| Ward Electric Company INC | 1342035 | 306 | 471 | Interstate |
| City Of Longmont | 1079380 | 211 | 261 | IntrastateHazmat |
| Supreme Auto Transport INC | 912923 | 207 | 192 | Interstate |
| St Vrain Valley School District | 988392 | 190 | 140 | InterstateHazmat |
| Town Of Firestone | 1925410 | 65 | 39 | Intrastate |
| Heat Waves Hot Oil Service LLC | 586518 | 61 | 40 | InterstateHazmat |
| Total Concrete Services INC | 1121592 | 57 | 43 | Interstate |
| Rsl Outdoor | 1798247 | 53 | 28 | Intrastate |
| Longmont Dairy Farm | 1235256 | 49 | 52 | Intrastate |
| Sun Construction & Design Services INC | 1483658 | 49 | 20 | Intrastate |
| Krische Construction INC | 1918439 | 41 | 28 | Interstate |
| Panorama Coordinated Services INC | 1438166 | 39 | 39 | Intrastate |
| Roof Check INC | 931162 | 35 | 35 | Interstate |
| Fair Winds Logistics LLC | 3959714 | 33 | 96 | Interstate |
| Woodley's Fine Furniture INC | 1116364 | 26 | 28 | Intrastate |
| Sun And Shade | 1682100 | 26 | 16 | Intrastate |
| Jed Kinlund | 2024398 | 25 | 28 | Interstate |
| Ward's Lawn Service INC | 1169526 | 22 | 19 | Intrastate |
| Lawson Construction Company | 899273 | 20 | 9 | IntrastateHazmat |
| Magno Seed LLC | 3450882 | 20 | 15 | Interstate |
| Rocking Arrowhead Ranch | 4243019 | 20 | 7 | Intrastate |
| Green Landscape Solutions DBA Arrowleaf Landscape | 4408406 | 20 | 20 | Intrastate |
| K 3 Industries | 1115890 | 19 | 11 | Intrastate |
| Cap Excavating INC | 1878554 | 18 | 22 | Intrastate |
| Ea Towing INC | 1606860 | 17 | 6 | InterstateHazmat |
| In & Out Oil Field Services LLC | 1908913 | 17 | 20 | Intrastate |
| Blue River Forestry & Tree Care INC | 1945988 | 17 | 18 | Intrastate |
| 24-7 Restoration | 2033332 | 17 | 32 | Intrastate |
| Centennial Backhoe | 1119552 | 16 | 4 | Intrastate |
| Goodson Concrete Foundations INC | 1105986 | 14 | 14 | Intrastate |
| Precise Striping | 4435957 | 14 | 19 | Intrastate |
| Golden Van Lines Incorporated | 158671 | 12 | 8 | Intrastate |
| Custom Fence & Supply INC | 898146 | 12 | 5 | Interstate |
| Hunt Sales CO | 1102064 | 12 | 10 | Intrastate |
| Silver Lace Landscape INC | 1134133 | 12 | 8 | Intrastate |
| Colorado Materials INC | 1301716 | 12 | 10 | Intrastate |
| Turf Paradise INC | 1943172 | 12 | 9 | Intrastate |
| Industrial Concrete Services INC | 2455075 | 12 | 17 | Interstate |
| Blu Sky Towing American Towing | 2947322 | 12 | 15 | InterstateHazmat |
| One Way INC | 1260045 | 11 | 12 | Intrastate |
| The Tree Farm | 1514420 | 11 | 11 | Intrastate |
| Napp Landscape Services INC | 2308066 | 11 | 11 | Intrastate |
| Eight Black Airport Shuttle | 2978292 | 11 | 25 | Interstate |
| L4 Environmental | 3324279 | 11 | 4 | InterstateHazmat |
| Crall & Bowes INC | 966763 | 10 | 10 | Intrastate |
| Broes Electric INC | 1212745 | 10 | 10 | Intrastate |
| Reliable Towing & Repair | 1217241 | 10 | 8 | InterstateHazmat |
| Front Range Barricade INC | 1330514 | 10 | 11 | Intrastate |
| Hummer Enterprises | 1546536 | 10 | 6 | Intrastate |
