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27 Years
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Emergency
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Your Trusted HVAC Partner in Syracuse
Established in 1999, JD Marx has built a reputation as a trusted HVAC contractor serving Syracuse and Central New York. As a NATE-certified company and Bryant Factory Authorized Dealer, we combine technical expertise with personalized service to deliver customized heating, cooling, and indoor air quality solutions. Our team prioritizes attention to detail, treating every home or business as if it were our own while recommending systems that meet unique comfort and efficiency needs.

With over two decades of experience, we stand behind our work with seasonal maintenance plans and financing options to ensure long-term system performance. Our commitment to excellence has earned us recognition from manufacturers and customer referrals, making us a leading choice for residential and commercial HVAC needs in Central New York.
Services
HVAC Installation Emergency Repairs Seasonal Maintenance Tankless Water Heaters Indoor Air Quality
Details
  • Year established: 1999
Highlights and features
  • NATE-certified technicians with 25 years of combined HVAC experience
  • Factory-trained Bryant equipment specialists since 1999
  • 24/7 emergency service for urgent heating and cooling needs
  • Custom system design for unique home requirements
  • Seasonal maintenance plans for ongoing system efficiency
Associations and certifications
  • NATE
  • Bryant Factory Authorized Dealer
What people say
Prompt service Expert technicians Reliable solutions Professional staff Detailed explanations
Services
HVAC Installation
We specialize in installing high-efficiency heating, cooling, and hybrid systems tailored to your home's specific needs. Our Bryant Factory Authorized Dealership ensures top-quality equipment with SEER ratings up to 21 and AFUE ratings up to 98.3%. Our technicians complete installations with minimal disruption while optimizing system performance for long-term energy savings and comfort.
Emergency Repairs
Our certified technicians provide immediate assistance for heating and cooling failures during extreme weather conditions. Available 24 hours a day, 7 days a week, we diagnose and resolve issues with all HVAC brands using advanced diagnostic tools and factory-certified replacement parts to restore comfort quickly and safely.
Seasonal Maintenance
Our maintenance plans include comprehensive system inspections, component lubrication, and efficiency testing to prevent breakdowns and extend equipment lifespan. Regular tune-ups improve energy efficiency by up to 30% while maintaining manufacturer warranty requirements through documented service records.
Tankless Water Heaters
We install Rinnai tankless water heating systems that provide endless hot water while reducing energy costs up to 40%. These space-saving units deliver precise temperature control and operate only when needed, eliminating standby energy losses associated with traditional water heaters.
Indoor Air Quality
Our IAQ solutions include advanced air cleaners, UV lamps, and energy recovery ventilators that remove 99% of airborne particles down to 0.1 microns. Whole-house humidifiers and ventilation systems improve respiratory health while maintaining optimal humidity levels between 30-50% throughout Central New York's extreme climate seasons.
Questions
What HVAC services do you offer in Syracuse?
We provide complete HVAC solutions including installation, emergency repairs, seasonal maintenance, indoor air quality improvements, and tankless water heater services for residential and commercial clients.
Are you available for emergency HVAC service?
Yes, we offer 24/7 emergency service for heating and cooling system failures with technicians available to respond immediately to urgent situations.
Do you service all HVAC brands?
Our NATE-certified technicians service and repair all major HVAC brands including Carrier, Trane, Lennox, Goodman, and Mitsubishi equipment in Central New York.
What financing options are available?
We offer financing programs for HVAC system replacements and major repairs, with options including low-interest plans and manufacturer-specific promotions for qualified customers.
How often should HVAC systems be maintained?
We recommend twice-yearly maintenance for most systems - once before summer cooling season and again before winter heating season to ensure optimal performance.