| GREAT FRONTIER AG LLC | 7697819 | PINE BLUFFS | 1 |
| GREAT PLAINS CREW CHANGE COMPANY LLC | 4201124 | GILLETTE | 30 |
| GREAT SALT LAKE COUNCIL | 854643 | JACKSON | 9 |
| GREEN DIRT MINING & HAULING | 2310240 | CASPER | 8 |
| GREEN RIVER BASIN WELL SERVICE INC | 2953918 | SHERIDAN | 4 |
| GREEN RIVER LIVESTOCK CO | 715309 | ROCK SPRINGS | 2 |
| GREEN TURF LAWNSCAPES INC | 940247 | WORLAND | 1 |
| GREENACRE EXCAVATION AND WELDING | 2018037 | POWELL | 1 |
| GREENE WELL SERVICE INC | 3029567 | GILLETTE | 4 |
| GREENE'S ENERGY SERVICES INC | 911472 | ROCK SPRINGS | 58 |
| GREENHOPE TRUCKING LLC | 2415302 | LINGLE | 1 |
| GREENVILLE BACKHOE SERVICE | 3594354 | ALTA | 1 |
| GREG DAVIS WIL MONDRAGON | 1568937 | GILLETTE | 1 |
| GREG JOHNSON | 1482931 | LOVELL | 1 |
| GREG M FALK | 711170 | JACKSON | 1 |
| GREG P BARTLETT | 1129867 | ENCAMPMENT | 1 |
| GREG WEAVER | 1759110 | SHERIDAN | 1 |
| GREGAREON LOGISTICS | 3792312 | SHERIDAN | 0 |
| GREINER SCHMIDT MOTOR CO INC | 1522164 | CASPER | 1 |
| GRELL DIRT CONSTRUCTION | 1751964 | WORLAND | 2 |
| GREUB & SONS TRUCKING LLC | 4984400 | GILLETTE | 1 |
| GREY ZONE TRUCKING LLC | 4187521 | WRIGHT | 1 |
| GREYBULL VALLEY IRRIGATION DISTRICT | 2380069 | EMBLEM | 2 |
| GREYLINE VANPOOL LLC | 3520298 | SHERIDAN | 3 |
| GREYS RIVER TRUCKING INC | 1866900 | ALPINE | 1 |
| GRG WORLDWIDE INC | 4083321 | CHEYENNE | 0 |
| GRIEMSMAN LIVESTOCK LLC | 351876 | WORLAND | 2 |
| GRIEVES RANCH | 4017042 | NEWCASTLE | 1 |
| GRIFFIN LAND AND LIVESTOCK LLC | 2100737 | FARSON | 2 |
| GRIFFIS QUALITY FENCING AND WELDING | 2580771 | POWELL | 3 |
| GRISWOLD'S AMERICAN DISPOSAL INC | 711207 | CASPER | 4 |
| GRIZZLY COUNTRY WILDLIFE ADVENTURES LLC | 2174519 | JACKSON | 2 |
| GRIZZLY DRILLING INC | 1192231 | LOVELL | 9 |
| GRIZZLY EXCAVATING LLC | 1465717 | CASPER | 11 |
| GRIZZLY PRODUCTION SERVICE INC | 658397 | ROZET | 3 |
| GRIZZLY TRANSPORTATION LOGISTICS LLS | 3340150 | SHERIDAN | 1 |
| GROS VENTRE CONSULTING LLC | 3785494 | THAYNE | 1 |
| GROS VENTRE TRUCKING LLC | 567228 | JACKSON | 0 |
| GROSS-WILKINSON RANCH | 2127379 | PINE BLUFFS | 2 |
| GROTH LIVESTOCK | 1481926 | ALADDIN | 1 |
| GROUSE MOUNTAIN ENVIRONMENTAL COUNSULTANTS | 2395972 | BUFFALO | 17 |
| GROWIN' GREEN INC | 1319899 | JACKSON | 6 |
| GRS LLC | 1399960 | THERMOPOLIS | 2 |
| GRUB STEAK EXPEDITIONS LLC | 4421154 | CODY | 1 |
| GRUBB'S CUSTOM BUILDERS INC | 1403852 | SARATOGA | 1 |
| GRUBBING HOE RANCH PARTNERSHIP | 2860214 | PINEDALE | 1 |
| GRUNTMEIR TRUCKING INC | 226992 | TORRINGTON | 3 |
| GS MOTOR XPRESS LLC | 707369 | GILLETTE | 1 |
| GSA AUTO TRANSPORT LLC | 4530398 | SHERIDAN | 0 |
