Massone Mechanical Inc

California licence 615532 · Corporation

P O Box 40, Alamo, CA 94507

(925) 945 8501

CLEAR

190 days to renewal

Classifications

Bond and insurance

Contractor bond
$25,000
American Contractors Indemnity Company · #SC1034988
Workers' compensation
Oak River Insurance Company
Expires January 11, 2027

Licence timeline

Issued
March 19, 1991
Expires
March 31, 2027
Registry updated
January 12, 2026

Contra Costa County · estimating tools for California steel work