Every new Florida business filing, every dayCastle Rock Construction
Sergio 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 · Lee County
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Florida Division of Corporations (Sunbiz) · Entity L24000203993 · Retrieved May 4, 2026
About Castle Rock Construction
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.
- Filed as a general contractor in Florida on May 1, 2024.
- Domain registered 3,039 days before filing, on January 5, 2016.
- Owner Sergio Castillo filed personally as the registered agent.
- Modern website confirms the business name and address.
- Same owner is linked to two other entities.
- We estimate revenue of $1M-$10M and 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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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.
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Frequently Asked Questions
When was Castle Rock Construction registered?
Castle Rock Construction was registered as FLAL on May 1, 2024 in Florida.
Where is Castle Rock Construction located?
Castle Rock Construction is based in Cape Coral, FL, 33990, in Lee County.
What type of business is Castle Rock Construction?
Castle Rock Construction is classified as a construction business (general contracting).
Is Castle Rock Construction still active?
According to the Florida Division of Corporations, Castle Rock Construction's current record status is "active".
Does Castle Rock Construction have an EIN on file?
No EIN was found on file for Castle Rock Construction at the time of registration.
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