| Dead River Company LLC | 164906 | 2,149 | 522 | InterstateHazmat |
| Shaw Brothers Construction INC | 754284 | 75 | 41 | InterstateHazmat |
| R J Grondin & Sons | 571593 | 53 | 40 | IntrastateHazmat |
| Nappi Distributors | 190393 | 42 | 30 | Intrastate |
| Custom Coach Of New England INC | 4164893 | 29 | 32 | Interstate |
| Dodge Energy B&l Oil | 3754408 | 20 | 23 | InterstateHazmat |
| Thirsty Turf Irrigation INC | 1763712 | 17 | 6 | InterstateHazmat |
| Dirigo Bus Lines | 3117237 | 17 | 9 | Intrastate |
| East Coast Communications LLC | 2117764 | 16 | 21 | InterstateHazmat |
| Hansens Well Drilling CO INC | 748485 | 14 | 2 | Intrastate |
| Glidden Excavating & Paving INC | 810665 | 13 | 50 | Intrastate |
| Servpro Of Portland | 2864703 | 13 | 5 | Intrastate |
| Jewett & Noonan Transportation INC | 916634 | 12 | 25 | InterstateHazmat |
| Shaw Earthworks INC | 1861867 | 12 | 10 | IntrastateHazmat |
| Goodwill Industries Of Northern New England | 660674 | 11 | 12 | Interstate |
| Clean-O-Rama | 890127 | 11 | 10 | InterstateHazmat |
| Great Falls Construction | 2554140 | 11 | 4 | Interstate |
| Woods Excavating LLC | 795775 | 10 | 8 | Interstate |
| Smart Trucking LLC | 3486792 | 10 | 11 | Interstate |
| Exchange LLC | 2939790 | 9 | 9 | Interstate |
| Bmp Maintenance | 2503116 | 8 | 7 | Interstate |
| Maine Metal Buildings INC | 3078809 | 8 | 6 | Intrastate |
| Benson Farm Earth Products | 3905714 | 8 | 12 | Intrastate |
| Knowles Industrial Services Corp | 438631 | 7 | 30 | InterstateHazmat |
| Mainely Digs Excavation | 4518845 | 7 | 28 | Interstate |
| Southern Maine Firewood INC | 918913 | 6 | 2 | Intrastate |
| Justice Farm INC | 1993548 | 6 | 5 | Interstate |
| East Coast Logistics LLC | 2889550 | 6 | 6 | Interstate |
| Maine Hydro Vac Services LLC | 3604498 | 6 | 3 | Intrastate |
| Phinney Lumber Company | 751491 | 5 | 3 | Intrastate |
| H2o7inc | 2633090 | 5 | 8 | Intrastate |
| Dirt Direct LLC | 2923911 | 5 | 5 | Interstate |
| Cp Property Services LLC | 4346377 | 5 | 3 | Intrastate |
| Sebago Lake Pools | 1640761 | 4 | 2 | Intrastate |
| Wooden Nickels LLC | 2297439 | 4 | 3 | Intrastate |
| Andrew K Fickett | 3556466 | 4 | 2 | Intrastate |
| Plowman Construction LLC | 3876641 | 4 | 1 | Intrastate |
| Phillips & Sons Body Shop | 455847 | 3 | 1 | InterstateHazmat |
| Boom Technology INC | 1339253 | 3 | 2 | IntrastateHazmat |
| Priority Paving INC | 1377674 | 3 | 2 | Intrastate |
| Moody's Heavy Duty And Moody's Collison Centers | 1440848 | 3 | 3 | InterstateHazmat |
| Atlantic Coast Electric INC | 1480351 | 3 | 1 | Intrastate |
| Mjm Landscaping & Property Services LLC | 2443171 | 3 | 2 | Intrastate |
| Csi INC | 2451418 | 3 | 4 | Intrastate |
| True North Generator INC | 2793800 | 3 | 2 | Intrastate |
| Violette's Guardrail Services LLC | 4554634 | 3 | 2 | Interstate |
| Seaside Landscaping & Excavation, LLC | 8729923 | 3 | 1 | Intrastate |
| O'donals Nursery LLC | 552456 | 2 | 2 | Interstate |
| Southern Maine Specialties INC | 696977 | 2 | 2 | Interstate |
