Every new California business filing, every dayGolden State Sharpening
Matthew Duncanson, Registered Agent
Commercial mail-in knife sharpening service based in El Cerrito, CA, serving the San Francisco Bay area. The business offers hassle-free, fast turnaround sharpening for commercial clients.
Filed October 7, 2025 · San Francisco, CA · San Francisco County
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California Secretary of State (bizfile Online) · Entity B20250332461 · Retrieved May 14, 2026
About Golden State Sharpening
GS SHARPENING LLC filed in California on October 7, 2025, as a knife sharpening service offering mail-in sharpening. Owner Matthew Duncanson filed personally as the registered agent. The company's domain was registered 15 years before filing, on July 5, 2010, through eNom, and its website was built with a Divi Child Theme. We first saw the business 219 days after filing, on May 14, 2026. No annual report or EIN on file yet. We estimate revenue between $100K and $1M and 1 to 5 employees.
- Domain registered 15 years before the company filed, on July 5, 2010.
- Owner Matthew Duncanson filed personally as the registered agent.
- Website built with a Divi Child Theme, indicating a modern site.
- We estimate revenue of $100K-$1M and 1-5 employees.
- No annual report or EIN on file yet.
Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 23, 2026.
One of 239 new businesses registered in San Francisco in October 2025, and the only knife sharpening service business registered there that month.
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Filing Details
Verified Business Profile
Contact Information
Verified Website Profile
We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.
Frequently Asked Questions
When was Golden State Sharpening registered?
Golden State Sharpening was registered as LLC on October 7, 2025 in California.
Where is Golden State Sharpening located?
Golden State Sharpening is based in San Francisco, CA, 94110, in San Francisco County.
What type of business is Golden State Sharpening?
Golden State Sharpening is classified as a knife sharpening service business (mail-in sharpening).
Does Golden State Sharpening have an EIN on file?
No EIN was found on file for Golden State Sharpening at the time of registration.
Who Sells to This Business
Based on the business category, these service providers typically target this type of business.
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