GroundRosterLicensed Well and Septic Contractors in Massachusetts
Massachusetts lists 1,735 licensed well and septic contractors: 87 well drillers and pump installers and 1,650 septic contractors, including 2 who hold both. They are based in 14 counties and 396 cities. 9 license classes appear, covering roles such as site testing, inspection and drilling / construction.
Checked against MassDEP - Soil Evaluators, MassDEP Title 5 - System Inspectors, MassDEP Title 5 - System Inspectors · MassDEP - Soil Evaluators and MassDEP - Certified Well Drillers. Roster copy last refreshed 2026-08-17.
Browse by county or request free quotes.
Counties with the most listings based there
Browse Massachusetts by county
Each listing sits under the county of the address on its license record, which can be a mailing address. 14 counties have listings based there.
Cities with the most listings based there
Septic Inspectors by city in Massachusetts
Site Evaluators by city in Massachusetts
Perc Test and Soil Evaluation cost guide
Well Drillers by city in Massachusetts
Looking for a specific contractor? Search by name, business name, or license number.
Hiring a well and septic professional in Massachusetts
Before you sign anything: confirm the license on this page is still active with the agency that issued it, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.
How do I check a well and septic professional's license in Massachusetts?
Use the license search to find the listing by name, business name, or license number, then confirm it with the agency that issued the license. Every listing links to the roster it came from.
What does well or septic work cost in Massachusetts?
Our cost guides give national ranges for well drilling, well pump repair, septic tank pumping, septic cleaning, repairs, and inspections. Site conditions, access, and local demand set the real number, so get at least three written quotes from licensed well and septic pros in Massachusetts.
Is a permit required?
Usually, for a new system or well and for most repairs, and the rules are set by the state or the county. Our Massachusetts permit guide covers who issues them and what they cover.
Listings without a county
106 listings have no county we could place: the license record gives none, and its ZIP code or town doesn't settle one. Search by ZIP, or browse by the town on the record:
Permits and Massachusetts agency resources
Do I need a permit for well or septic work in Massachusetts? ›
- MassDEP - Septic Systems & Title 5
- MassDEP - Find a Certified Well Driller
- System Inspector & Soil Evaluator lists (NEIWPCC for MassDEP)
Where this Massachusetts data comes from
- MassDEP - Soil Evaluators · source page
- MassDEP Title 5 - System Inspectors · source page
- MassDEP Title 5 - System Inspectors · MassDEP - Soil Evaluators · source page
- MassDEP - Certified Well Drillers · source page