Licensed Well and Septic Contractors: Naugatuck Valley Planning Region, CT

292 licensed well and septic pros based in Naugatuck Valley Planning Region. Every license number below is sourced from public licensing records, with a link to look it up yourself.

Grouped by the planning region of the address on each license record, which can be a mailing address, so it doesn't tell you where the business works. When the record names no planning region, we place it by ZIP code, then town.

2 listings here are on the rosters of a state other than Connecticut. Each card names the state that issued the license.

Checked against Connecticut DPH - eLicense credential extract (well & septic license types) and NJDEP DataMiner - Well Drilling Companies. Roster copy last refreshed 2026-10-17.

Towns in Naugatuck Valley Planning Region

All 23 towns named on the license records based here, with the number of listings in each, most first.

License classes on the Naugatuck Valley Planning Region records

Each class as the issuing agency prints it on the license record. A record that names more than one class counts once under each, so the rows can add up to more than 292.

Septic Contractors based in Naugatuck Valley Planning Region (239)

Water Well Contractors based in Naugatuck Valley Planning Region (51)

Well and Septic Contractors based in Naugatuck Valley Planning Region (2)

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Looking for a specific contractor? Search by name, business name, or license number.

Services in Naugatuck Valley Planning Region, with national cost ranges

Listings based in Naugatuck Valley Planning Region whose license class covers each service. Cost ranges are national; each links its cost guide.

None of the listings based in Naugatuck Valley Planning Region hold a license class we can match to septic inspection, septic system design, perc test and soil evaluation or well pump repair. Ask any contractor whether they do this work, or try a nearby city.

Hiring a well and septic professional in Naugatuck Valley Planning Region

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.

Do I need a permit for well or septic work in Connecticut?

Neighboring planning regions