Every new California business filing, every dayDuplex AI
Duplex AI Inc is a technology company based in San Francisco, CA, that has filed H-1B petitions with a median salary of $161,637, indicating it employs skilled workers in AI or software development.
Filed November 12, 2025 · San Francisco, CA · San Francisco County
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California Secretary of State (bizfile Online) · Entity B20250381810 · Retrieved May 14, 2026
About Duplex AI
Duplex AI Inc. filed in California on November 12, 2025, as an active software development company in artificial intelligence. It filed through CSC, a formation service that represents 2,015 other entities. The domain was registered in March 2026, about four months after filing. The website is modern. We estimate revenue between $100K and $1M and 1 to 5 employees, with an online-only footprint. No annual report or EIN on file yet.
- Domain registered four months after the filing date.
- Filed through CSC, a formation service shared by 2,015 other entities.
- We estimate revenue between $100K and $1M and 1 to 5 employees.
- Estimated footprint is online-only.
- No annual report or EIN on file yet.
- Principal location is San Francisco.
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 271 new businesses registered in San Francisco in November 2025, and the only artificial intelligence 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 Duplex AI registered?
Duplex AI was registered as Corp on November 12, 2025 in California.
Where is Duplex AI located?
Duplex AI is based in San Francisco, CA, 94114, in San Francisco County.
What type of business is Duplex AI?
Duplex AI is classified as a artificial intelligence business (software development).
Does Duplex AI have an EIN on file?
No EIN was found on file for Duplex AI at the time of registration.
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