About
Energywise, Inc. is a Long Island geothermal and HVAC specialist operating from Ronkonkoma, serving Suffolk County communities throughout the island's central region. The company provides closed-loop and open-loop ground-source heat pump installation, geothermal system maintenance, and conventional heating services including boiler repair and furnace replacement. Energywise is a PSEG Long Island Home Comfort Partner and holds an A+ rating with the Better Business Bureau. The team carries multiple geothermal equipment brands and services all makes and models, making it a practical choice for both new installations and existing-system upgrades. Fully licensed and insured in Suffolk and Nassau Counties. Financing options are available for qualifying customers. Verified active operator per https://www.energywiseac.com + https://www.energywiseac.com/geothermal (Bundle 6 audit 2026-05-29)
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Energywise, Inc. — Ronkonkoma, New York
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