| Boulder Valley School District Re-2 | 930850 | 213 | 150 | Intrastate |
| Via Mobility Services | 5201399 | 169 | 175 | Intrastate |
| Cu | 364146 | 161 | 230 | InterstateHazmat |
| Via Mobility Services | 1166745 | 116 | 200 | Intrastate |
| Refuse | 879623 | 89 | 81 | Intrastate |
| City Of Boulder | 1162160 | 61 | 85 | Intrastate |
| Aurora Organic Dairy Holdings LLC | 9576859 | 46 | 22 | Interstate |
| Native Edge Landscapes | 1273801 | 30 | 31 | Intrastate |
| Marv's Quality Towing INC | 892332 | 27 | 25 | InterstateHazmat |
| Natural Habitat Adventures | 1291705 | 22 | 30 | Interstate |
| Green Ride Boulder And/Or Green Ride Charter Services | 2458194 | 19 | 20 | Intrastate |
| Signature Windows | 781335 | 18 | 18 | Interstate |
| Precision Plumbing & Heating INC | 1227551 | 18 | 18 | Intrastate |
| Pandaway INC | 3978647 | 17 | 17 | Interstate |
| Rudi's Rocky Mountain Bakery | 4497049 | 17 | 19 | Intrastate |
| Lid Landscapes INC | 1550243 | 15 | 15 | Intrastate |
| Eco Cycle INC | 1028723 | 14 | 8 | Intrastate |
| Clear Energy Solutions | 1834869 | 13 | 25 | Intrastate |
| Colorado Mountain Ranch | 4402903 | 13 | 10 | Intrastate |
| Robert Howard Associates INC | 1058238 | 12 | 20 | Intrastate |
| Boulder Lumber CO | 1585676 | 12 | 9 | Intrastate |
| Black Roofing Waterproofing | 988390 | 11 | 5 | IntrastateHazmat |
| Sos Site Services | 3575676 | 11 | 11 | Intrastate |
| Rudis Organic Bakery | 1442113 | 10 | 8 | Intrastate |
| Landscape Services Sp LLC | 1092935 | 9 | 7 | Intrastate |
| Hayes Tree Service | 1360008 | 9 | 8 | Intrastate |
| Y Lazy T Ranch | 8005069 | 9 | 4 | Interstate |
| Rental City Special Events | 1564935 | 8 | 8 | Intrastate |
| Redwood Landscape | 1801750 | 8 | 9 | Intrastate |
| Darrel Norris Concrete Contractor | 1907687 | 8 | 9 | Intrastate |
| Torii Lawn And Sprinkler Specialists | 2155423 | 8 | 3 | Intrastate |
| Green Spaces Landscapingboulder Snow Removal | 4238572 | 8 | 8 | Intrastate |
| Slade Glass CO | 1077848 | 6 | 6 | Intrastate |
| Lee Hill Peat INC | 1090268 | 6 | 4 | Intrastate |
| Boulder Roofing INC | 1332189 | 6 | 10 | Intrastate |
| Western Foundations | 1366421 | 6 | 3 | Intrastate |
| Bernie's Plumbing And Heating CO | 1739857 | 6 | 6 | Intrastate |
| Aurora Organic Dairy | 2545389 | 6 | 22 | Interstate |
| Tachion LLC | 4277268 | 6 | 8 | Interstate |
| The Moving Connection INC | 1379509 | 5 | 10 | Intrastate |
| Armor Steel | 1965968 | 5 | 2 | Intrastate |
| Resource Central | 2461597 | 5 | 5 | Intrastate |
| Ies Technologies LLC | 2822488 | 5 | 3 | Interstate |
| Gws INC | 2904541 | 5 | 1 | Intrastate |
| Boulder Transport LLC | 3023899 | 5 | 18 | Intrastate |
| Wild Heritage Wild Heritage Gardens And Design | 3572769 | 5 | 3 | Intrastate |
| Fhmlogistics LLC | 4238816 | 5 | 5 | Intrastate |
| Stripe Right | 719869 | 4 | 2 | Intrastate |
| Boulder Door & Millwork CO | 954748 | 4 | 4 | Intrastate |
| Bartkus Oil Company | 1131409 | 4 | 2 | IntrastateHazmat |
