J & J ConstructionLicensed

Licensed septic contractor based in N Grosvenordale, Northeastern Connecticut Planning Region, CT

"Based in" is the city and county of the address on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.

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What this license covers

• Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.

How to verify this license

We publish the license details exactly as they appear in Connecticut's official licensing records; we do not vouch for the business itself. Before hiring, look up license #33.005433 directly with the state, confirm it is still active, and ask for a current certificate of insurance.

Source: Connecticut DPH - eLicense credential extract (well & septic license types), last checked 2026-08-17. Verify at the official source.