Architectural Sheet Metal Corporation, C-43 Sheet Metal Contractor in Tiburon, CA
Architectural Sheet Metal Corporation operating as a corporation holds an active California contractor license (CSLB #300720), valid through Dec 31, 2027. First issued in 1974, the license has been on the CSLB roster for 52 years. It carries a single CSLB classification: C-43 — Sheet Metal Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Tiburon, in Marin County, California.
- License Number
- 300720
- Issued
- Dec 9, 1974
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100993137
- Effective
- Sep 11, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 26, 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 Architectural Sheet Metal Corporation licensed in California?
Yes. Architectural Sheet Metal Corporation holds California Contractors State License Board license number 300720, which is active and in good standing. The license was first issued on December 9, 1974. It is valid through December 31, 2027.
What does Architectural Sheet Metal Corporation specialize in?
Architectural Sheet Metal Corporation is licensed for one CSLB classification: C-43 Sheet Metal Contractor.
Where is Architectural Sheet Metal Corporation headquartered?
Architectural Sheet Metal Corporation is headquartered at 4960 Ranch Rd, Tiburon, CA 94920, in Marin County, California.
Does Architectural Sheet Metal Corporation have an active surety bond on file with CSLB?
Yes. Architectural Sheet Metal Corporation has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Architectural Sheet Metal Corporation carry workers' compensation coverage?
Architectural Sheet Metal Corporation reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Architectural Sheet Metal Corporation's contractor license?
You can verify Architectural Sheet Metal Corporation's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=300720.
- License issuedDec 9, 1974
- Bond activeSep 11, 2025
- WC coverage startsDec 26, 2025
- License expiresDec 31, 2027
- Aaero Heating & Sheet Metal INC#278370Novato·C-20 HVAC Contractor
- Dickson CO#352572San Rafael·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Ken Cooper Roofing & Gutter Systems INC#425986San Rafael·B General Building Contractor
- Allied Heating & Air Conditioning CO INC#453261San Rafael·C-20 HVAC Contractor
- Acosta Heating Air Conditioning & Sheet Metal#503461San Rafael·C-20 HVAC Contractor
- Marin Sheet Metal#472792Novato·C-20 HVAC Contractor
- Gilmore Company#941806San Rafael·C-2 Insulation and Acoustical Contractor
- Iron Mountain Sheet Metal INC#1020548Novato·C-43 Sheet Metal Contractor
Working a California job with Architectural Sheet Metal Corporation, 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 Architectural Sheet Metal Corporation? Claim or correct this profile