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42 Years
experience
Emergency
services
Premier HVAC Services in Middlesex, NJ
Supreme Heating & Air Conditioning has been the leading fully-licensed HVAC contractor in New Jersey since 1984. Our team of certified, licensed, and well-trained technicians is committed to ensuring year-round comfort for residential and commercial clients. With over 35 years of experience, we specialize in heating and cooling installation, repair, and maintenance, including emergency services 365 days a year. As an authorized dealer for York, Mitsubishi, and Honeywell, we offer energy-efficient, durable HVAC solutions tailored to individual needs.

Our mission emphasizes honest, reliable service, financing options, and maximizing customer rebates. Backed by BBB A+ accreditation and Google's top reviews, we combine technical expertise with personalized care to deliver stress-free experiences. Our technicians receive ongoing advanced training to maintain industry leadership while prioritizing transparent communication and customer education throughout every project.
Services
Heating Installation AC Repair Generator Services Duct Fabrication HVAC Maintenance
Details
  • Year established: 1984
Highlights and features
  • 35+ years of HVAC expertise in New Jersey
  • 24/7 emergency service with rapid response times
  • NATE-certified technicians for specialized expertise
  • BBB A+ rated with top Google reviews
  • Financing options and rebate assistance available
Associations and certifications
  • BBB A+ Rating
  • York Dealer
  • Mitsubishi Diamond-Dealer
  • NATE-certified technicians
What people say
Fantastic job Extremely thorough Great Techs Fast service Professional and helpful
Services
Heating Installation
Our heating installation service delivers high-performance systems that enhance comfort while reducing energy costs. We specialize in York, Mitsubishi, and Honeywell products with expert installation by certified technicians. Each project includes personalized system design and post-installation testing to ensure optimal performance. Our team handles everything from permits to final inspections for residential and commercial properties.
AC Repair
We provide comprehensive AC repair solutions for refrigerant leaks, thermostat issues, and component failures. Our NATE-certified technicians use advanced diagnostics to identify problems quickly. Emergency repair services are available 24/7 with transparent pricing and warranty-backed repairs. We service all major AC brands with same-day solutions for critical cooling needs.
HVAC Maintenance
Our preventive maintenance plans extend equipment lifespan while improving efficiency. Services include system inspections, component adjustments, and safety checks performed by certified technicians. Regular maintenance reduces breakdown risks and maintains manufacturer warranties. We offer customized maintenance schedules for residential and commercial HVAC systems.
Generator Services
We install and service whole-house generators for uninterrupted power during outages. Our certified technicians handle generator selection, installation, and maintenance with leading brands. Emergency backup systems ensure comfort and safety during extended power failures. We provide annual maintenance to guarantee reliable operation when needed most.
Duct Fabrication
Custom duct fabrication services optimize HVAC performance with precision-engineered solutions. Our sheet metal shop creates duct systems for new construction and renovations. We use high-quality materials to ensure durability and energy efficiency. Properly designed ductwork improves air distribution and indoor air quality for residential and commercial spaces.
People
Ed
HVAC Technician
Ed is a highly professional technician known for rapid response times and thorough service. With extensive HVAC experience, he specializes in system diagnostics and emergency repairs while maintaining exceptional customer communication.
Oscar
Service Technician
Oscar delivers exceptional HVAC service with 45-minute to hour-long appointments focused on complete system evaluations. He stays late when needed to complete repairs and provides detailed explanations of system operations to homeowners.
Questions
What HVAC services do you offer in Middlesex, NJ?
We provide heating and cooling installation, repair, and maintenance services for residential and commercial properties, including emergency HVAC support.
Do you offer 24/7 emergency HVAC repair?
Yes, we provide 24/7 emergency HVAC services with rapid response times for urgent heating and cooling issues.
What brands do you work with?
We are authorized dealers for York, Mitsubishi, and Honeywell HVAC systems and components.
Do you offer financing options?
Yes, we provide financing options to help customers manage HVAC system replacements and major repairs.
Are your technicians certified?
All our technicians are NATE-certified with ongoing training to maintain industry expertise.
What areas do you service?
We serve Middlesex, NJ and surrounding areas including Bridgewater, Bernardsville, Warren, and Flemington.