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Licensed Well and Septic Contractors Based in Washington County, IL

9 licensed well and septic pros based in Washington County. Every license number below is sourced from official Illinois records, with a link to verify it yourself.

Grouped by the county of the address on each business's state license record, which can be a mailing address; it doesn't tell you where the business works. Where the record doesn't name the county of the address, its ZIP code decides (a ZIP that crosses a county line goes to the county holding most of its homes), then its town.

Need well or septic work quotes in Washington County? Request free quotes and we'll route your request to local well and septic pros.

Septic Contractors based in Washington County (8)

Kevin L WokerLicensed

Based in Nashville, IL · License #049-804107

Carlos D WokerLicensed

Based in Nashville, IL · License #049-801988

Kyle Edward BorrenpohlLicensed

Based in Okawville, IL · License #054-023023

Mark Allen SteinkampLicensed

Based in Addieville, IL · License #049-030869

Donald L, Jr JohnsonLicensed

Based in Richview, IL · License #049-024367, 054-019062

Alan KlingenbergLicensed

Based in Addieville, IL · License #049-801913

Jeremiah Lee JohnsonLicensed

Based in Richview, IL · License #049-025646, 054-019088

Adam J RosselLicensed

Based in Okawville, IL · License #049-033590

Water Well Contractors based in Washington County (1)

Alan A Klingenberg

Based in Addieville, IL · License #101-803831

Cities in Washington County

Hiring a well and septic professional in Washington County

GroundRoster aggregates official state licensing rosters for water-well and septic (onsite wastewater) professionals into one searchable directory, refreshed regularly.

Before you sign anything: confirm the license number on this page is still active with Illinois, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.

Neighboring counties