Every new Florida business filing, every dayAnthropic
Eli Block, Authorized Member
Anthropic is an AI research and safety company that develops large language models, including Claude. The website provides AI learning resources, company information, and career opportunities. It focuses on building safe and interpretable AI systems.
Filed April 9, 2026 · Tampa, FL · Hillsborough County
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Florida Division of Corporations (Sunbiz) · Entity L26000201573 · Retrieved April 30, 2026
About Anthropic
ANTHROPIC AI LLC filed in Florida on April 9, 2026, as an AI research company focused on large language model development, based in Tampa. Its domain was registered on October 2, 2001, through MarkMonitor, and the website is modern and matches the filing. The company was filed through M USCA, INC., a registered agent that also serves 3,623 other entities. Eli Block is listed as the sole authorized member. First seen by DayOneLead 21 days after filing. No annual report or EIN on file yet.
- Domain registered 8,955 days before filing, indicating a long-established web presence.
- Filed through a registered agent shared with 3,623 other entities.
- Eli Block is the sole authorized member, listed three times.
- Website identity confirmed, matching the filing name and address.
- First seen 21 days after filing, very quick public appearance.
- No annual report or EIN on file yet.
Compiled from the state record, the company's public web presence, and our own research. Updated August 23, 2026.
One of 1,610 new businesses registered in Tampa in April 2026, and the only ai research company 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.
Officers / Authorized Persons
Frequently Asked Questions
When was Anthropic registered?
Anthropic was registered as FLAL on April 9, 2026 in Florida.
Where is Anthropic located?
Anthropic is based in Tampa, FL, 33602, in Hillsborough County.
What type of business is Anthropic?
Anthropic is classified as a ai research company business (large language model development).
Is Anthropic still active?
According to the Florida Division of Corporations, Anthropic's current record status is "active".
Does Anthropic have an EIN on file?
No EIN was found on file for Anthropic at the time of registration.
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