Clear
HEALTHY BUILDING SCIENCE INC
License
- Status
- CLEAR
- First issued
- October 23, 2018
- Expires
- October 31, 2026
- Entity
- Corporation
- Address of record
- 369-B 3RD ST #521, San Rafael, CA 94901
- Phone of record
- (415) 785 7986
Contractor bond
- Surety
- AMERICAN CONTRACTORS INDEMNITY COMPANY
- Bond number
- 100410577
- Amount
- $25,000
- Effective
- January 1, 2023
Workers’ compensation
- Carrier
- BENCHMARK INSURANCE COMPANY
- Policy number
- 99WC0000366201
- Effective
- November 30, 2025
- Expires
- November 30, 2026
Are they licensed for your job?
A California contractor may only contract for work their classification covers. Pick the job and this reads the license on file against it.
Licensed to perform
A contractor may only contract for work within their classifications. See all 416 licensed general building contractors in San Rafael.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| STADTNER ALEXANDER NACHUM | Responsible Managing Officer/Chief Executive Officer/President | October 23, 2018 | Current |
Is this your license?
Claim this page to add your photos, description, service area and contact details. The state’s record above stays exactly as it is — claiming adds to a page, it never edits or hides anything the CSLB reports.
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.