Every new Florida business filing, every daySergio Castillo, Authorized Member
CastleRock Construction is a family-owned construction company serving Southwest Florida, offering residential and commercial services. The website lists a Cape Coral phone number and the business description matches the filing location and industry.
Filed May 1, 2024 · Cape Coral, FL · Indian River County
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See how it worksFlorida Division of Corporations (Sunbiz) · Entity L24000203993 · Retrieved May 4, 2026
Castle Rock Empire LLC filed in Florida on May 1, 2024, as a general contracting construction company. It is based in Cape Coral, Florida, and is managed by Authorized Member Sergio Castillo, who also serves as the registered agent. The company’s domain was registered over eight years before filing, on January 5, 2016, through IONOS SE, and its modern website confirms the business identity. Sergio Castillo is associated with two other entities. No annual report or EIN is on file yet. We estimate its revenue is between $1 million and $10 million and it has 6-25 employees.
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 22 new businesses registered in Cape Coral in May 2024, one of 4 construction businesses.
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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.
Castle Rock Construction was registered as FLAL on May 1, 2024 in Florida.
Castle Rock Construction is based in Cape Coral, FL, 33990, in Indian River County.
Castle Rock Construction is classified as a construction business (general contracting).
According to the Florida Division of Corporations, Castle Rock Construction's current record status is "active".
No EIN was found on file for Castle Rock Construction at the time of registration.
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