| Starbird Contractors INC | 754838 | 2 | 1 | Intrastate |
| Webb Construction | 765283 | 2 | 3 | Intrastate |
| Pro Paving & Sealcoating Plus | 899561 | 2 | 1 | IntrastateHazmat |
| V&m Construction Services INC | 1490135 | 2 | 3 | Intrastate |
| Gorham Machine And Fabrication INC | 1525268 | 2 | 2 | Interstate |
| Mark Faulkner | 1557004 | 2 | 1 | IntrastateHazmat |
| National Attachments INC | 1605869 | 2 | 1 | Interstate |
| Prime Electric Motors | 1631542 | 2 | 3 | Interstate |
| Design Dwellings | 1768477 | 2 | 2 | Intrastate |
| Superior Enterprises INC | 2122989 | 2 | 1 | Intrastate |
| Ag Engineers INC | 2478907 | 2 | 2 | Intrastate |
| Seaside Landscaping & Excavation LLC | 2480002 | 2 | 1 | Intrastate |
| Cross Cut Firewood | 2518973 | 2 | 1 | Intrastate |
| Ryan W Rust | 2537511 | 2 | 1 | Intrastate |
| Aligned Wireless Services LLC | 3370447 | 2 | 3 | Interstate |
| Powerband Transportation LLC | 4221706 | 2 | 1 | Interstate |
| White Rock Sanitation | 4238637 | 2 | 2 | Intrastate |
| Smart Towing LLC | 4559939 | 2 | 10 | Interstate |
| W H Lavigne INC | 438054 | 1 | 1 | Intrastate |
| Vienna Farm LLC | 486032 | 1 | 1 | Interstate |
| Rusty Knoll Farm | 613243 | 1 | 2 | Intrastate |
| A & A Property Services | 634041 | 1 | 1 | Intrastate |
| Chick Forest Products | 729060 | 1 | 1 | Interstate |
| Sebago Incorporated | 730642 | 1 | 1 | Intrastate |
| Aquarius Transport | 747508 | 1 | 1 | Intrastate |
| Stanley E Hillock Well Drilling INC | 747589 | 1 | 3 | Intrastate |
| R H Perry Excavating INC | 751206 | 1 | 2 | Intrastate |
| Gorham Ground Works INC | 756648 | 1 | 1 | Intrastate |
| Pollution Control Services | 777856 | 1 | 1 | Intrastate |
| Hans C Hansen INC | 798561 | 1 | 2 | Intrastate |
| Jane Hamblin | 807238 | 1 | 1 | Intrastate |
| Silver Ledge Farm | 808347 | 1 | 1 | Interstate |
| Stone Paving INC | 816906 | 1 | 1 | Intrastate |
| Charles B Hannaford III | 818154 | 1 | 1 | Intrastate |
| Ted T Libby | 885874 | 1 | 1 | Intrastate |
| Walnut Crest Farm | 924178 | 1 | 1 | Intrastate |
| Verrill & Mcculough INC | 1117580 | 1 | 2 | Intrastate |
| Hamblen Septic Service INC | 1273034 | 1 | 1 | Intrastate |
| Indoor Environment Control INC | 1375739 | 1 | 1 | Intrastate |
| Edward Carignan | 1408508 | 1 | 3 | Intrastate |
| Dearborn Land Development LLC | 1425179 | 1 | 1 | Intrastate |
| Aniks Transportation INC | 1427439 | 1 | 1 | Interstate |
| Walsh & Son Foundations | 1502570 | 1 | 1 | Intrastate |
| Lawrence W Gelinas | 1510995 | 1 | 1 | Intrastate |
| Boyd Brothers Excavation INC | 1736953 | 1 | 1 | Intrastate |
| Northeast Sewer & Drain Service LLC | 1991695 | 1 | 1 | Intrastate |
| Cassidy Paving & Construction INC | 2048121 | 1 | 3 | Intrastate |
| Rich Construction INC | 2068971 | 1 | 3 | Intrastate |
| Mohammed B Halal Meat Transportation | 2141406 | 1 | 1 | Intrastate |
| Nouria Energy Retail Me INC | 2447756 | 1 | 1 | Intrastate |
| Northeast Electric | 2801374 | 1 | 1 | Intrastate |