Mas Service

California licence 498289 · Corporation

Also known as Jb Mechanical Inc

5083 Lone Tree Way, Antioch, CA 94531

(888) 314 0451

CLEAR

647 days to renewal

Classifications

Bond and insurance

Contractor bond
$25,000
Ohio Casualty Insurance Company (The) · #792706C
Workers' compensation
Insurance Company Of The West
Expires March 3, 2027

Licence timeline

Issued
September 15, 1986
Expires
June 30, 2028
Registry updated
June 8, 2026

Contra Costa County · estimating tools for California steel work