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Joe Kreinbrink LLCLicensed

Licensed radon professional based in Ottawa, Putnam County, OH

Company	Joseph Kreinbrink
License number	RC18 / RS82
License type	Radon Mitigation Contractor and Specialist
License status	Active, Ohio ODH licensed
License expires	October 18, 2028
Based in	Ottawa, Putnam County, Ohio 45875

"Based in" is the city and county of the address on the business's license record. That can be a mailing address; it doesn't tell you where the business works.

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We publish the license details exactly as they appear in the official licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #RC18 / RS82 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Checked against ODH radon licensure data, last checked 2026-11-02. See the issuing agency.

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