How do I check an HVAC company's registration in Washington?

Ask for their registration number and look it up on L&I's Verify a Contractor or on checkthepro.com/lookup. An active registration means they have the bond and liability insurance the state requires.

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HVAC companies in Lake Stevens, WA

Q: How many HVAC companies are registered in Lake Stevens, WA?

12 HVAC companies with a Lake Stevens business address are registered with Washington's Department of Labor & Industries, as of October 16, 2026. Many more from nearby towns also work in Lake Stevens.

12registered with the state

1pro gets your request

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Before you hire

1Registration active, same name as the estimate. Check it.

2Permits and rebates: ask who pulls the permit, and if a heat pump qualifies for your utility's rebate.

3Written estimate first. No big cash deposits.

12 registered HVAC companies

L&I register, Oct 16, 2026. A–Z. Listing isn't a recommendation.

ALTITUDE HEATING & COOLING LLCALTITHC758KF · Construction Contractor · renews May 2027

ALWAYS COMFY HVACALWAYCH748BG · Construction Contractor · renews Jan 2028

BEAVER HEATING & AIR LLCBEAVEHA766JE · Electrical Contractor · renews Apr 2028

BEAVER HEATING & AIR LLCBEAVEHA787DN · Construction Contractor · renews Mar 2028

BERRYHILL MECHANICALBERRYM*755LZ · Construction Contractor · renews Jun 2027

CASCADE ENERGY SERVICES LLCCASCAES843M6 · Construction Contractor · renews Aug 2028

ELEVATED MECHANICAL LLCELEVAML792RC · Electrical Contractor · renews Dec 2027

RIGHT ON HTG & SHEET METAL INCRIGHTHS988CL · Electrical Contractor · renews Feb 2028

SCOTTS HVAC DIAGNOSTICSCOTTHD743KJ · Construction Contractor · renews May 2028

SOUND COMFORT HEATNG & AIR CONSOUNDCH763NN · Construction Contractor · renews Oct 2028

Snohomish Furnace & Air LLCSNOHOFA860OB · Construction Contractor · renews Sep 2028

Snohomish Furnace & Air LLCSNOHOFA861RU · Electrical Contractor · renews Dec 2026

Common problems

No heat?AC or heat pump not cooling?

Other pros in Lake Stevens

Garage door companies Septic and side-sewer contractors Plumbers Tree services Electricians

Common questions

How many HVAC companies are registered in Lake Stevens?

12 with a Lake Stevens business address, as of October 16, 2026. Many more from nearby towns also work in Lake Stevens.

How do I check an HVAC company's registration?

Ask for their registration number and look it up on Check a contractor or L&I's Verify a Contractor. An active registration means they carry the bond and liability insurance the state requires.

Does Check the Pro send my request to several companies?

No. Each request goes to one registered local pro. If they can't take it, we find another.

Get one registered pro to call me