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Trusted HVAC Services in Port St. Lucie, FL
A/C Authority stands as the premier HVAC service provider on Floridas Treasure Coast, delivering expert air conditioning repair, installation, and maintenance solutions. With over two decades of industry experience, our family-owned business combines technical expertise with personalized service, ensuring every client receives tailored recommendations and transparent pricing. Our team of certified technicians maintains cutting-edge knowledge of all HVAC systems, enabling precise diagnostics and efficient repairs that maximize comfort and energy efficiency.

Recognized with the Customer First Award from On Call Air, we uphold rigorous standards of professionalism, evidenced by our 10-year parts and labor warranty and 100% satisfaction guarantee. Every service call prioritizes client education, clear communication, and long-term system optimization, supported by 24/7 remote monitoring capabilities. Licensed, insured, and backed by 350+ five-star reviews, we serve Port St. Lucie and surrounding communities with unwavering commitment to quality craftsmanship and customer-centric solutions.
Services
AC Repair AC Installation Furnace Repair Thermostat Installation Ductwork Repair Air Purification HVAC Maintenance Heating Installation Emergency Service Maintenance Plans
Highlights and features
  • Family Owned & Operated with 20+ years of HVAC experience
  • 350+ verified five-star reviews from local customers
  • 100% satisfaction guarantee on all HVAC services
  • Upfront pricing with no hidden fees or surprises
  • 24/7 remote system monitoring for proactive maintenance
Associations and certifications
  • Customer First Award
What people say
5-star rated Prompt service Expert technicians Satisfaction guarantee Transparent pricing
Services
AC Repair
Our certified technicians diagnose and resolve air conditioning issues with precision and speed. Utilizing advanced diagnostic tools and industry-leading expertise, we restore cooling functionality while identifying underlying efficiency concerns. Each repair includes comprehensive system checks and maintenance recommendations to prevent future breakdowns.
AC Installation
We specialize in proper AC system sizing and installation, ensuring optimal energy efficiency and comfort. Our ACCA-certified process considers property layout, insulation factors, and climate requirements to recommend ideal equipment with financing options available for qualified customers.
Furnace Repair
Expert heating system diagnostics and repairs for gas and electric furnaces. Our technicians address ignition issues, airflow problems, and efficiency concerns while providing maintenance plans to extend equipment lifespan and ensure winter reliability.
Thermostat Installation
Professional installation of programmable and smart thermostats for enhanced energy management. We ensure proper integration with existing HVAC systems and provide guidance on optimizing temperature settings for maximum comfort and cost savings.
Ductwork Repair
Comprehensive duct system inspections and repairs to eliminate air leaks and improve circulation. Our technicians seal gaps, replace damaged sections, and balance airflow distribution to enhance indoor air quality and system efficiency.
People
Kyle Ricciardi
Owner
With 15+ years of HVAC expertise, Kyle founded A/C Authority to provide honest, reliable service. His technical knowledge and commitment to customer satisfaction drive the company's success in Port St. Lucie.
Krystal
Co-Owner
Partnering with Kyle, Krystal manages operations and customer relations. Their combined leadership has earned A/C Authority 350+ five-star reviews and the Customer First Award from On Call Air.
Questions
What HVAC services do you offer in Port St. Lucie?
We provide AC repair, installation, and maintenance; furnace services; thermostat installation; ductwork repair; air purification; and 24/7 monitoring across South Florida.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency repair services for urgent cooling and heating system failures in residential and commercial properties.
What warranty options are available?
We offer a 10-year parts and labor warranty on installations, plus 2-year repair guarantees with full details provided in our estimates.
How can I schedule HVAC service?
Call (772) 837-6243 for immediate assistance, use our online booking system, or complete the contact form for prompt follow-up.
Are financing options available?
Yes, we connect customers with financing partners for repairs and replacements, allowing immediate service with flexible payment terms.
What are common AC repair signs?
Watch for warm air output, unusual noises, refrigerant leaks, frequent cycling, or frozen coils. Contact us immediately for professional diagnosis.
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