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License verified · Washington L&I

United Systems Mechanical LLC

1400 AIRPORT WAY S STE 202
+1 206-933-6036
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 UNITESM813QO · expires November 21, 2027. 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

United Systems Mechanical LLC, in brief

United Systems Mechanical LLC operates as an HVAC contractor at 1400 AIRPORT WAY S STE 202. Its Washington L&I license, number UNITESM813QO, is on the register through November 2027. The closest other contractor in our directory is 0.8 mi away.

HVAC contractor
Questions about this contractor

Before you call United Systems Mechanical LLC

01

Is United Systems Mechanical LLC licensed in Washington?

The Washington L&I register corroborates license UNITESM813QO for United Systems Mechanical LLC with an expiry of November 21, 2027. Verify it yourself on the official lookup.

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

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