Service Areas

Cities We Serve

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Killian's Air Conditioning provides complete HVAC service across Pinellas County, Florida. From St. Petersburg and Clearwater to Largo, Dunedin, Pinellas Park, and Treasure Island, our licensed technicians are never far from your neighborhood. We offer AC repair, installation, maintenance, and 24/7 emergency service throughout the entire coverage area. Every technician is background-checked, trained on all major HVAC brands, and committed to the honest, flat-rate pricing our customers have come to rely on. Whether your system needs a quick fix or a full replacement, Killian's has you covered wherever you are in Pinellas County. Our services include everything from routine seasonal tune-ups and refrigerant recharges to full system replacements and indoor air quality solutions — all performed by the same trusted local team.