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California contractor license
1 Original Construction Inc
1 Original Construction Inc of San Francisco holds California license 515977 (B General Building). The CSLB file dated Oct 29, 2026 lists it as active.1 It expires Sep 30, 2027.
Licensed 39 years, longer than 95% of 1,421 active San Francisco general contractors.
Active
1 Original Construction Inc, San Francisco
- License
- 515977
- Class
- B General Building
- Expires
- Sep 30, 2027
- Bond
- $25,000
- Workers' comp
- Insured to Jan 24, 2027
CSLB file dated Oct 29, 2026
From the CSLB file dated Oct 29, 2026. Not a consumer report; check the board before you hire.
What bond, insurance and workers' comp are on file?
- Bond
- $25,000Philadelphia Indemnity Insurance Company, from Sep 12, 2025, continuous
- Liability insurance
- Not in the CSLB fileCheck with the board
- Workers' comp
- InsuredNorguard Insurance Company, from Jan 24, 2026, to Jan 24, 2027
Who is on this license?
- Officer
- Helen G. SimmonsSince Sep 12, 2023
- Responsible managing officer
- George V. TrooshSince Aug 13, 1987
- CEO and president
- Melvin SimmonsSince Sep 12, 2023
What work does this license cover?
Issued Aug 13, 1987. Reissued Sep 12, 2023.
Which other San Francisco businesses hold B General Building?
- Zona Construction
- 1 Backflow Plumbing
- 2040 Builders
- 21st Century Home Improvement Painting & Roofing
- 24 Hour Construction Inc
General Contractors in San FranciscoCalifornia general contractors
What should you check before hiring?
What to ask before you hire
- Get the license number in writing. The name on the license should match the name on your contract and invoice.
- Check the class covers the job. A license for one trade doesn't cover another. California license classes
- Ask for a certificate of insurance sent to you by the insurance agent, not handed over by the contractor. How to read a COI
- Ask who will be on site. If a crew works on your property, ask for proof of workers' comp. An exemption on file means the contractor told the CSLB it has no employees.
- Put it in a written contract: license number, price, start date and payment schedule. Check the license again on the day you sign.
If the license is lapsed
- Don't sign or pay a deposit until the CSLB shows the license active again.
- Ask the contractor why. For a bond or insurance lapse, ask for proof that the new bond or policy was filed with the CSLB, then check again.
- If work has started, hold further payments, keep the contract, receipts and photos, and file a complaint with Contractors State License Board (CSLB).
- Check another contractor. California license lookup
Sources
- CSLB License Master (cslb.ca.gov, Oct 29, 2026)
- Contractors State License Board (CSLB)