G C Masonry
Monrovia · Los Angeles County · CA
Verified
Bestopedia verdict
California’s contractor board lists G C Masonry with a license standing of CLEAR. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 25 / 25
- Clean record
- 15 / 15
- Track record
- 24.2 / 30
- License continuity
- 10 / 10
- Workers' comp
- 12 / 12
- Contractor bond
- 8 / 8
The verified record
- CSLB license
- #510464 verify on CSLB ↗
- Classifications
- B, C-8, C-29
- Years licensed
- 39.1 years since 05/11/1987
- Contractor bond
- $25,000 American Contractors Indemnity Company
- Workers’ comp
- Current Oak River Insurance Company
- Business type
- Sole Owner
- Qualifying principal
- George Anthony Castillo
- Address of record
- 265 N Highland Pl, Monrovia, CA 91016
Frequently Asked Questions
Is G C Masonry a licensed General Contractor contractor in California?
Yes. G C Masonry holds California CSLB contractor license #510464 with a B (General Building) classification. Current CSLB status: CLEAR (as of July 2026).
What work is G C Masonry licensed to perform?
G C Masonry is licensed for B (General Building), plus additional classifications: C-8, C-29.
Is G C Masonry bonded?
Yes. G C Masonry carries contractor's bond #SC670806 for $25,000 through American Contractors Indemnity Company.
Does G C Masonry carry workers' compensation insurance?
Yes. G C Masonry has workers' compensation insurance on file with Oak River Insurance Company, with a policy expiration of 01/01/2027.
How long has G C Masonry held its contractor license?
G C Masonry has held California contractor license #510464 since 05/11/1987, approximately 39 years (as of July 2026).
Where is G C Masonry located?
G C Masonry is based in Monrovia, Los Angeles County, CA 91016.