| Portage Public Schools | 2544412 | 64 | 64 | Intrastate |
| Wolverine Pipe Line Company | 443439 | 40 | 29 | Interstate |
| J&l X-Press Services LLC | 2445254 | 40 | 41 | Interstate |
| Peterman Concrete | 1280648 | 37 | 37 | Intrastate |
| L T I | 3248382 | 29 | 56 | InterstateHazmat |
| Dan Wood Company | 1705291 | 26 | 26 | Intrastate |
| Clark Logic Earthworks LLC | 8641714 | 24 | 20 | Intrastate |
| P & P Transportation Services INC | 244793 | 20 | 20 | Interstate |
| Climax Construction LLC | 3748650 | 18 | 32 | Intrastate |
| Bel-Aire Heating And Air Conditioning | 1742180 | 13 | 13 | Intrastate |
| Graham's Crossroads Towing | 1484813 | 12 | 14 | InterstateHazmat |
| D & L Industrial Services INC | 2340447 | 12 | 14 | Intrastate |
| Allen Edwin Homes | 1915859 | 11 | 8 | Interstate |
| J&b Professional Tree Service INC | 2044934 | 11 | 8 | Intrastate |
| Hospital Network Healthcare Services & Hni Leasing | 1557170 | 9 | 9 | Interstate |
| J & J Lawn Service INC | 1905439 | 7 | 7 | Intrastate |
| Reliable Logistics Group LLC | 4316244 | 7 | 7 | Interstate |
| W Soule & CO | 1033421 | 6 | 10 | Interstate |
| Eds Breads LLC | 1865656 | 6 | 4 | Intrastate |
| Advantage Roofing | 1923854 | 6 | 6 | Intrastate |
| Johnson Logistics LLC | 2044718 | 6 | 5 | Interstate |
| Anderson Brothers Steamatic | 2087958 | 6 | 15 | Intrastate |
| Mlm Tree Service | 5106247 | 6 | 6 | Intrastate |
| G Hoeksema And Sons INC | 237318 | 5 | 5 | Interstate |
| Lees Transport | 867213 | 5 | 1 | Intrastate |
| Hoeksema Brothers Greenhouses LLC | 1852532 | 5 | 5 | Interstate |
| Lehrman Lawncare | 2184018 | 5 | 5 | Intrastate |
| Jet Transit INC | 115618 | 4 | 11 | Interstate |
| Schuring Greenhouses | 403199 | 4 | 4 | Interstate |
| Data Guardian | 475683 | 4 | 5 | Interstate |
| Caleb's Cab | 2181649 | 4 | 3 | Intrastate |
| K Vlietstra Landscape Services LLC | 2598591 | 4 | 2 | Intrastate |
| Moreno Landscape Management | 2791561 | 4 | 3 | Intrastate |
| Fiber Specialist LLC- | 4356288 | 4 | 3 | IntrastateHazmat |
| Kalamazoo Stripping & Derusting | 4719853 | 4 | 4 | Interstate |
| D & D Greenhouses | 586894 | 3 | 4 | Intrastate |
| Corstange Greenhouses LLC | 700976 | 3 | 3 | Interstate |
| Pro Services INC | 997423 | 3 | 4 | Interstate |
| Newhouse Excavating INC | 1742336 | 3 | 3 | Intrastate |
| Handyman Plus Tree Service | 1870015 | 3 | 1 | Intrastate |
| Mullins Auto Service & Sales INC | 1879374 | 3 | 1 | Intrastate |
| United Rental | 1938318 | 3 | 4 | Intrastate |
| Focus Lawn And Landscape | 2015541 | 3 | 3 | Intrastate |
| Sls Production Services LLC | 2946757 | 3 | 5 | Interstate |
| Great Lakes Chemical Services LLC | 3398377 | 3 | 2 | Intrastate |
| Depatie Fluid Power Company | 4409663 | 3 | 2 | Interstate |
| Sanderson & Dehaan Irrigation | 4445853 | 3 | 3 | Interstate |
| Wills Lawncare | 9454199 | 3 | 3 | Intrastate |
| Tobe J Strong | 491102 | 2 | 1 | Intrastate |
