Serving the Nassau and Suffolk, NY Areas

Heating & Cooling Services, HVAC

Energywise Inc.

Energywise has been providing the Suffolk and Nassau County, NY areas with professional heating and cooling services at affordable rates.  With over 25 years of experience, Energywise has proven dedication to providing the best possible solution for you, your family, and your business.  We specialize in designing, installing and servicing complete comfort cooling and heating systems for residential homes and commercial buildings.  Our entire company works hard to make your experience hassle-free and enjoyable.

Our Services Include:

• Residential heating services - repairs, replacements, furnace, heat pumps, boilers and more
• Residential cooling services - repairs, replacements, duct work, air conditioners and more
• Geothermal services - economic, efficient and environmentally friendly
• About us & affiliations - learn a little about our company and our affiliations
• Coupons - take a look at the coupons we're currently offering
• Service guarantees - service guarantees we offer to all of our customers
• Service contracts - different contracts and service plans available
• Commercial heating and cooling services - custom designed HVAC systems, installation, repairs and more
• Mitsubishi ductless units – the ultimate in comfort for your home or office.

Our friendly and professional staff is here to answer any questions you may have about our company or our services.  All of our technicians are trained and BPI Certified, NATE Certified, LIPA Cool Homes Participant and Certified; our quality installations are backed by unparalleled guarantees.  We are a Diamond Dealer for Mitsubishi, and specialized Geothermal Installers.  We are also members of the Better Business Bureau. When you call, you'll receive an immediate response for service calls, and you'll always speak to a live person, no recordings.  We offer 24 hour emergency service.

*Maintenance contracts available

Call Energywise today at 800-287-4720 to schedule an appointment. If you have any other questions or comments, please contact us.

ATTENTION: We have moved around the corner to 2231 5^th Ave Ronkonkoma NY 11779. Please feel free to stop in and say hello. Nothing has changed just the opportunity to serve our customers better!