BLACK DIAMOND PAVER STONES & LANDSCAPE INC
License
- Status
- CLEAR
- First issued
- June 18, 2004
- Reissued
- January 27, 2012
- Expires
- January 31, 2028
- Entity
- Corporation
- Address of record
- 1975 HAMILTON AVE STE 5, San Jose, CA 95125
- Phone of record
- (800) 942 1955
Contractor bond
- Surety
- AMERICAN CONTRACTORS INDEMNITY COMPANY
- Bond number
- 100915851
- Amount
- $25,000
- Effective
- January 6, 2025
Workers’ compensation
- Carrier
- BERKSHIRE HATHAWAY HOMESTATE INSURANCE COMPANY
- Policy number
- BLWC641008
- Effective
- October 12, 2025
- Expires
- October 12, 2026
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 277 licensed landscaping contractors in San Jose.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| GREENWOOD MICHAEL GEORGE | Responsible Managing Employee | February 21, 2024 | Current |
| GREENWOOD MICHAEL GEORGE | Responsible Managing Employee | September 11, 2025 | Current |
| VAN ALST TIFFANY | Chief Executive Officer/President | January 30, 2026 | Current |
| CHEN WILLIAM WEICHUNG | Chief Executive Officer/President | September 8, 2025 | November 14, 2025 |
| LANIOHAN MATTHEW WAYNE | Sole Owner | June 18, 2004 | January 27, 2012 |
| LANIOHAN MATTHEW WAYNE | Responsible Managing Officer | January 27, 2012 | June 28, 2012 |
| SGAMBATI ANTHONY RALPH | Responsible Managing Employee | March 14, 2025 | September 11, 2025 |
| VAN ALST ROGER WILSON | Chief Executive Officer/President | January 27, 2012 | June 28, 2012 |
| VAN ALST ROGER WILSON | Responsible Managing Officer/Chief Executive Officer/President | June 28, 2012 | April 12, 2024 |
Verified status badge
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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.