Best Licensed HVAC Contractors in Arcata, CA
4 HVAC contractors registered in Arcata hold current CSLB licenses, verified against official records as of August 17, 2026. All 4 are listed below, ordered by years licensed.
- 22 active C-20 heating and air conditioning licenses in Humboldt County; 6 registered in Arcata
- California requires workers' compensation cover for C-20 licensees: 6 of Arcata's 6 licenses (100.0%) carry a current policy with CSLB
- Median time licensed in Arcata: 19 years
- Longest Arcata licensure: since 1973
- 2 county licenses reach their expiration date within 90 days
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- Verified
- August 17, 2026
- Licensed since
- 1973
- Expires
- 2028-02-29
- Phone
- (707) 822-8800
- Verified
- August 17, 2026
- Licensed since
- 2004
- Expires
- 2026-09-30
- Phone
- (707) 826-9008
- Verified
- August 17, 2026
- Licensed since
- 2008
- Expires
- 2028-02-29
- Phone
- (707) 616-7420
- Verified
- August 17, 2026
- Licensed since
- 2018
- Expires
- 2028-03-31
- Phone
- (707) 825-0759
Compare the top 4 at a glance
| Company | License | Workers' comp | Licensed since |
|---|---|---|---|
| O & M Industries | #284930 | On file | 1973 |
| Besc Inc. DBA California Heating | #845771 | On file | 2004 |
| Humboldt Mechanical Solutions | #911478 | On file | 2008 |
| Scurfield Electric Heating & Solar | #1036962 | On file | 2018 |
Humboldt County HVAC licensure at a glance
California licenses contractors by classification and CSLB publishes one on every record, so supply can be counted exactly: 22 active C-20 heating and air conditioning licenses in Humboldt County, 6 of them registered in Arcata. CSLB also publishes a real original issue date, which Washington's registry does not, so tenure is measurable here: the median Arcata license has been held 19 years, and the longest-standing one dates to 1973. California law requires workers' compensation cover for C-20 licensees, so it is a legal baseline rather than a way to tell two contractors apart: 6 of Arcata's 6 licenses (100.0%) carry a current policy in CSLB's file, and we do not rank on it. The contractor bond is not a signal here: 22 of the county's 22 licenses carry the same $25,000 bond California sets by statute. 2 county licenses reach their expiration date within the next 90 days. CSLB cannot link straight to a license record, so every listing above shows its number for you to type into CSLB's license lookup. How we verify.
HVAC Contractors in Arcata: common questions
How many licensed HVAC contractors are there in Arcata?
6 active C-20 heating and air conditioning licenses are registered in Arcata, out of 22 across Humboldt County. 4 Arcata-registered companies passed our license verification, and all 4 are listed on this page. Only licenses CSLB shows as CLEAR and unexpired are listed.
Does California license HVAC contractors?
Yes. California licenses contractors by classification, and C-20 is the CSLB classification that authorises this work. 6 active C-20 heating and air conditioning licenses are registered in Arcata and 22 across Humboldt County, the longest-standing issued in 1973. Only CLEAR, unexpired licenses appear here.
How do I check an HVAC contractor's license in California?
Every listing above shows its CSLB license number. CSLB cannot link straight to a record, so open its license lookup and type the number in: it shows status, expiration, the contractor bond and workers' compensation cover, which California requires of C-20 licensees and 6 of Arcata's 6 currently carry. 2 Humboldt County licenses expire within 90 days.