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License verified · Washington L&I

Pro-Staff Mechanical Inc

PO BOX 33370
+1 206-361-0071
Verification ledger

What we checked, and what we didn't

Checked against the register at build time (Oct 31, 2026).
Washington contractor licenseWashington State Department of Labor & Industries · number PROSTMI006C8 · expires March 30, 2028. Matched to this business on name.Verified
Business contactphone on file.On file
Public reviewsNo public review profile in our data. License-register listings often have none — ask for two recent local references instead.None found
Insurance & bondingNot checked by AirProHQ. Ask for the certificate of insurance before work starts — the state requires cover to hold the license, but we don't see the policy.Ask them
WorkmanshipNot inspected. A license says who is allowed to do the job, not how well it was done.Ask for references
Checked against the register at build time (Oct 31, 2026). Confirm it yourself — about thirty seconds. See our full verification methodology.Open the official lookup
About

Pro-Staff Mechanical Inc, in brief

Pro-Staff Mechanical Inc is an HVAC contractor at PO BOX 33370. We matched license PROSTMI006C8 to this business on the Washington L&I register through March 2028.

HVAC contractor
Questions about this contractor

Before you call Pro-Staff Mechanical Inc

01

Is Pro-Staff Mechanical Inc a licensed HVAC contractor?

Yes. This business's license, PROSTMI006C8, matches an active entry on the Washington L&I register with an expiry of March 30, 2028. The official lookup lets you verify it directly.

Sources: Washington State Department of Labor & Industries register.Report a correction
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