Residential
Heating, cooling, water heater and appliance service for homeowners throughout Long Island.
About PROMAX
Professional service. Straightforward solutions.
PROMAX Heating & Cooling LLC helps Long Island homeowners and businesses keep essential heating and cooling equipment operating properly.
Our approach
Focused on the system—and the people relying on it.
Every service begins with understanding the concern, inspecting the equipment and identifying the most practical next step. PROMAX handles repair, installation and preventive maintenance for both residential and commercial customers.
From central air and boilers to water heaters and appliance support, the goal is clear communication and dependable workmanship from first contact through final performance checks.
- Residential and commercial service
- Heating and cooling diagnostics
- Repair, installation and maintenance
- Coverage throughout Nassau and Suffolk counties
Business credentials
PROMAX Heating & Cooling LLC
- Business location
- Long Island, NY
- License number
- [License number to be added]
- Insurance
- [Insurance details to be added]
- Business hours
- 8:00 AM–6:00 PM
Who we serve
Comfort support for every property type
Commercial
HVAC inspection, repair and maintenance support for commercial properties and operating spaces.
Long Island service area
Nassau County and Suffolk County.
PROMAX is ready to help
Let’s get your system checked.
Talk directly with PROMAX or send a service request and we’ll follow up.