AirProHQ
License verified · Washington L&I

Altitude Heating & Cooling LLC

3418 147TH AVE NE
+1 425-201-1998
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 ALTITHC758KF · expires May 6, 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

Altitude Heating & Cooling LLC, in brief

Based at 3418 147TH AVE NE, Altitude Heating & Cooling LLC works as an HVAC contractor. Washington L&I records show license ALTITHC758KF on file for this business through May 2027. Another listed HVAC contractor sits 0.6 mi from here.

HVAC contractor
Questions about this contractor

Before you call Altitude Heating & Cooling LLC

01

Does Altitude Heating & Cooling LLC hold a valid Washington license?

Yes. License number ALTITHC758KF appears on the Washington L&I register with an expiry of May 6, 2027. You can confirm it yourself on the official license lookup.

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

Other HVAC contractors near Altitude Heating & Cooling LLC

Sorted by straight-line distance from this office. Same license check on every one.