| Beaver Research Company | 584129 | 2 | 2 | Intrastate |
| Weber Specialties Company | 631625 | 2 | 2 | Interstate |
| Kalamazoo Stripping & Derusting Company | 966437 | 2 | 2 | Interstate |
| Vanderklok Trucking CO | 1688913 | 2 | 2 | Intrastate |
| Liberty Molds INC | 1715878 | 2 | 2 | Interstate |
| Azo Shared Services LLC | 1770884 | 2 | 2 | Interstate |
| West Michigan Tv Service | 1802230 | 2 | 5 | Intrastate |
| Sodco LLC | 1817623 | 2 | 6 | Intrastate |
| Benchmark Excavation LLC | 1860288 | 2 | 3 | Intrastate |
| Dave's Details & Pressure Washing | 1915167 | 2 | 3 | Intrastate |
| New-Age Construction | 2015565 | 2 | 1 | Intrastate |
| Seat N Sleep | 2031344 | 2 | 3 | Interstate |
| Teague Landscaping | 2089216 | 2 | 2 | Intrastate |
| Paw Floor Store | 2253181 | 2 | 2 | Interstate |
| Ar Car Service | 2286153 | 2 | 2 | Intrastate |
| Arbor Tree Care | 2404833 | 2 | 2 | Intrastate |
| Latitude 42 Brewing Company | 3106264 | 2 | 4 | Intrastate |
| A Better Way Tree Care | 3449908 | 2 | 6 | Intrastate |
| Longride Trucking LLC | 3637142 | 2 | 4 | Interstate |
| Satnam Logistics INC | 4117281 | 2 | 3 | Interstate |
| Sps Transport LLC | 4154990 | 2 | 2 | Interstate |
| Bubba & Sons Quality Tree Care LLC | 4228155 | 2 | 4 | Intrastate |
| Elite Leverage Enterprises LLC | 4384078 | 2 | 1 | Interstate |
| B Precise Transportation LLC | 4462799 | 2 | 8 | Interstate |
| Moved In America INC | 4564138 | 2 | 2 | Intrastate |
| Triple Edge Lawncare LLC | 7888361 | 2 | 2 | Intrastate |
| Unifab Corporation | 330271 | 1 | 4 | InterstateHazmat |
| Farmland Farms | 370482 | 1 | 1 | Intrastate |
| Rathco Safety Supply | 512856 | 1 | 1 | Intrastate |
| D&a Auto Body | 844380 | 1 | 2 | Interstate |
| Short Transit LLC | 1217819 | 1 | 1 | Interstate |
| Sriubas Trucking INC | 1303502 | 1 | 1 | Interstate |
| J Koewers And Sons Trucking LLC | 1357630 | 1 | 1 | Intrastate |
| Jd Business Forms | 1393626 | 1 | 1 | Intrastate |
| Pjs LLC | 1470250 | 1 | 1 | Intrastate |
| Murray Tree Moving | 1583912 | 1 | 1 | Intrastate |
| Walk A Bout Lawn Care | 1669054 | 1 | 1 | Interstate |
| Bonnema Masonry Construction INC | 1673786 | 1 | 4 | Intrastate |
| Sandra J Neal | 1702332 | 1 | 1 | Intrastate |
| Garden Spot Greenhouse LLC | 1726070 | 1 | 3 | Intrastate |
| Kuiper Brothers INC | 1747291 | 1 | 1 | Intrastate |
| Derhammer Incorporated | 1761086 | 1 | 1 | Intrastate |
| N & M Home Improvement | 1779658 | 1 | 1 | Intrastate |
| La-Z-Boy Furniture Galleries | 1780790 | 1 | 2 | Intrastate |
| Clayton Raifsnider Builder | 1802698 | 1 | 1 | Intrastate |
| Douglas H Blain III Blain Construction | 1811375 | 1 | 1 | Intrastate |
| Accu-Mold INC | 1818616 | 1 | 2 | Intrastate |
| Portage Electric | 1820618 | 1 | 2 | Intrastate |
| Vermeulen Furniture Of Kalamazoo | 1827378 | 1 | 1 | Intrastate |
| Midwest Fastener Corp | 1834973 | 1 | 1 | Intrastate |
| Land Shark Recovery | 1860581 | 1 | 1 | Intrastate |