| Charlton Oil Company | 802773 | 34 | 22 | InterstateHazmat |
| Slims & Berthiaume Sewer Service INC | 1674740 | 23 | 20 | Interstate |
| Helgerson's Environmental, Inc. | 1013976 | 15 | 12 | Interstate |
| Larry's Landscape Supplies LLC | 2438754 | 15 | 15 | Interstate |
| Lajoie Brothers Transport Company LLC | 565355 | 10 | 8 | Interstate |
| Elliott P Burlingame And Sons INC | 4086189 | 9 | 4 | IntrastateHazmat |
| Concrete Cut & Core | 1248573 | 8 | 4 | Interstate |
| Boston Outdoor Living | 3180881 | 8 | 5 | Intrastate |
| J Bonin Tree Services LLC | 3161961 | 7 | 2 | Interstate |
| Roofing Siding Paving And Dumpster Service | 3198912 | 7 | 3 | Intrastate |
| J&s Foundation INC | 3375281 | 7 | 5 | Intrastate |
| Tree House Brewing Company INC | 3594387 | 7 | 5 | Interstate |
| Overlook Communities INC | 1584626 | 6 | 2 | InterstateHazmat |
| Advantage Enterprises INC | 2508115 | 6 | 4 | Intrastate |
| Sid's Auto Body | 912242 | 5 | 3 | Intrastate |
| Charlton Well CO INC | 2293461 | 5 | 5 | Interstate |
| Lmt Oil INC | 2943755 | 5 | 4 | InterstateHazmat |
| P & P General Contractors INC | 3192353 | 5 | 4 | Intrastate |
| Benoit Tree & Landscape INC | 3257233 | 5 | 5 | Intrastate |
| J Taylor Paving CO | 888658 | 4 | 3 | Intrastate |
| Ca Moody Foundations INC | 1822490 | 4 | 2 | Intrastate |
| B&r Tree Service INC | 2016860 | 4 | 6 | Intrastate |
| Dipietro Masonry INC | 2925161 | 4 | 2 | Interstate |
| Mark E Meacham INC | 3180163 | 4 | 4 | Intrastate |
| Jeffrey Vessello | 3193423 | 4 | 2 | Intrastate |
| Krd Landscaping LLC | 3200140 | 4 | 2 | Intrastate |
| Property Solutions Real Estate And Contracting LLC | 3202163 | 4 | 4 | Intrastate |
| F Laplante Operating As Sure Seal Of Ne | 3228050 | 4 | 2 | Intrastate |
| George Smith | 3236689 | 4 | 2 | Intrastate |
| Edible Land Design INC | 3376785 | 4 | 2 | Interstate |
| S&s Landscapes | 4202860 | 4 | 3 | Intrastate |
| Brent W Sellew | 797456 | 3 | 2 | Intrastate |
| Latour And Sons Trucking INC | 996445 | 3 | 3 | Interstate |
| Emo & Son Construction | 1468536 | 3 | 1 | IntrastateHazmat |
| Donald F Robert Jr | 1810889 | 3 | 3 | Intrastate |
| David Leblanc | 3170225 | 3 | 1 | InterstateHazmat |
| Maass Tree Service LLC | 3181024 | 3 | 1 | Intrastate |
| Charlton Landscaping & Nursery Supply LLC | 3181697 | 3 | 3 | Intrastate |
| Smokey Hollow Farm | 3218856 | 3 | 1 | Intrastate |
| Tim's Rubbish And Cleanouts | 3408205 | 3 | 1 | Intrastate |
| Homeinex Corp | 3523593 | 3 | 2 | Intrastate |
| Bay State Shoring INC | 3558316 | 3 | 4 | Interstate |
| Bandilla & Son's Transporting LLC | 3942591 | 3 | 1 | InterstateHazmat |
| Stevens & Sons Septic Pumping INC | 3977582 | 3 | 2 | Intrastate |
| Sam Hicks Paving | 393991 | 2 | 1 | Interstate |
| Steve's Repair LLC | 499039 | 2 | 1 | Intrastate |
| Karl's Used Auto & Repairs INC | 506155 | 2 | 1 | Interstate |
| F Hammond Trucking | 609311 | 2 | 1 | Interstate |
| Gomeworks INC | 1418857 | 2 | 1 | Intrastate |
| Vactone Environmental Service LLC | 1511022 | 2 | 2 | Intrastate |
