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Radiation Safety Services Inc dba RSSI

✓ MDH licensedRadon analysis laboratory

Morton Grove, IL · Cook County · 3.0 (2) Google

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Call Radiation Safety Services Inc dba RSSI

Call (847) 965-1999

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Google rating

Listed on Google as RSSI

3.0 from 2 reviews · Reviews on Google

Cero starts horrible customer service they only care about money and they will do anything to get it from you. I call to ask about their services they offer something they are not allowed in Illinois because they are not licensed. After I received results I sent emails about results they never…

Ratings and reviews from Google. MN Home Sale Pros doesn't verify them, and they don't affect listing order. Google rating as of Oct 18, 2026.

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Licence / certification

  • MDH radon: Analysis laboratory
  • Service area (per MDH): Statewide (mail-in)

People on the record

  • Eli Port (RL-00014)

Source: MDH list, retrieved 2026-10-12.

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