GREEN HAMMER DESIGN
License
- Status
- CLEAR
- First issued
- January 15, 2003
- Expires
- January 31, 2027
- Entity
- Sole Owner
- Address of record
- 571 WALAVISTA AVENUE, Oakland, CA 94610
- Phone of record
- (510) 540 5558
Contractor bond
- Surety
- PHILADELPHIA INDEMNITY INSURANCE COMPANY
- Bond number
- PB10163413436
- Amount
- $25,000
- Effective
- July 23, 2026
Workers’ compensation
- Carrier
- STATE COMPENSATION INSURANCE FUND
- Policy number
- 9225375
- Effective
- January 31, 2026
- Expires
- January 31, 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 792 licensed general building contractors in Oakland.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| MUELLER TIMOTHY MICHAEL | Sole Owner | January 15, 2003 | Current |
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.