CORNERSTONE MASONRY SERVICES INC
License
- Status
- CLEAR
- First issued
- February 27, 2003
- Reissued
- December 2, 2003
- Expires
- December 31, 2027
- Entity
- Corporation
- Address of record
- 11168 PENROSE STREET, Sun Valley, CA 91352
- Phone of record
- (818) 767 3300
Contractor bond
- Surety
- AMERICAN CONTRACTORS INDEMNITY COMPANY
- Bond number
- 174031
- Amount
- $25,000
- Effective
- January 1, 2023
Workers’ compensation
- Carrier
- ZURICH AMERICAN INSURANCE COMPANY
- Policy number
- WC688485001
- Effective
- March 12, 2026
- Expires
- March 12, 2027
Are they licensed for your job?
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Licensed to perform
A contractor may only contract for work within their classifications. See all 7 licensed masonry contractors in Sun Valley.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| GUINART GONZALO FEDERICO | Chief Executive Officer/President | March 11, 2026 | Current |
| HERNANDEZ JUAN PEDRO | Officer | July 21, 2025 | Current |
| ZAMBRANO PENNY CAROLYN | Responsible Managing Officer/Chief Executive Officer/President | November 20, 2020 | Current |
| STEWART DONALD CARGILL | Sole Owner | February 27, 2003 | December 2, 2003 |
| STEWART DONALD CARGILL | Responsible Managing Officer | December 2, 2003 | November 20, 2020 |
| STEWART DONALD CARGILL | Responsible Managing Officer | April 3, 2009 | November 20, 2020 |
| STEWART DONALD CARGILL | Responsible Managing Officer | December 2, 2003 | January 1, 2004 |
| STEWART DONALD CARGILL | Sole Owner | February 28, 2003 | December 2, 2003 |
| STEWART DONALD CARGILL | Officer | November 20, 2020 | January 4, 2021 |
| ZAMBRANO PENNY CAROLYN | Chief Executive Officer/President | December 2, 2003 | November 20, 2020 |
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Source: California Contractors State License Board public records. Coverage lapse is evaluated against today’s date; all other fields reflect the latest weekly CSLB file. Confirm at the CSLB’s official record before signing a contract.