
Biosources Inc
Licensed electrician, HVAC contractor in San Diego, California
CSLB licence activeNo Google reviews yet
Biosources Inc holds CSLB licence 737988, active, licensed since 11 Jul 1997. Bonded for $25,000 with American Contractors Indemnity Company. Clean CSLB record, with no citations, complaints or legal actions disclosed.
Report card
- Licence activeCSLB #737988, class B, C10, C20. Issued 11 Jul 1997, expires 31 Jul 2027.
- Licensed 29 yrsSince 11 Jul 1997.
- Bonded$25,000 with American Contractors Indemnity Company, since 1 Jan 2023. California requires the same $25,000 bond of every contractor.
- Workers' comp insuredInsurance Company of the West, policy WSD507866202, valid to 1 Jul 2027.
- Clean CSLB recordNo citations, complaints or legal actions disclosed.CSLB record
- On the BBB, not accreditedIts BBB rating, complaints and reviews are on its Better Business Bureau profile.BBB profile Complaints Reviews
Checked against the Contractors State License Board (CSLB) register on 3 Nov 2026.
About Biosources Inc
Biosources Inc. provides facility construction, electrical, and HVAC support services in San Diego.
- Founded
- 1995
- Serves
- San Diego
- People on the licence
- Bruce Robert Birch (qualifier, CEO and president)
From Biosources Inc's own website, read 3 Nov 2026. We only show what the site states.
Why it ranks #191 of 602 electricians in San Diego
Score 65 / 100. Claiming this listing or using Theo never changes it. How we rank
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