Licensed Septic Contractors Based in West Yarmouth, MA

6 licensed septic contractors based in West Yarmouth. Every license number below is sourced from public licensing records, with a link to look it up 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. Roster copy last refreshed 2026-08-17.

Browse West Yarmouth by service

Listings based in West Yarmouth

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

Services in West Yarmouth, with national cost ranges

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

None of the listings based in West Yarmouth hold a license class we can match to septic tank pumping, septic system installation or septic system design. Ask any contractor whether they do this work, or browse the listings based in Barnstable County.

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

Perc Test and Soil Evaluation

• Carrie Schoener, based in South Yarmouth, about 2 miles away
• Barry Lewis, based in South Yarmouth, about 2 miles away
• Todd MacDonald, based in South Yarmouth, about 2 miles away
• Down Cape Engineering, Inc., based in Yarmouth Port, about 3 miles away
• All Cape Environmental, based in Yarmouth Port, about 3 miles away

Hiring a septic contractor in West Yarmouth

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 Massachusetts?

Nearby cities