California contractor license
GRANDEUR CONSTRUCTION INC
- B General Building
GRANDEUR CONSTRUCTION INC is a B General Building contractor in Castro Valley, Alameda County, licensed in California for 36 years (since 1990). As of Sep 2, 2026, the license is active with an expiration date of May 31, 2027 on record and a license bond is on file.
GRANDEUR CONSTRUCTION INCB General Building · checked Sep 2, 2026
ActiveLicense number#596556
Licensed sinceJun 20, 1990
Years licensed36 years
Expiration on recordMay 31, 2027
City and countyCastro Valley, Alameda County
License bondOn file
ProjectsNone on file
Full record
Insurance, workers' comp, violations and permits.
Workers' comp, insurance policies, violations and full permit historyFree with your email. Shown on this page after you unlock.
LockedWorkers' compUnlock to view
Insurance policiesUnlock to view
Violations, complaints and disciplinary actionsUnlock to view
Full permit historyUnlock to view
5 free unlocks left today
Is this your business? Claim it free.
Claim your free profile to help keep your business details accurate. We'll verify you first.
Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Sep 2, 2026.