Richbay Construction INC (CSLB #1027247)
CSLB #1027247
Cupertino, CA · (415) 999-5428
License status
Active
Expires June 30, 2028 · Issued 2017
Expires June 30, 2028Issued May 24, 2017
BondContractor bond
$25,000
Merchants Bonding Co. (Mutual)
Workers' comp
On filePolicy on file
Security National Ins. Co. · to Aug 1, 2027Security National Ins. Co. Runs to August 1, 2027
ClassesClassifications
B General building
FROM THE CSLB FILE DATED NOV 6, 2026
Status can change the same day. We don't approve contractors; this is the state's public file.
Check this license at CSLB ↗CSLB file dated NOV 6, 2026 · Status can change the same day · Check at CSLB ↗
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Chiachen Chang
Role: Responsible managing officer, chief executive officer, president
Qualifies: B
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The full record
- Business address
- PO BOX 1090, Cupertino, CA 95015
- Phone
- (415) 999-5428
- Bond
- Merchants Bonding Company (Mutual) · $25,000
- Workers' comp
- Security National Insurance Company · policy SWC1660478 · Aug 1, 2026 to Aug 1, 2027
About this license
Richbay Construction INC of Cupertino, CA holds California contractor license #1027247 in B — General building. The business phone on the license is (415) 999-5428. The license was issued May 24, 2017 and expires June 30, 2028, and the CSLB file lists it as active. Its contractor bond of $25,000 is with Merchants Bonding Company (mutual). Workers' compensation is with Security National Insurance Company, policy dates August 1, 2026 – August 1, 2027. People on the license include Chiachen Chang (Responsible Managing Officer/Chief Executive Officer/President).