Every new Colorado business filing, every dayShamrock HVAC Services
DAVID PATRICK STUDEBAKER, Registered Agent
Shamrock HVAC is a heating, ventilation, and air conditioning service provider based in Littleton, CO. The company has been serving the area for over 40 years, offering installation, repair, and maintenance for residential and commercial customers.
Filed October 2, 2025 · Littleton, CO · Jefferson County
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Colorado Secretary of State · Entity 20258095049 · Retrieved June 12, 2026
About Shamrock HVAC Services
Shamrock LLC filed in Colorado on October 2, 2025, as an HVAC services company based in Littleton. David Patrick Studebaker is the owner and registered agent, filing personally. Its domain was registered 176 days before filing, on April 9, 2025, via GoDaddy. We first saw the business 253 days after filing. The website is a modern WordPress site and matches the filing name and address. We estimate revenue between $1 million and $10 million and 6 to 25 employees. No annual report or EIN on file yet.
- Filed in Colorado on October 2, 2025.
- Owner David Patrick Studebaker filed as registered agent personally.
- Domain registered 176 days before filing via GoDaddy.
- First seen 253 days after filing.
- Website is a modern WordPress site with identity confirmed.
- We estimate revenue $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 316 new businesses registered in Littleton in October 2025, and the only hvac services 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 Shamrock HVAC Services registered?
Shamrock HVAC Services was registered as LLC on October 2, 2025 in Colorado.
Where is Shamrock HVAC Services located?
Shamrock HVAC Services is based in Littleton, CO, 80123, in Jefferson County.
What type of business is Shamrock HVAC Services?
Shamrock HVAC Services is classified as a hvac services business (heating and cooling).
Does Shamrock HVAC Services have an EIN on file?
No EIN was found on file for Shamrock HVAC Services at the time of registration.
Who Sells to This Business
Based on the business category, these service providers typically target this type of business.
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