AirProHQ
Windsor, CA · Updated Nov 2026

5 HVAC contractors in Windsor: 3 with a license we could verify.

AirProHQ lists 5 heating and cooling companies in Windsor, CA; 3 (60%) match a license on the CSLB register.

Windsor at a glance
License boardCSLB · number on every ad
Verify a license on the CSLB lookup

How we check every listing: our full verification methodology.

5Contractors listed
3License-verified · 60%

3 license-verified shown first, then 2 unverified · distances from the center of the listed offices

Sorted: license status, then name

HVAC contractors in Windsor, CA

Where they're based

Where Windsor's contractors are based

Counted from the office address on each record. A contractor based near you usually means a shorter response window on a hot afternoon.

Apex Heating & AirHenry Mechanical DBA North Bay Heating Air ConditioningNORTH BAY HEATING AIR CONDITIONING AND SHEET METAL INC dba HENRY MECHANICALOld Redwood Heating and Cooling 95492
5 of 5 listings have a geocoded office address. Dots are offices, not service areas.License verifiedNot verified24/7
Know the fair price

What HVAC work costs in Windsor

Windsor itself lists 5 contractors — too few to price locally on its own — but 99 operate within a real 45-mile radius, including those serving Santa Rosa, Rohnert Park, Petaluma. The ranges below are the same national 2026 figures used sitewide; ask any contractor for a written, itemized quote and compare it against them.

JobTypical cost
Diagnostic / service call$75 – $200
Capacitor replacement$100 – $250
Refrigerant recharge$200 – $600
Compressor replacement$1,300 – $2,800
Central air conditioner$3,900 – $7,900
Full HVAC (furnace + AC)$5,000 – $12,500
Sources: AC repair cost guide · HVAC replacement cost guide
Windsor FAQ

Hiring an HVAC contractor in Windsor

Answers built from Windsor's own listing data.

01

How do I check a Windsor HVAC contractor's license?

Ask for the license number and search it on the CSLB lookup (official site). 3 of the 5 listings here already match a license on the register; each of those profiles links straight to the lookup.

HVAC contractors near Windsor

All California cities
Santa Rosa76 contractors · 76 licensed · 7 miRohnert Park10 contractors · 8 licensed · 14 miPetaluma8 contractors · 5 licensed · 20 miNapa20 contractors · 20 licensed · 31 miNovato8 contractors · 8 licensed · 34 miSan Rafael3 contractors · 3 licensed · 41 miVallejo14 contractors · 14 licensed · 43 miFairfield34 contractors · 34 licensed · 44 mi