| Cen Tex Supply CO | 1198914 | 4 | 5 | Intrastate |
| Orange Guy | 1453877 | 4 | 4 | Intrastate |
| Mesa Plumbing & Mechanical | 1747530 | 4 | 4 | Intrastate |
| Boulder Valley Towing | 1764562 | 4 | 4 | Intrastate |
| Arc City INC | 1940004 | 4 | 6 | Intrastate |
| Mcguckin Hardware | 2364144 | 4 | 6 | Intrastate |
| Dream Shuttles LLC | 2551422 | 4 | 4 | Intrastate |
| Metro Contracting Services INC | 2557696 | 4 | 3 | Intrastate |
| Norris Concrete Contractors | 4338268 | 4 | 4 | Intrastate |
| Corden Pharma Colorado INC | 4416554 | 4 | 5 | Intrastate |
| Brave Bear Custom Builders, LLC | 5499846 | 4 | 1 | Intrastate |
| Western Pipe Supply | 513022 | 3 | 1 | Intrastate |
| Boulder Valley Towing INC | 872569 | 3 | 3 | Intrastate |
| Tyco Healthcare Group LP | 942787 | 3 | 23 | IntrastateHazmat |
| Daily Camera | 989472 | 3 | 2 | Intrastate |
| Comi Construction INC | 1019771 | 3 | 2 | Intrastate |
| American Towing | 1073821 | 3 | 3 | Intrastate |
| Hendershott Construction INC | 1099907 | 3 | 3 | Intrastate |
| Boulder Hauling CO INC | 1114876 | 3 | 3 | Intrastate |
| Boulder Excavating Company | 1153525 | 3 | 5 | Intrastate |
| High Country Millwork | 1181769 | 3 | 1 | Intrastate |
| Holden Marketing Support Services | 1203169 | 3 | 5 | Intrastate |
| Boulder Gnc Water Well | 1217555 | 3 | 7 | Intrastate |
| Taddiken Tree Company INC | 1327495 | 3 | 1 | Intrastate |
| Denver Party Express | 1384871 | 3 | 5 | Intrastate |
| Imba Trail Solutions | 1410991 | 3 | 3 | Interstate |
| Timber Trading LLC | 1524172 | 3 | 1 | Intrastate |
| Magnolia Tree Services INC | 1563043 | 3 | 5 | Intrastate |
| Valley View Landscape | 1831878 | 3 | 2 | Intrastate |
| 27 Mile Ranch | 2026853 | 3 | 1 | Intrastate |
| Abo's Pizza | 2822106 | 3 | 1 | Intrastate |
| Permanent Lighting | 3377457 | 3 | 6 | Intrastate |
| Pak Mail Of Boulder And Big Ass Junk Removal | 3886466 | 3 | 2 | Intrastate |
| Cns Cns Networks | 4161956 | 3 | 7 | Interstate |
| Green Saw Tree Service LLC | 4266565 | 3 | 1 | Intrastate |
| Redzone Protect LLC | 4286151 | 3 | 12 | Interstate |
| Guerrero Landscaping Services LLC | 4334485 | 3 | 2 | Intrastate |
| Eldorado Tree Company LLC | 4561224 | 3 | 3 | Intrastate |
| Ball Aerospace And Technologies Corporation | 531360 | 2 | 2 | Intrastate |
| Foothills Excavation INC | 636599 | 2 | 1 | Intrastate |
| Indian Peaks Springwater | 969640 | 2 | 2 | Intrastate |
| Centennial Towing & Recovery INC | 1091503 | 2 | 1 | Intrastate |
| Keeter Transportation LLC | 1143945 | 2 | 2 | Interstate |
| Bc Interiors INC | 1169941 | 2 | 3 | Intrastate |
| All Decked Out Landscape And Design And Ado Landscape And Design | 1195674 | 2 | 2 | Intrastate |
| Van Lier Roofing INC | 1225060 | 2 | 3 | Intrastate |
| Coburn Development INC | 1250266 | 2 | 2 | Intrastate |
| Kitchen Planners | 1262801 | 2 | 2 | Intrastate |
| Arborstar Tree Care | 1330430 | 2 | 2 | Intrastate |
| Creekside Tree Nursery | 1819265 | 2 | 1 | Intrastate |