIZE | 2983226 | LARAMIE | 1 |
| BILL D ECKLEY | 1437093 | RIVERTON | 1 |
| BILL ESSERT | 711294 | YODER | 1 |
| BILL HARDY | 974446 | RIVERTON | 1 |
| BILL J PROCTOR | 953611 | LUSK | 1 |
| BILL KERSTING | 705451 | LARAMIE | 2 |
| BILL KOENIG TRUCKING LLC | 134228 | DUBOIS | 1 |
| BILL LARSEN-DONA VOLD LARSEN | 1792871 | CASPER | 2 |
| BILL SHEETS | 362011 | CODY | 5 |
| BILL VOSSLER | 2051973 | CHEYENNE | 2 |
| BILL'S OILFIELD SERVICE INC | 710853 | GILLETTE | 1 |
| BILLIE F GERBER | 1253661 | UPTON | 2 |
| BILLIONRUNS LLC | 6089053 | SHERIDAN | 1 |
| BILLY CRAIG | 1627175 | FARSON | 1 |
| BILLY D PARKER | 2820880 | CASPER | 1 |
| BILLY M DANIELS | 1555417 | THERMOPOLIS | 1 |
| BILLY RUSSELL CONSTRUCTION SERVICES LLC | 2876285 | CASPER | 1 |
| BINNING CUSTOM PRODUCTS INC | 100350 | LARAMIE | 2 |
| BINO'S WHOLESALE LLC | 3044136 | SHERIDAN | 1 |
| BIO-ACTION INC | 1601338 | MILLS | 1 |
| BIRCH CREEK INC | 1652507 | COKEVILLE | 1 |
| BIRDS ON A WIRE LLC | 4260581 | WAMSUTTER | 2 |
| BISON DRILLING INC | 1099307 | BUFFALO | 6 |
| BISON LUMBER INC | 1012360 | JACKSON | 5 |
| BITTER CREEK TRANS LLC | 3948066 | AFTON | 0 |
| BITTERROOT RANCH | 1773208 | DUBOIS | 1 |
| BITTERROOT RANCH OPERATIONS FAMILY LIMITED PARTNERSHIP | 3293632 | DUBOIS | 2 |
| BIVENS CONSTRUCTION INC | 2148717 | TORRINGTON | 7 |
| BJ SALVAGE LLC | 1132777 | GILLETTE | 8 |
| BK CLASSICS TRANSPORTATION LLC | 3972622 | GILLETTE | 1 |
| BKGL LOGISTICS LLC | 4906636 | DOUGLAS | 1 |
| BKP TRUCKING LLC | 4219893 | EVANSTON | 1 |
| BLACK BASIN INFRASTRUCTURE LLC | 5212615 | CASPER | 1 |
| BLACK BEAR ENERGY LLC | 2001985 | GILLETTE | 5 |
| BLACK BIRD UNITED GROUP LLC | 4450080 | CHEYENNE | 0 |
| BLACK CANYON PRODUCTIONS INC | 1482901 | SHERIDAN | 1 |
| BLACK CANYON TRANSPORT INC | 3482359 | CHEYENNE | 3 |
| BLACK CAT CONSTRUCTION LLC | 1002829 | GILLETTE | 1 |
| BLACK CAT LLC | 3008459 | CHEYENNE | 2 |
| BLACK DIAMOND CAPITAL LLC | 3946881 | CASPER | 1 |
| BLACK DOG CONSULTING INC | 673360 | CHEYENNE | 1 |