Energy Resources Corporation is a boiler repair and installation company based in Fresno, CA. They provide a wide range of boiler services including emergency repairs, preventative maintenance, equipment installation, burner combustion tuning, tube replacements, leak repairs, control upgrades, refractory and insulation work, and ASME vessel alterations. The company services all brands of boilers, including domestic hot water heaters, hydronic systems, and steam boilers. With over 60 years of experience, Energy Resources Corporation holds R-Stamp certification and offers emergency boiler services to quickly address issues such as pressure loss, water leaks, flame failures, and safety valve releases.

Nagare's Air Conditioning & Heating Services is an HVAC company based in Fresno, CA, offering installation, repair, and maintenance for air conditioners, furnaces, heat pumps, mini split systems, and thermostats. They provide indoor air quality solutions and are a licensed Carrier® dealer, supplying a range of equipment including air cleaners and UV lights. The company serves Fresno and surrounding communities with expertise in HVAC tune-ups and emergency service availability.

Energy Smart Engineering in Fresno, California, offers HVAC installation, repair, and indoor air quality services. Serving Fresno and surrounding areas, they specialize in heating and cooling system installations, including solar-powered alternatives. With over 20 years of experience, the company focuses on energy-efficient solutions and custom comfort systems. They also provide microbiotic mitigation for healthier indoor environments and serve multiple locations in California, Arizona, and Michigan.

Ace Air Conditioning & Construction is an HVAC company based in Fresno, CA, offering a range of services including AC and furnace repair, installation, and maintenance. With over 25 years of experience, they handle all makes and models of heating and cooling systems, providing emergency repairs, system tune-ups, and new installations. Their capabilities include refrigerant line replacement and commercial kitchen hood sales and installation, ensuring work complies with current codes.

Bay City Boiler is a boiler repair company located in Fresno, CA, serving the Bay Area and Central Valley. They specialize in boiler repair and maintenance, offering 24/7 emergency support to minimize downtime and prevent damage. Established in 1976, Bay City Boiler brings decades of experience to their services, including a proactive maintenance program designed to keep boiler systems running efficiently.

Next Day Air And Heating is an HVAC company based in Fresno, CA, offering a wide range of heating and cooling services. They provide AC, furnace, heat pump, and mini split installation and repair, along with indoor air quality solutions and water heater services. Their capabilities include custom ductwork fabrication and commercial refrigeration services. The company serves Fresno and surrounding areas with 24/7 emergency support, ensuring help is available whenever needed.

Indoor Quality Services is an HVAC company based in Fresno, CA, serving the Central Valley and surrounding communities. Since 1998, they have provided a wide range of heating and cooling services including air conditioning and furnace installation and repair, duct cleaning, thermostat installation, and indoor air quality solutions. Their expertise includes installing energy-efficient systems such as ductless mini-splits and geothermal heat pumps, along with offering seasonal maintenance programs to support system longevity and performance.

Donald P Dick AC Service Department provides furnace repair, installation, and HVAC tune-up services in Fresno, CA. Their technicians handle furnace diagnostics and repairs, aiming to restore heating quickly. They also offer routine maintenance plans to improve furnace efficiency and longevity. The company assists with new furnace installations, helping customers choose suitable systems for their homes.

Air Control Balancing, Inc provides indoor air quality services in Fresno, CA. They specialize in testing, adjusting, and balancing heating, ventilating, and air conditioning systems to ensure proper operation and ventilation effectiveness. Their capabilities include Title 24 mechanical acceptance testing, sound and vibration testing, cooling tower performance testing, and fume hood testing for laboratory safety. The company also offers building systems commissioning for HVAC and plumbing systems.

Rare Service Heating and Air Conditioning, Inc. is an HVAC company serving Fresno, CA, and nearby areas including Clovis. They specialize in heating and cooling installation and repair, as well as water heater installations and repairs. Established in 1985, they bring decades of experience to their work and offer a planned maintenance program to support ongoing system care.