Londonderry, NH

R.J. Belanger Excavation

R.J. Belanger Excavation is a septic company in Londonderry, NH holding a New Hampshire septic credential from the New Hampshire Department of Environmental Services, Subsurface Systems Bureau.

64 Chase Rd, Londonderry, NH 03053 · Rockingham County

(603) 275-0392 facebook.com

Is R.J. Belanger Excavation licensed?

R.J. Belanger Excavation appears on a New Hampshire septic license or certification list. The Septic Guide matched these credentials to the issuing agency's published list as of October 2026; confirm the current status with the agency before you hire.

CredentialNumberIssued byVerify
New Hampshire NHDES Permitted Septic System Installer01623New Hampshire Department of Environmental Services, Subsurface Systems BureauAgency lookup

A matched credential shows the holder was on the agency's list when we checked. It does not by itself authorize every kind of septic work: an installer license, a pumper license and an inspector certification are different credentials.

What septic services does R.J. Belanger Excavation offer?

Implied by its state license: Septic system installation.

Ask R.J. Belanger Excavation to confirm it handles your specific job and service area. Guides: Septic system installation.

Before you hire R.J. Belanger Excavation

  • Check the license on the agency lookup above and ask which person holds it.
  • Ask who pulls the permit and whether the fee is in the quote.
  • Ask for proof of liability insurance sent by the insurer.
  • Get the scope and price in writing. How to check a septic license.

Is this your business? Correct or update this listing. Listing data: state license lists and public business information, as of October 2026. Not an endorsement.