| South Suburban Park & Recreation | 1056318 | 145 | 137 | Intrastate |
| Jefferson County | 996210 | 120 | 175 | IntrastateHazmat |
| Littleton Public Schools | 934124 | 99 | 72 | Intrastate |
| Rbg Spirits And Wine Of Colorado | 4564550 | 75 | 67 | Interstate |
| Arapahoe County | 1055836 | 68 | 126 | Intrastate |
| Riviera Electric | 1151562 | 37 | 25 | Intrastate |
| City Of Littleton | 1239175 | 31 | 95 | Intrastate |
| 4 X 4 Concrete Forming INC | 900219 | 28 | 20 | Intrastate |
| Lawncare Solutions LLC | 1899161 | 26 | 18 | Intrastate |
| Split Rail Fence Company LLC | 935379 | 25 | 25 | Intrastate |
| Blade Runner Services INC | 1201746 | 21 | 16 | Intrastate |
| Barrett-Barnes Heating And Air Conditioning INC | 1197827 | 20 | 20 | Intrastate |
| Cpi Builders LLC | 3425397 | 20 | 20 | Intrastate |
| Ron Koch Landscaping | 1269695 | 18 | 11 | Intrastate |
| Concrete Curb & Paving INC | 321781 | 17 | 16 | Intrastate |
| L M Underground INC | 906299 | 17 | 13 | Interstate |
| Complete Landscape Care INC | 1268536 | 15 | 12 | Intrastate |
| Kudu Roofing LLC | 1512666 | 15 | 2 | Intrastate |
| Mfcp Comoso | 2957183 | 15 | 15 | Interstate |
| Ken Caryl Ranch Metropolitan District | 1984271 | 14 | 17 | Intrastate |
| Run Amok Transportation INC | 2170802 | 13 | 12 | Interstate |
| Modern Railway Systems | 2411670 | 13 | 13 | Interstate |
| Mgt Colorado INC | 1071970 | 12 | 12 | Intrastate |
| Touchstone Landscape Construction INC | 1093639 | 12 | 12 | Intrastate |
| Light Connections Fiber Solutions INC | 2100047 | 12 | 12 | Intrastate |
| Arapahoe Landscapes | 2122948 | 12 | 8 | Intrastate |
| Chavez Construction INC | 1221801 | 11 | 10 | Intrastate |
| Superior Wall & Ceiling INC | 1326571 | 11 | 9 | Intrastate |
| Dcg Rentals & Sales | 1952987 | 11 | 11 | Intrastate |
| Weed Wranglers | 480307 | 10 | 7 | Intrastate |
| Grand Vin Ltd | 842431 | 10 | 11 | Intrastate |
| Collins Concrete Construction INC | 1044134 | 10 | 6 | Intrastate |
| Silver Crown Landscape Materials | 1127878 | 10 | 6 | Intrastate |
| Art Scapes Landscape And Design | 3670277 | 10 | 7 | Intrastate |
| Event Rents | 1088618 | 9 | 10 | Intrastate |
| Green Valley Turf CO | 1214826 | 9 | 8 | Intrastate |
| Big Horn Plastering | 1229442 | 9 | 7 | Intrastate |
| Two Step Total Transportation Worldwide | 1529426 | 9 | 7 | Interstate |
| E Squared Solutions INC | 3121134 | 9 | 9 | Intrastate |
| Patriot Concrete Pumping LLC | 954617 | 8 | 7 | Intrastate |
| Rocky Mountain Bottled Water | 1085295 | 8 | 8 | Intrastate |
| Wolverine Communications INC | 1129838 | 8 | 8 | Intrastate |
| Colorado Golf & Turf INC | 422958 | 7 | 6 | Interstate |
| Lamb Enterprises INC | 853112 | 7 | 7 | Interstate |
| Cross Paving And Excavating INC | 1029639 | 7 | 3 | Intrastate |
| Quality Master Services | 1100948 | 7 | 6 | Intrastate |
| Ksb Drilling INC | 1145816 | 7 | 5 | Intrastate |
| A New Beginnings Moving And Storage | 1242095 | 7 | 15 | Interstate |
| Berry Trucking & Excavating INC | 1269008 | 7 | 4 | Intrastate |
