Spire Architecture INC, B General Building Contractor in Mill Valley, CA
Spire Architecture INC operating as a corporation holds an active California contractor license (CSLB #891202), valid through Sep 30, 2027. First issued in 2007, the license has been on the CSLB roster for 19 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with North River Insurance Company (the) and an exempt workers' compensation status (no employees on payroll). The business is based in Mill Valley, in Marin County, California.
- License Number
- 891202
- Issued
- Feb 16, 2007
- Status
- CLEAR
- Expires
- Sep 30, 2027
- Entity
- Corporation
- Surety
- North River Insurance Company (the)
- Bond Number
- 04CF632902
- Effective
- Sep 8, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Sep 23, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Spire Architecture INC licensed in California?
Yes. Spire Architecture INC holds California Contractors State License Board license number 891202, which is active and in good standing. The license was first issued on February 16, 2007. It is valid through September 30, 2027.
What does Spire Architecture INC specialize in?
Spire Architecture INC is licensed for one CSLB classification: B General Building Contractor.
Where is Spire Architecture INC headquartered?
Spire Architecture INC is headquartered at 433 Wellesley Ave, Mill Valley, CA 94941, in Marin County, California.
Does Spire Architecture INC have an active surety bond on file with CSLB?
Yes. Spire Architecture INC has an active California contractor surety bond filed with North River Insurance Company (the).
Does Spire Architecture INC carry workers' compensation coverage?
Spire Architecture INC reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Spire Architecture INC's contractor license?
You can verify Spire Architecture INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=891202.
- License issuedFeb 16, 2007
- Bond activeSep 8, 2025
- WC coverage startsSep 23, 2025
- License expiresSep 30, 2027
- P M Construction#367629San Rafael·B General Building Contractor
- Floyd Construction INC#365653San Rafael·A General Engineering Contractor
- Pharis W B Construction#363800Mill Valley·B General Building Contractor
- Lane J Rider-Waterwizard#360475San Rafael·B General Building Contractor
- Mr Skylight#361399San Rafael·B General Building Contractor
- Collins Aidan & Sons INC#375498San Rafael·B General Building Contractor
- Apperson Jesse W General Contractor#376220Novato·B General Building Contractor
- Wingers Erection CO#376009Mill Valley·B General Building Contractor
Working a California job with Spire Architecture INC, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Spire Architecture INC? Claim or correct this profile