Independent Verification Report

Third-party report by SiteVetter. Not affiliated with Carbon Zero Buildings INC. View official CSLB record

Carbon Zero Buildings INC

Active
CSLB #1098901LAFAYETTE, CACorporation
85/100

Safety Score

B - Good

Above average

Risk Factors

Less than 5 years in business
Active license
Workers' Comp coverage active

+2 more verified in full report

Based on CSLB, SAM.gov, OSHA, DOL, EPA, and permit records

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Active CSLB License

CARBON ZERO BUILDINGS INC holds an active California contractor license. Our verification checks SAM.gov debarment, OSHA safety records, DOL wage violations, and EPA compliance. Get the full report to see complete results.

License & Compliance

License Information

Issue Date
Nov 21, 2022
License Expires
Nov 30, 2026
Classifications
General Building (B)
View on CSLB.ca.gov

Bond & Workers' Comp

Contractor Bond

$25,000 Bond

WESTERN SURETY COMPANY

Workers' Compensation

Current
WC Current

Valid until Jan 26, 2027

CSLB data as of Dec 18, 2025

Permit History

11 permits

Works primarily in: San Francisco

11 permits total|11 verified|Growing
23
24
25
2023 – 2025~4/year avg
Typical project: $1-$300K(median $103K)

Permit valuations are contractor estimates

91% OTC Alterations|9% Unknown

Verified Permits

Verified
11 permits|San Francisco
DateTypeCityStatus
Dec 2025BuildingSan FranciscoUnknown
Nov 2025otc alterations permitSan FranciscoIssued
Jul 2025otc alterations permitSan FranciscoIssued
Jun 2025otc alterations permitSan FranciscoIssued
Apr 2025otc alterations permitSan FranciscoIssued

SAM.gov Exclusions

SAM.gov federal exclusion database checked for CARBON ZERO BUILDINGS INC. Verified as of February 2026.

Database checked

Federal debarment and exclusion records

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DOL Wage Data

Department of Labor (DOL) wage and hour records reviewed for CARBON ZERO BUILDINGS INC. Verified as of February 2026.

Database checked

Fair Labor Standards Act violations

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OSHA Safety

OSHA workplace safety records checked for CARBON ZERO BUILDINGS INC. Verified as of February 2026.

Database checked - no citations

Inspection history reviewed

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EPA ECHO

EPA ECHO environmental compliance database checked for CARBON ZERO BUILDINGS INC. Verified as of February 2026.

Database checked

Environmental compliance records

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Data sourced from federal databases. Full results available in the complete report.

Personnel

What's Included in the Full Report

Bond amount & expiration date
Workers' comp policy # & dates
Complete personnel list & titles
Federal violation details & amounts
Timestamped PDF for compliance file
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Data sourced from California Contractors State License Board (CSLB) and federal databases. Information is provided for reference only. Verify directly with CSLB for official status. Last updated: Feb 17, 2026. Learn how to verify a contractor

Bond + WC + violations locked

6 sources searched — details in report