| Rapid Energy Solutions LLC | 2873286 | 10 | 9 | IntrastateHazmat |
| Chips Roofing & Exteriors LLC | 4049058 | 10 | 10 | Intrastate |
| Colorado Roadside Posse | 1064377 | 9 | 4 | IntrastateHazmat |
| Longs Peak Lawn Care INC | 1772236 | 9 | 9 | Intrastate |
| Ed's Electric CO | 1914188 | 9 | 5 | Intrastate |
| Seevers Transfer And Storage | 4031433 | 9 | 7 | Intrastate |
| Hamilton Towing INC | 709378 | 8 | 20 | Interstate |
| Safety Rails Of Colorado | 898142 | 8 | 4 | Intrastate |
| 303prolift | 1082975 | 8 | 8 | Intrastate |
| Northside Towing | 1090895 | 8 | 3 | Intrastate |
| Interface Communications CO | 1282196 | 8 | 2 | Intrastate |
| Don's Custom Countertops | 1724081 | 8 | 8 | Intrastate |
| Concept32 INC | 2584670 | 8 | 7 | Intrastate |
| Monarch Towing LLC | 2892118 | 8 | 6 | Intrastate |
| Scorpion Crane Service | 3000549 | 8 | 1 | Intrastate |
| Xtreme Petroleum LLC | 3011960 | 8 | 4 | InterstateHazmat |
| D&g Logistics Ltd | 3666311 | 8 | 8 | Interstate |
| Suc-N-Up LLC | 3830253 | 8 | 7 | Intrastate |
| Zak Dirt INC | 438186 | 7 | 9 | IntrastateHazmat |
| Helping Hand Tree Service | 1037204 | 7 | 4 | Intrastate |
| Changing Landscapes INC | 1076005 | 7 | 4 | Intrastate |
| Willmark Enterprises INC | 1095614 | 7 | 8 | Intrastate |
| Full Circle Farms | 1378803 | 7 | 2 | Intrastate |
| All Pro Lawns INC | 1444511 | 7 | 5 | Intrastate |
| B & M Concrete INC | 1503037 | 7 | 5 | Intrastate |
| The Sprinkler Medic Colorado Pond Pros | 2064278 | 7 | 2 | Intrastate |
| Motycka Enterprises LLC | 2194297 | 7 | 6 | Intrastate |
| Armas Fatboys Trucking Corp | 2575322 | 7 | 7 | Intrastate |
| Johnson Storage & Moving Company 303 LLC | 3497243 | 7 | 6 | Interstate |
| Scythe Robotics INC | 4236227 | 7 | 11 | Interstate |
| Lynn Cunningham Appliance INC | 892252 | 6 | 9 | Intrastate |
| Safety Rails Of California INC | 898042 | 6 | 6 | Intrastate |
| Green Man Lawn And Landscape | 1147875 | 6 | 8 | Intrastate |
| Hygiene Propane Services LLC | 1167500 | 6 | 4 | Intrastate |
| Premier Foundations INC | 1262354 | 6 | 5 | Intrastate |
| Hartford Electric | 1269220 | 6 | 7 | Intrastate |
| Above Average Maintenance CO INC | 1637107 | 6 | 6 | Intrastate |
| Premier Foundations | 1680310 | 6 | 5 | Intrastate |
| Dsf Management LLC | 1835559 | 6 | 6 | Interstate |
| Fat Boy Truckers | 2460372 | 6 | 2 | Intrastate |
| Ramirez Lawn Service LLC | 2530881 | 6 | 3 | Intrastate |
| Nre Excavating INC | 2825423 | 6 | 5 | Intrastate |
| Wt Excavating LLC | 2908951 | 6 | 5 | Intrastate |
| Longmont Shuttleboulder Shuttlegreen Ride Longmontgreen Ride Boulder | 3822714 | 6 | 15 | Intrastate |
| Budget Home Supply | 896102 | 5 | 3 | Interstate |
| Sombrero Ranches INC | 906837 | 5 | 6 | Interstate |
| Taylor Moving LLC | 937883 | 5 | 9 | Intrastate |
| Defalco Lee Construction CO | 981298 | 5 | 3 | Intrastate |
| Pinnacle Development INC | 1032484 | 5 | 5 | Intrastate |
| St Vrain Arbor Care LLC | 1097441 | 5 | 3 | Intrastate |
| Portable Sheds And Aspen Linen | 1153527 | 5 | 6 | Intrastate |