California contractor license
DAVID E GANGWISH CONSTRUCTION CO
- B General Building
- C10 Electrical
- C47 Manufactured Housing
DAVID E GANGWISH CONSTRUCTION CO is a B General Building, C10 Electrical and C47 Manufactured Housing contractor in Leona Valley, Los Angeles County, licensed in California for 38 years (since 1988). As of Jun 19, 2026, the license is active with an expiration date of Apr 30, 2028 on record and a license bond is on file.
DAVID E GANGWISH CONSTRUCTION COB General Building · C10 Electrical · C47 Manufactured Housing · checked Jun 19, 2026
ActiveLicense number#528789
Licensed sinceApr 25, 1988
Years licensed38 years
Expiration on recordApr 30, 2028
City and countyLeona Valley, Los Angeles County
License bondOn file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Jun 19, 2026.