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Gray Ghost Construction

Name: Gray Ghost Construction
Address: Bismarck, ND

Radon professional based in Bismarck, Burleigh County, ND

Contact on the state list	Dan Gietzen
Listed as	Radon Measurement and Mitigation Contractor
Status	On the North Dakota DEQ contractor list; the list is not an endorsement
Based in	Bismarck, Burleigh County, North Dakota

"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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How to verify this license

We publish these details as they appear on the state list. Being on it is not a state license, and we do not vouch for the business. Before hiring, ask to see a current radon certification and a current certificate of insurance.

Checked against North Dakota DEQ radon contractor list, last checked 2026-11-02. See the issuing agency.

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