Radon Testing in Chicago, IL

Radon testing companies in Chicago

Listed alphabetically, with companies based in Chicago first, then 195 elsewhere in the Chicago area. We do not rank companies, and no one pays to appear here. How we verify · How we make money

• Clarity Radon Solutions

  Wauconda, IL

  License verifiedChecked Nov 1, 2026
  • Radon mitigation

  IL IEMA license RNM20242695

  Call 847-526-2606View full profile

• Classic Environmental Testing LLC

  Lincolnwood, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI20253291

  Call 224-899-2707View full profile

• Clean Air Radon Systems

  Plainfield, IL

  License verifiedChecked Nov 1, 2026
  • Radon mitigation

  IL IEMA license RNM2017208

  Call 630-474-4455View full profile

• Clue Radon Services

  Addison, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing
  • Radon mitigation

  IL IEMA license RNI2016217 · IL IEMA license RNM2019203

  Call 630-724-7107View full profile

• CMXtreme Radon

  Elgin, IL

  License verifiedChecked Nov 1, 2026
  • Radon mitigation

  IL IEMA license RNM20232114

  Call 847-452-4630View full profile

• CSI Home Inspection Srvices Inc.

  Huntley, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI2013249 · IL IEMA license RNIT2013224

  Call 630-674-4599View full profile

• DezAir Quality Testing, LLC

  Oakbrook Terrace, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI20263575

  Call 773-870-4111View full profile

• Dhanendra Sharma

  Bloomingdale, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI2021211

  Call 224-432-7967View full profile

• Discover LLC

  Plainfield, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI2016201 · IL IEMA license RNIT2019229 · IL IEMA license RNIT20263468

  Call 866-750-3456View full profile

• Divinity Probe Home Inspections

  Naperville, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI2013227

  Call 630-544-8147View full profile

• Doug Stuedemann Radon Mitigation

  Verona, IL

  License verifiedChecked Nov 1, 2026
  • Radon mitigation

  IL IEMA license RNM2019206

  Call 815-474-3940View full profile

• DS Radon Services LLC

  Wauconda, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI20242720

  Call 630-888-4008View full profile

• Duffield Consulting Engineers, Ltd.

  Joliet, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI2017203

  Call 815-693-9871View full profile

• DuPage Radon Contractors

  Warrenville, IL

  License verifiedChecked Nov 1, 2026
  • Radon mitigation

  IL IEMA license RNM2013210 · IL IEMA license RNM2017203 · IL IEMA license RNMT2005202 · IL IEMA license RNMT2013203 · IL IEMA license RNMT2018203 · IL IEMA license RNMT2021202 · IL IEMA license RNMT20242700

  Call 630-836-1918View full profile

• DuPage Radon Testing Inc

  Warrenville, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI2009212 · IL IEMA license RNI2013254 · IL IEMA license RNIT2001205 · IL IEMA license RNIT2014225 · IL IEMA license RNIT20263352 · IL IEMA license RNIT20263487

  Call 630-225-7997View full profile

• Dynamic Radon Services

  Arlington Heights, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI20232321

  Call 847-722-5626View full profile

• Eagle Eye Home and Property Inspections LLC

  Elgin, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI20232281

  Call 847-531-0530View full profile

• Effective Home Services, LLC

  Naperville, IL

  License verifiedChecked Nov 1, 2026
  • Radon mitigation

  IL IEMA license RNM20232035

  Call 815-483-8440View full profile

• Ekkert Environmental

  Lemont, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNI2021201

  Call 630-209-4145View full profile

• Elliott & Associates

  Bolingbrook, IL

  License verifiedChecked Nov 1, 2026
  • Radon testing

  IL IEMA license RNIT20231873

  Call 630-325-8005View full profile

Showing 61–80 of 216

Radon testing in other Illinois cities

• Radon Testing in Naperville, IL
• Radon Testing in Rockford, IL
• Radon Testing in Elgin, IL
• Radon Testing in Springfield, IL
• Radon Testing in Peoria, IL
• Radon Testing in Champaign, IL
• Radon Testing in Bloomington, IL
• Radon Testing in Decatur, IL
• Radon Testing in Kankakee, IL