| Park County | 2310671 | 20 | 17 | IntrastateHazmat |
| Wilcoxson's INC | 815984 | 18 | 13 | Interstate |
| Btm Trucking INC | 2586679 | 18 | 28 | Interstate |
| Park Electric Cooperative INC | 1308481 | 13 | 11 | Intrastate |
| Bainter Construction INC | 1216669 | 12 | 4 | IntrastateHazmat |
| Mountain West Renewables LLC | 3525871 | 12 | 4 | Interstate |
| John Printz Trucking | 290646 | 10 | 10 | Interstate |
| Cruz Energy Services LLC | 2274675 | 10 | 10 | InterstateHazmat |
| Industrial Towel & Cover Supply | 620190 | 9 | 4 | Intrastate |
| Whistler Towing & Truck Repair INC | 2335988 | 8 | 8 | InterstateHazmat |
| Party Bus Rentals LLC | 3299695 | 8 | 2 | Intrastate |
| Printz Trucking INC | 169435 | 7 | 7 | Interstate |
| Hansers Wrecker Livingston INC | 2192993 | 7 | 6 | InterstateHazmat |
| Yellowstone Guidelines LLC | 2792130 | 6 | 4 | Interstate |
| Crazy Mountain Industries | 1245906 | 5 | 2 | IntrastateHazmat |
| Crazy Mountain Construction INC | 1274336 | 5 | 5 | Intrastate |
| Juhnkes Country Living Excavation | 1663926 | 5 | 3 | IntrastateHazmat |
| Boise Bros INC | 4334378 | 5 | 2 | Intrastate |
| Montana Sanitation | 4508123 | 5 | 5 | Intrastate |
| V Ranch Associates | 1337048 | 4 | 2 | Intrastate |
| Warmstone Fireplaces And Designs | 1571742 | 4 | 6 | Interstate |
| Mountain View Metal Works | 2095338 | 4 | 2 | Interstate |
| Yellowstone Honey | 2410670 | 4 | 4 | InterstateHazmat |
| Mountain Equipment Sales & Rental, LLC | 9745964 | 4 | 1 | Interstate |
| Rockhill Logging INC | 466522 | 3 | 2 | Interstate |
| Nolan Equipment Rental LLC | 1267180 | 3 | 1 | InterstateHazmat |
| John Blasey | 1294494 | 3 | 1 | Intrastate |
| Crash Towing And Recovery | 2308519 | 3 | 2 | Intrastate |
| Jerke Cattle LLC | 2557953 | 3 | 2 | Interstate |
| Advanced Wastewater Specialists LLC | 2873061 | 3 | 5 | Intrastate |
| Livingston Equipment And Form Rental LLC | 3189840 | 3 | 2 | Intrastate |
| Big Wild Adventures | 3399479 | 3 | 4 | Interstate |
| Juhnkes Excavation INC | 3795174 | 3 | 2 | Intrastate |
| Sgc | 4171828 | 3 | 2 | IntrastateHazmat |
| Montana Excavation And Utilities LLC | 4183177 | 3 | 2 | IntrastateHazmat |
| Music Ranch Montana | 4233460 | 3 | 2 | Interstate |
| Bearclaw Petroleum | 1213833 | 2 | 2 | IntrastateHazmat |
| Ralph E Moore INC | 1253497 | 2 | 1 | Intrastate |
| Ruggles Excavation INC | 1254677 | 2 | 1 | IntrastateHazmat |
| Lane Associates | 1264525 | 2 | 5 | Intrastate |
| Anderson Excavation | 1304554 | 2 | 1 | Intrastate |
| Tri Valley Petroleum | 1353534 | 2 | 2 | Intrastate |
| Hayes Drilling Company | 1556378 | 2 | 2 | Intrastate |
| Fridley Construction INC | 1772789 | 2 | 1 | IntrastateHazmat |
| Dennis R Olsen | 2096659 | 2 | 1 | Intrastate |
| Mill Creek Construction INC | 2570130 | 2 | 2 | Intrastate |
| Berg Excavation LLC | 2919072 | 2 | 2 | Intrastate |
| Brown's Septic Pumping Service | 3016408 | 2 | 1 | Intrastate |
| Get R' Done Septic Services LLC | 3061890 | 2 | 2 | Intrastate |
