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Your Trusted HVAC Partner in Bohemia, NY
For over 35 years, True Mechanical has been the trusted HVAC partner for Long Island homeowners and businesses. Our team combines decades of collective experience with factory-certified training to deliver reliable heating, cooling, and indoor air quality solutions. We prioritize ongoing education to maintain technical expertise, offering 24/7 emergency service and annual maintenance contracts to ensure system efficiency.

With a focus on transparency and customer education, we provide honest diagnostics and tailored recommendations. Our commitment to quality is reflected in our licensed, insured status and a track record of repeat clients and referrals.
Services
Residential HVAC Commercial HVAC Geothermal Systems Indoor Air Quality Service Contracts
Highlights and features
  • 35+ years of HVAC expertise serving Long Island
  • Factory-trained technicians for precise installations
  • 24/7 emergency service availability
  • Customized annual service contracts
  • Proven geothermal system specialists
What people say
Prompt, friendly technicians Honest diagnostics Expert installations Fair pricing Long-term reliability
Services
Residential HVAC
Comprehensive heating and cooling solutions for homeowners. Our factory-trained technicians provide system maintenance, repairs, and energy-efficient replacements. We specialize in ductless systems and geothermal technology to reduce utility costs while maintaining comfort. Annual service contracts include priority scheduling and tune-ups.
Commercial HVAC
Full-service commercial system maintenance and installation. We handle retrofits for older buildings and ground-up installations for new constructions. Our dedicated staff ensures minimal downtime through preventive maintenance programs and rapid repair response for business operations.
Geothermal Systems
Eco-friendly geothermal heat pump installations that cut heating costs by 30%. These systems use underground temperatures for efficient year-round climate control while reducing carbon emissions. We offer federal tax credit guidance and expert installation for residential and commercial properties.
Indoor Air Quality
Whole-home air purification solutions including filtration systems, UV lamps, and humidity control. Our certified technicians address allergens, pollutants, and carbon monoxide risks through professional duct cleaning and system optimization for healthier living environments.
Service Contracts
Preventive maintenance agreements featuring annual system tune-ups and priority service access. Properly maintained equipment operates more efficiently, extends system lifespan, and reduces emergency repair risks. Contracts cover both residential and commercial HVAC systems.
Questions
What HVAC services does True Mechanical offer?
We provide residential and commercial heating, cooling, geothermal systems, indoor air quality solutions, and service contracts across Long Island.
Do you offer emergency HVAC service?
Yes, our technicians are available 24/7 for urgent heating and cooling repairs.
Are financing options available?
Yes, we offer financing programs to help customers upgrade their HVAC systems affordably.
What areas do you service?
We primarily serve Long Island, including Nassau and Suffolk counties.
Do you provide maintenance contracts?
Yes, our annual service contracts include tune-ups, priority scheduling, and efficiency optimization for HVAC systems.
Are your technicians certified?
All our technicians receive factory-certified training and participate in ongoing professional development programs.
Reviews (1)
Martin Vasilko
Mar 06, 2018 Report
I have been a customer of True Mechanical for 5 years. I had 2 new systems put into my homes, with both retro fit and new duct , and ductless. They have always been very accommodating with scheduling and the work has always been top notch. I would recommend True to anyone who needs a dependable service company for their heat and a/c. They rock!