| Diversified Designs | 1735647 | 2 | 1 | Intrastate |
| Priority Fence Company LLC | 2314786 | 2 | 3 | Intrastate |
| Boomba's 24hr Towing & Recovery LLC | 2419183 | 2 | 2 | InterstateHazmat |
| Supreme Sound And Lighting | 2788451 | 2 | 5 | Interstate |
| A&t Construction LLC | 3174153 | 2 | 2 | Intrastate |
| Sjb Construction | 3175342 | 2 | 1 | Intrastate |
| L Y Construction INC | 3185046 | 2 | 2 | Intrastate |
| Harrison Landscaping | 3198908 | 2 | 50 | Interstate |
| Rpm Trucking Corp | 3233870 | 2 | 1 | Intrastate |
| John S Nikopoulos | 3272714 | 2 | 4 | Intrastate |
| Tri State Chimney & Masonry Service INC | 3274180 | 2 | 2 | Intrastate |
| Carpentry | 3358893 | 2 | 4 | Intrastate |
| Msm Landscaping | 3394271 | 2 | 1 | Intrastate |
| Audette Landscape & Construction INC | 3397332 | 2 | 4 | Intrastate |
| Mountain Brothers Enterprises LLC | 3655930 | 2 | 2 | Intrastate |
| A&c Home Renovations LLC | 3695242 | 2 | 1 | Intrastate |
| Sharp Tooth Tree Service INC | 3720653 | 2 | 2 | Interstate |
| Mcmanus Construction Services LLC | 3831641 | 2 | 4 | Intrastate |
| Gods Glory Services INC | 4133151 | 2 | 2 | Interstate |
| Gessner And Son Carpentry LLC | 4281147 | 2 | 6 | Intrastate |
| Blueleaf INC | 4428432 | 2 | 1 | Interstate |
| Underwood Excavating CO | 460813 | 1 | 1 | Intrastate |
| Cold States Flatbed Service | 549741 | 1 | 1 | Interstate |
| City Power Equipment INC | 800609 | 1 | 1 | Interstate |
| Brian Ide Trucking | 857529 | 1 | 1 | IntrastateHazmat |
| Bement Camp And Conference Center | 1473413 | 1 | 2 | Intrastate |
| Jts Heating Oil INC | 1745507 | 1 | 1 | Intrastate |
| North American Tool And Machine Corporation | 2412164 | 1 | 3 | Intrastate |
| M & E Repair | 2536850 | 1 | 1 | Intrastate |
| R & R Courier Service LLC | 2858537 | 1 | 1 | Intrastate |
| The Gardner Landscape Business Maintenance | 3163681 | 1 | 2 | Intrastate |
| Larson Contracting | 3172595 | 1 | 2 | Intrastate |
| Franklin Hammond | 3173793 | 1 | 1 | Intrastate |
| Ethan Hadley INC | 3182270 | 1 | 1 | Intrastate |
| Estate Specialties | 3190100 | 1 | 4 | Intrastate |
| Bcb Lawn Services | 3199162 | 1 | 1 | Intrastate |
| Central Mass Fence | 3218370 | 1 | 1 | Intrastate |
| Nathans Oil INC | 3223842 | 1 | 1 | Intrastate |
| A J Helgerson Excavation | 3225339 | 1 | 1 | Intrastate |
| Brian H Curtis | 3229782 | 1 | 1 | Intrastate |
| Mark Mckinstry Lawn And Property Care | 3230463 | 1 | 2 | Intrastate |
| Christopher Antkowiak | 3236791 | 1 | 1 | Intrastate |
| J N Richardson Company | 3247972 | 1 | 1 | Interstate |
| W H Webb Construction Company Incorporated | 3256563 | 1 | 1 | Intrastate |
| David Carpenter Electric LLC | 3264774 | 1 | 4 | Intrastate |
| Kaszowski Bros Contracting | 3269862 | 1 | 2 | Intrastate |
| Lee Morgan | 3313580 | 1 | 1 | Intrastate |
| Davis Farm | 3318727 | 1 | 1 | Interstate |
| Dennis Walsh | 3324774 | 1 | 1 | Intrastate |
| 508 Construction & Property Management INC | 3339567 | 1 | 1 | Intrastate |