Every new California business filing, every dayCyclotron
Cyclotron builds RadiantForge, an AI-driven digital twin platform for radiation and EMI resilience in defense, space, and critical infrastructure, as described on its website (cyclotron.us). The business appears to be a small, specialized technology company, consistent with the LLC filing.
Filed December 9, 2025 · Sacramento, CA · Sacramento County
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California Secretary of State (bizfile Online) · Entity B20250415876 · Retrieved May 27, 2026
About Cyclotron
Cyclotron LLC filed in California on December 9, 2025, as a defense and technology company focused on digital twin platforms. It was filed through A Registered Agent, Inc., a formation service. The company shares its address with 672 other entities and its registered agent with 351 others. We first detected its website 169 days after filing, on May 27, 2026. The site is modern and confirmed to match the filing name and address. No annual report or EIN on file yet. We estimate revenue under $100,000 and 1-5 employees, with an online-only footprint.
- Filed through a formation service, A Registered Agent, Inc.
- Shares its address with 672 other entities and its registered agent with 351 others.
- Website appeared 169 days after filing, a notable gap.
- Website identity confirmed to match the filing name and address.
- No annual report or EIN on file yet.
- We estimate revenue under $100,000 and 1-5 employees, online-only.
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 571 new businesses registered in Sacramento in December 2025, and the only defense and technology 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 Cyclotron registered?
Cyclotron was registered as LLC on December 9, 2025 in California.
Where is Cyclotron located?
Cyclotron is based in Sacramento, CA, 95811, in Sacramento County.
What type of business is Cyclotron?
Cyclotron is classified as a defense and technology business (digital twin platform).
Does Cyclotron have an EIN on file?
No EIN was found on file for Cyclotron at the time of registration.
Who Sells to This Business
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