HVAC Service Areas in Southwest Florida

Semper Fidelis AC LLC is proud to serve homeowners and businesses across Collier and Lee Counties. Whether you need emergency AC repair, a new system installation, or routine maintenance, our licensed HVAC technicians are ready to respond fast — 7 days a week. Call (239) 316-8555 to schedule service in your area.

Primary Service Areas

Naples, FL

Our home base. We provide full residential and commercial HVAC services throughout Naples, including North Naples, East Naples, South Naples, and all surrounding neighborhoods. From AC repair to full system replacement, we are your local HVAC experts. Neighborhoods served: Lely, Royal Harbor, Vineyards, Golden Gate, Palm River Estates, Willoughby Acres, Four Seasons, Barefoot Beach, Gulf Harbor.

Ave Maria, FL

We have served Ave Maria since 2018 and work in town most weeks. Planned maintenance, AC repair and full system replacement throughout 34142.

Fort Myers, FL

We serve the entire Fort Myers area with the same fast response times and expert HVAC service our Naples customers rely on. AC repair, maintenance, and new installations for homes and businesses throughout Lee County. Neighborhoods served: Villas, San Carlos Park, Three Oaks, Fort Myers Beach.

Bonita Springs, FL

Serving Bonita Springs residents and businesses with expert HVAC installation, repair, and maintenance. Our team responds quickly to both routine service calls and HVAC emergencies throughout the Bonita Springs area, including Bonita Shores and Barefoot Beach.

Marco Island, FL

Marco Island homeowners and vacation rental property owners trust Semper Fidelis AC for reliable HVAC service. We understand the demands that Florida coastal climate puts on air conditioning systems and provide solutions built to last.

Estero, FL

From Estero to Miromar Lakes, we provide fast, professional HVAC service for residential and commercial properties. Whether it is a tune-up before summer or an emergency repair, our team is ready.

Cape Coral, FL

Serving Cape Coral with the same veteran-owned integrity and expertise our Southwest Florida customers expect. AC repair, installation, and maintenance for homes and businesses throughout Cape Coral.

All Cities and Communities We Serve

Semper Fidelis AC provides HVAC services throughout the following cities and communities in Collier and Lee Counties: Naples, North Naples, East Naples, South Naples, Golden Gate, Lely, Royal Harbor, Vineyards, Palm River Estates, Willoughby Acres, Four Seasons, Barefoot Beach, Gulf Harbor, Fort Myers, Fort Myers Beach, Cape Coral, Bonita Springs, Bonita Shores, Estero, Marco Island, San Carlos Park, Three Oaks, Villas, Council, Coconut, Miromar Lakes, Pelican Bay, Pelican Landing, Quail Creek, and Immokalee.

Why Southwest Florida Trusts Semper Fidelis AC

Founded and operated by a U.S. Marine Corps veteran, Semper Fidelis AC brings military-grade discipline, reliability, and integrity to every HVAC service call. We hold Florida HVAC License #CAC1818655 and have over 20 years of experience keeping homes and businesses comfortable in Southwest Florida.

7-day availability — Monday through Sunday, 8am to 5pm
Emergency HVAC service — Fast response when your AC goes down
Licensed & insured — Florida HVAC License #CAC1818655
Veteran-owned — Serving our community with the same commitment we gave our country
Transparent pricing — No surprise fees, honest estimates before any work begins
5-star rated — 227+ verified Google reviews

HVAC Services We Provide

Schedule HVAC Service in Your Area

Ready to schedule service or have a question about coverage in your area? Call us at (239) 316-8555 or use our online booking system. We serve all of Collier and Lee Counties and respond quickly to both routine and emergency HVAC calls.

(239) 316-8555

HVAC Service Areas – Naples, Fort Myers & Southwest Florida