Masterseal Corporation (CSLB #810097)
CSLB #810097
San Clemente, CA · (949) 355-5031
License status
Active
Expires July 31, 2028 · Issued 2002
Expires July 31, 2028Issued July 1, 2002
BondContractor bond
$25,000
Atlantic Specialty Ins. Co.
Workers' comp
On filePolicy on file
State Compensation Ins. Fund · to Nov 16, 2026State Compensation Ins. Fund Runs to November 16, 2026
ClassesClassifications
C-27 Landscaping · D-12
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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The workers' comp policy on file ends November 16, 2026. If it lapses, CSLB suspends the license. A licensed agent can quote a policy so you can file proof of coverage.
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David Alan Di Baggio
Role: Responsible managing officer, chief executive officer, president
Qualifies: D-12, C-27
Yvonne Ann| Langstone Yvonne Ann Di Baggio
Role: Officer
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The full record
- Business address
- 30 VIA SORIA, San Clemente, CA 92673
- Phone
- (949) 355-5031
- Bond
- Atlantic Specialty Insurance Company · $25,000
- Workers' comp
- State Compensation Insurance Fund · policy 9390388 · Nov 13, 2025 to Nov 16, 2026
About this license
Masterseal Corporation of San Clemente, CA holds California contractor license #810097 in C-27 — Landscaping and D-12. The business phone on the license is (949) 355-5031. The license was issued July 1, 2002 and expires July 31, 2028, and the CSLB file lists it as active. Its contractor bond of $25,000 is with Atlantic Specialty Insurance Company. Workers' compensation is with State Compensation Insurance Fund, policy dates November 13, 2025 – November 16, 2026. People on the license include David Alan Di Baggio (Responsible Managing Officer/Chief Executive Officer/President) and Yvonne Ann| Langstone Yvonne Ann Di Baggio (Officer).