GroundRosterLicensed Septic Contractors Based in Williamson County, IL
16 licensed septic contractors based in Williamson 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.
Septic Contractors based in Williamson County (16)
Russell L BakerLicensed
Jeffrey Martin CollinsLicensed
Richard D WilliamsLicensed
Jessie A Thompson IIILicensed
Richard Joseph KraniewskiLicensed
Lucas Septic Tank ServiceLicensed
Denise Ann CaplingerLicensed
Gary Gene CloverLicensed
Roy D KingLicensed
Barker & Sons PlumbingLicensed
Pitstop Portable RestroomsLicensed
Victor Jp TaylorLicensed
William Scott FergusonLicensed
James R BakerLicensed
Ronnie Gene CloverLicensed
Kevin DrakeLicensed
Cities in Williamson County
Hiring a septic contractor in Williamson County
Septic (onsite wastewater) contractors handle everything from routine septic tank pumping and cleaning to repairs, inspections, and new system installation. States license each role separately (a pumper is not necessarily licensed to install, and vice versa), so match the license class to the job.
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.