A-1 Sewer Service Inc.

4.5(13 reviews on Google)

Septic Companie listing in Windsor, WI

About A-1 Sewer Service Inc.

A-1 Sewer Service Inc. is a Windsor company run by Lisa and Jim, serving all of Dane County and parts of Sauk, Iowa and Columbia Counties. Lisa started it in May 1996 with one truck. Both owners hold a state license to haul liquid waste and a license to maintain private onsite wastewater treatment systems, and Lisa certifies systems for resale transactions. Its price list covers septic systems, holding tanks priced per gallon, grease traps and catch basins, with commercial jobs such as car washes and garage pits. Septic guidelines are posted for homeowners, covering how a system works and what its parts do. Lisa also holds a commercial driver's license and works in the field herself, and appointments can be scheduled by phone or email. Rated 4.5 from 13 Google reviews, 11 of them five stars.

What reviewers mention: inspection (4), septic pumping (3), friendly staff (3), pumped (3), septic inspection (2), knowledgeable technicians (2), company (2), phone (2)

Services and details

  • Works on septic systems

    Yes

  • Holding tanks

    Yes

  • Septic inspections

    Yes

  • Real estate inspections

    Yes

  • States a license

    Yes

  • Commercial work

    Yes

No information yet on tank pumping, new system installs, mound systems, drain field repair, soil testing, camera and jetting, frozen systems, emergency service, portable toilets. The website did not say; call and ask.

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Listing compiled from public sources on 2026-11-15. Report a correction or request removal. Back to septic companies in Windsor.