The Vertex Companies, LLC
| Contact on the state list | Paul Baumann |
| Listed as | Radon Measurement Professional |
| Status | NRPP certified, on the Massachusetts DPH list; Massachusetts does not certify radon professionals |
| Based in | Boston, Massachusetts |
"Based in" is the city on the business's license record. That can be a mailing address; it doesn't tell you where the business works.
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 Massachusetts DPH lists of nationally certified radon professionals, last checked 2026-11-02. See the issuing agency.
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