Air Connection serves Santa Rosa and Northern California with custom geothermal heating and cooling solutions for residential and commercial properties. This locally owned and operated HVAC contractor specializes in geoexchange systems that leverage the earth's consistent temperature for efficient heating, cooling, and hot water production. The company designs closed-loop geothermal systems installed vertically, horizontally, or submersed in ponds, paired with water source heat pumps to maximize energy efficiency. Beyond geoexchange, Air Connection offers radiant floor heating using BPEX pipes and provides thermal conductivity testing services for architects, builders, and engineers. The team delivers personalized system design tailored to each client's comfort needs and environmental goals. With expertise spanning energy management systems and a commitment to customer satisfaction, Air Connection combines technical knowledge with friendly, timely service. Contact Air Connection at (707) 571-8384 to explore how geothermal technology can reduce energy costs while providing consistent, comfortable conditioning year-round.
Company background: Air Connection (corporate name AC Connection, Inc.) is a premier Northern California geothermal design + installation contractor founded in 1996. Co-owners Mark Morelli and Beth Morelli. Mark Morelli is a recognized industry leader who contributed to the development of the ANSI/CSA/IGSHPA C448 Standard. He joined the CaliforniaGeo Board of Directors in 2022 (the organization was founded by Beth Morelli). Mark holds the Certified GeoExchange Designer (CGD) credential. Major Bay Area projects include Sonoma County Water Agency, Ohlone College, and Bardessono Inn & Spa. They perform full-stack geothermal: loop design, trenching, vertical/horizontal drilling coordination, and thermal conductivity testing. Brands installed: WaterFurnace, ClimateMaster, Trane. Licensed: CSLB #805918 (C-20 HVAC, C-04 boiler/hot-water).
Offers custom geothermal, radiant floor heating, and thermal conductivity testing services as a locally owned Northern California contractor with expertise in closed-loop, vertical, horizontal, and pond-submersed system designs.
