Licensed Septic Contractors Based in Washington, NH

9 licensed septic contractors based in Washington. Every license number below is sourced from official licensing records, with a link to verify it yourself.

"Based in" is the city on the business's license record. That can be a mailing address; it doesn't tell you where the business works. Businesses based in nearby towns may also work here.

Browse Washington by service

Own one of these businesses? Find your listing and claim it.

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

Services in Washington, with national cost ranges

Listings based in Washington whose license class covers each service. Cost ranges are national; each links its cost guide.

None of the listings based in Washington hold a license class we can match to septic tank pumping, septic inspection or perc test and soil evaluation. Ask any contractor whether they do this work, or browse the listings based in Sullivan County.

Listings that hold a matching license class, based in nearby towns rather than in Washington, for the services with fewer than 3 here. Nearest first, in straight-line miles from the center of Washington:

Septic System Design

• Jason Fulton, based in Lempster, about 6 miles away
• Steven Jacobs, based in Stoddard, about 7 miles away
• Timothy Ferwerda, based in Deering, about 10 miles away
• Renee Rabideau, based in Hillsborough, about 10 miles away
• Paul Silvernail, based in Hillsborough, about 10 miles away

Hiring a septic contractor in Washington

Before you hire, confirm the license is still active with the agency that issued it and get at least three written quotes.

Homeowner guides

• What Is a Septic Tank and How Does It Work?
• Do I need a permit for well or septic work in New Hampshire?

Nearby cities