| Rdw Logistics LLC | 3448680 | 2 | 1 | InterstateHazmat |
| Brown's Septic Service | 3504846 | 2 | 1 | IntrastateHazmat |
| Fridley Contracting Incorporated | 3892988 | 2 | 4 | Intrastate |
| Swanson Barnwood LLC | 4421715 | 2 | 1 | Intrastate |
| Atlas North LLC | 4506495 | 2 | 2 | Intrastate |
| Homestead Excavation, Inc. | 9831169 | 2 | 1 | Intrastate |
| Snowy Mountain Rambler | 400719 | 1 | 1 | Interstate |
| Norquist Express | 707377 | 1 | 1 | Interstate |
| Paul Thibeault | 994775 | 1 | 1 | Intrastate |
| Jm Trucking | 1023657 | 1 | 2 | Intrastate |
| Swanson Easy Deconstrustion | 1039332 | 1 | 1 | Intrastate |
| Rigler Trucking INC | 1156990 | 1 | 1 | InterstateHazmat |
| New Moon Logging | 1214552 | 1 | 2 | Intrastate |
| Johnny Mcgee Backhoe & Dozer Service | 1256772 | 1 | 1 | Intrastate |
| Shedden's Sand & Gravel | 1263145 | 1 | 1 | Intrastate |
| Gary's Backhoe & Pump Service | 1276987 | 1 | 2 | Intrastate |
| Magalsky Roof & Gravel | 1281358 | 1 | 1 | Intrastate |
| Homestead Excavation INC | 1335765 | 1 | 2 | Intrastate |
| Mountain Cat Construction LLC | 1406851 | 1 | 2 | Intrastate |
| Kay Creek Excavating LLC | 1485970 | 1 | 2 | Intrastate |
| Lynn Eschenko | 1609444 | 1 | 1 | Intrastate |
| Jesson Rock-N- Ranch | 1665589 | 1 | 1 | Intrastate |
| Native Landscapes & Reclamation INC | 1736928 | 1 | 4 | Intrastate |
| Timber Resource Management INC | 1816166 | 1 | 1 | Intrastate |
| Theis Ranch | 2087486 | 1 | 1 | Intrastate |
| Chris Iverson | 2550941 | 1 | 1 | Intrastate |
| Dd Enterprise LLC | 2631572 | 1 | 2 | Intrastate |
| Hartwig Construction | 2659063 | 1 | 1 | Intrastate |
| William C Myrstol | 2949597 | 1 | 1 | Intrastate |
| J & H Trucking | 3232721 | 1 | 2 | Intrastate |
| Crazy Train Trucking | 3323776 | 1 | 1 | Intrastate |
| Meeks Trucking And Excavation LLP | 3412383 | 1 | 1 | Intrastate |
| Mark Allen Audio Express Productions INC Or Maaepi | 3456975 | 1 | 1 | IntrastateHazmat |
| Franck Custom Spraying | 3472345 | 1 | 1 | Intrastate |
| Site To See LLC | 3487882 | 1 | 2 | Intrastate |
| Stillwater Construction & Hauling | 3661117 | 1 | 1 | Intrastate |
| White's Transportation LLC | 3886038 | 1 | 2 | Interstate |
| Lts Architecture Pllc | 3886424 | 1 | 1 | Intrastate |
| Eco Concrete LLC | 4052144 | 1 | 3 | Intrastate |
| Cold Springs Trucking LLC | 4069720 | 1 | 1 | Intrastate |
| B & M Repair LLC | 4077956 | 1 | 1 | Intrastate |
| American Road Runner LLC | 4114626 | 1 | 1 | Interstate |
| Hutch's Hauling INC | 4276024 | 1 | 1 | InterstateHazmat |
| Eastside Enterprises LLC | 4338540 | 1 | 4 | Interstate |
| Anvil Construction LLC | 4356465 | 1 | 2 | Intrastate |
| Calhoon Trucking LLC | 4375620 | 1 | 1 | Interstate |
| Tkt Trucking | 4401921 | 1 | 1 | Interstate |
| Diamond P Services LLC | 4407006 | 1 | 2 | Intrastate |
| Katherine Kadrmas | 4447048 | 1 | 1 | Interstate |
| Mountain Property Maintenance LLC | 4452708 | 1 | 1 | Intrastate |
| Livingston Motor Company LLC | 4473139 | 1 | 2 | InterstateHazmat |