| GSI LOGISTICS INC | 2237244 | CHEYENNE | 0 |
| GT EXPRESS LLC | 4275245 | CHEYENNE | 3 |
| GT ROUSTABOUT LLC | 1893567 | GILLETTE | 3 |
| GTI PROPERTIES LLC | 9694586 | BUFFALO | 3 |
| GTS WELL SERVICE LLC | 2459565 | POWELL | 3 |
| GUBBELS FORD & CHRYSLER JEEP | 711205 | DOUGLAS | 1 |
| GUEDESSE TRUCKING LLC | 3284970 | GILLETTE | 2 |
| GUINARD TRUCKING LLC | 5241447 | SARATOGA | 1 |
| GUNN PETERSON | 1037569 | MILLS | 1 |
| GUNTER'S SERVICE LLC | 4170410 | KEMMERER | 1 |
| GUSTAVO GAVALDON | 3048092 | CHEYENNE | 1 |
| GUTIERREZ CONSTRUCTION INC | 1080162 | WILSON | 1 |
| GW CONSTRUCTION LLC | 2917136 | GILLETTE | 3 |
| GW MECHANICAL INC | 1550290 | CASPER | 1 |
| GW MOVING AND STORAGE LLC | 4505045 | JACKSON | 4 |
| H & G TRUCKING LLC | 1536333 | GREYBULL | 1 |
| H & H ELECTRIC LLC | 1619584 | DOUGLAS | 2 |
| H & H LUMBER OF GILLETTE INC | 308151 | GILLETTE | 1 |
| H & J CONTRACTING LLC | 1244220 | LINGLE | 1 |
| H & J TRUCKING LLC | 2167647 | DOUGLAS | 2 |
| H & N GOLD FIELD SERVICE INC | 1358930 | RELIANCE | 11 |
| H & T RANCH COMPANY | 713947 | LINGLE | 1 |
| H AND T GEIS TRUCKING LLC | 2490112 | WORLAND | 1 |
| H B LEE CONSTRUCTION COMPANY INC | 148703 | BAGGS | 12 |
| H D GRIMES & J D BURNELL | 1304996 | MILLS | 1 |
| H-X CROSSING ENTERPRISES LLC | 3383281 | DOUGLAS | 2 |
| H&H ENERGY SERVICES LLC | 2535928 | DOUGLAS | 1 |
| H&H TRUCKING INC | 1768263 | TORRINGTON | 1 |
| H&I HOTOIL SERVICES LLC | 3138156 | DOUGLAS | 2 |
| H&L SWABBING LLC | 3780311 | GILLETTE | 2 |
| H7 TRANSPORTATION LLC | 4376584 | CODY | 1 |
| HABECK AG LLC | 4010808 | SUNDANCE | 1 |
| HABECK SERVICE & REPAIR LLC | 4470824 | SUNDANCE | 2 |
| HAIDA TRUCKING LLC | 2843082 | CHEYENNE | 1 |
| HALIFAX LOGISTICS INCORPORATED | 3099340 | SHERIDAN | 0 |
| HALL GLOBAL TRANSPORTATION SERVICES | 2834870 | EVANSVILLE | 0 |
| HALL TRUCKING INC | 1557547 | EVANSVILLE | 155 |
| HALL WAY TRANSPORTS LOGISTICS | 4144068 | LARAMIE | 1 |
| HAMAKER EXCAVATION INC | 710807 | LARAMIE | 11 |
| HAMCO LOGISTIC SERVICES LLC | 3599147 | BUFFALO | 0 |
| HAMILTON RANCH INC | 2130299 | HYATTVILLE | 2 |
| HAMM EQUIPMENT INC | 902641 | CASPER | 1 |
| HAND TRUCKING INC | 785238 | WHEATLAND | 1 |
| HANGING C TRUCKING LLC | 4393586 | BANNER | 1 |
| HANNAH'S GOLF CARS LLC | 3266106 | MOORCROFT | 2 |
| HANSEN HAULING LLC | 725891 | BURNS | 9 |
| HANSEN UTILITY SERVICE INC | 1525762 | AFTON | 1 |
| HANSON 5 TRUCKING | 3822646 | RIVERTON | 1 |
| HANSON HOTSHOT LOGISTICS LLC | 3437565 | LARAMIE | 1 |
| HANSON TRUCKING LLC | 1191304 | BUFFALO | 4 |
| HANSON TRUCKING, LLC | 6996689 | BUFFALO | 5 |