| Rocky Mountain Door Systems | 1278319 | 7 | 7 | Intrastate |
| Landscape Connection INC | 1288400 | 7 | 6 | Intrastate |
| Kelley Sprinkler & Landscape INC | 1400123 | 7 | 6 | Intrastate |
| A D O Transport INC | 2060014 | 7 | 6 | Interstate |
| Coggins & Sons INC | 141344 | 6 | 6 | Interstate |
| Prestige Towing | 980866 | 6 | 5 | IntrastateHazmat |
| Bellini Landscape INC | 1032919 | 6 | 7 | Intrastate |
| Max Waste Systems INC | 1082998 | 6 | 2 | Intrastate |
| Arapahoe Acres Nursery | 1150273 | 6 | 15 | Intrastate |
| Christopher Concrete INC | 1329356 | 6 | 6 | Intrastate |
| Rocky Mountain Custom Homes | 1524495 | 6 | 6 | Intrastate |
| Titan Landscape Materials INC | 1813580 | 6 | 4 | Intrastate |
| Jordan Glass | 1821554 | 6 | 6 | Intrastate |
| Metro Moving And Storage | 2078491 | 6 | 8 | Intrastate |
| Dns Wireless INC | 2511513 | 6 | 18 | Intrastate |
| Reed Towing | 3133424 | 6 | 5 | IntrastateHazmat |
| Integrated Wall Solutions | 3477716 | 6 | 5 | Interstate |
| Zamoras Lawn Care LLC | 4287975 | 6 | 3 | Intrastate |
| Front Range Window And Door | 4369397 | 6 | 11 | Intrastate |
| Mello Construction LLC | 4569326 | 6 | 6 | Intrastate |
| Affordable Moving & Storage | 292274 | 5 | 6 | Interstate |
| Lighting Services INC | 324122 | 5 | 1 | InterstateHazmat |
| John Todd INC | 349416 | 5 | 3 | Intrastate |
| Titan Trucking INC | 389203 | 5 | 5 | Interstate |
| Cher Evans Trucking INC | 1028735 | 5 | 5 | Intrastate |
| Professional Building Movers | 1194075 | 5 | 4 | Intrastate |
| Nylund Landscaping | 1233294 | 5 | 15 | Intrastate |
| Star Playgrounds | 1300489 | 5 | 5 | InterstateHazmat |
| Rocky Mountain Greenery INC | 1327639 | 5 | 5 | Intrastate |
| Littleton Electric INC | 1349987 | 5 | 13 | Intrastate |
| Authorized Franchise Of Snap On Tools | 1378683 | 5 | 3 | Intrastate |
| O S T Roadside INC | 1416139 | 5 | 5 | Intrastate |
| Roxborough Park Foundation | 1432840 | 5 | 4 | Intrastate |
| Jennison Construction Company | 1475865 | 5 | 7 | Intrastate |
| Landscape Maintenance & Construction | 1501809 | 5 | 4 | Intrastate |
| Platte Canyon Water & Sanitation District | 1583060 | 5 | 7 | Intrastate |
| Tri-R Carpet Care INC | 1635945 | 5 | 5 | Intrastate |
| Altitude Landscaping LLC | 1706709 | 5 | 2 | Intrastate |
| American Custom Concrete | 1851710 | 5 | 1 | Intrastate |
| Hawk Construction INC | 1936736 | 5 | 5 | Intrastate |
| Deyvis Tree & Shrub Care LLC | 2282083 | 5 | 4 | Intrastate |
| Petrabee Construction LLC | 2501490 | 5 | 8 | Intrastate |
| Scl LLC | 2946100 | 5 | 4 | Intrastate |
| United Facility Solutions LLC | 2989352 | 5 | 7 | Intrastate |
| Underground Consulting Solutions LLC | 2997894 | 5 | 16 | Intrastate |
| Busy Bee Hauling LLC | 3100505 | 5 | 5 | Interstate |
| Tamiami Towing INC | 3166047 | 5 | 14 | Intrastate |
| Edge Scaffolding Service LLC | 3688251 | 5 | 5 | Intrastate |
| Quality Stone INC | 3867957 | 5 | 8 | Intrastate |
| Silver Crownsilver Crown Landscape Materials | 3952266 | 5 | 10 | Intrastate |
| New Altitude LLC | 4203129 | 5 | 5 | Interstate |