Action Heating, Air Conditioning & Electrical is a full-service HVAC company based in Toledo, OH. They provide residential heating, cooling, and indoor air quality services, including installation, repair, and routine maintenance of furnaces, boilers, air conditioners, and HVAC systems. With over 70 years of experience serving the Greater Toledo area, they offer 24/7 emergency service to address urgent heating and cooling needs. Their team is equipped to handle a wide range of HVAC solutions tailored to customer requirements and budgets.

Diamond Heating & Air Conditioning, Inc is a family-owned HVAC company serving Toledo, OH, and nearby areas. With over 25 years of experience, they provide heating and air conditioning repair, installation, replacement, and maintenance services. They specialize in working with all HVAC brands and are a certified RUUD dealer. Diamond Heating & Air Conditioning also offers Econet smart thermostat installation and service, allowing customers to control their home temperature remotely.

Ultra Inc is a family owned and operated HVAC company serving Toledo, OH. Since 1989, they have provided heating and cooling solutions for both residential and commercial customers. Their services include installation, repair, and maintenance of furnaces, air conditioners, boilers, geothermal heat pumps, and indoor air quality products. Ultra Inc is an Elite Dealer for Day & Night Heating & Cooling Products and offers 24-hour emergency service to address urgent needs.

Thermo King Midwest is an air conditioning repair and installation company based in Toledo, OH. They specialize in transport refrigeration and off-road air conditioning systems, serving customers with factory-authorized sales, service, and parts for Thermo King Corporation. The company also distributes Red Dot air conditioning systems and provides solutions for Sy-Klone International. Established in 1957, Thermo King Midwest has a long history and a team of over 100 employees dedicated to ethical business practices and customer satisfaction.

Commercial Comfort Systems is a family-owned HVAC installation contractor based in Toledo, OH, serving Northwest Ohio and Southeast Michigan. Since 1998, they have provided custom HVAC solutions for commercial, industrial, and multifamily buildings, including hospitals, schools, hotels, and retail spaces. Their skilled team, affiliated with Local 33 Sheet Metal Workers and Local 50 Pipe Fitters unions, specializes in designing, fabricating, and installing efficient HVAC systems. Notable capabilities include the use of Kingspan KoolDuct for superior thermal performance and energy-efficient heating and ventilating systems. Commercial Comfort Systems combines craftsmanship with eco-friendly materials to support healthier, high-performance buildings.

T & M Heating & Air is a heating and cooling company based in Toledo, OH, serving residential and light commercial customers. They provide a full range of HVAC services including air conditioner and furnace repair, installation, tune-ups, and indoor air quality solutions. The company also specializes in geothermal heat pump installations, offering eco-friendly options to improve energy savings. With over 30 years of experience in the Toledo area, T & M Heating & Air offers 24/7 emergency service and same-day appointments to address urgent heating and cooling needs.

A-1 Heating & Improvement Co. is a family-owned HVAC company serving Toledo, OH. They provide installation, repair, and maintenance services for furnaces, air conditioners, water heaters, humidifiers, and air cleaners. With over 57 years of experience since 1967, they offer comprehensive solutions to improve indoor air quality and ensure year-round comfort. The company also provides 24/7 emergency service for urgent HVAC needs.

Campbell Mechanical Services is a commercial HVAC and plumbing contractor serving Toledo, OH, and the broader Northern Ohio and Southeast Michigan region. Since 1968, they have provided design, engineering, installation, and preventative maintenance services tailored to commercial and industrial facilities. Their expertise includes HVAC installation, indoor air quality management, and energy efficiency solutions. Campbell offers a unique maintenance program that shares financial responsibility with clients to reduce emergencies and extend equipment life, supporting industries such as healthcare, education, manufacturing, and senior living. They also provide a comprehensive maintenance plan called the C.A.R.E. Program to help clients manage building systems effectively.

The Hoffman & Harpst Co., Inc. is a heating, air conditioning, ventilation, refrigeration, and sheet metal company based in Toledo, OH. Serving northwest Ohio, southeast Michigan, and surrounding areas, they provide commercial HVAC services including boiler repair and installation, air conditioning, electrical repairs, and mechanical work. Established in 1892, the company employs skilled Local 33 Sheet Metal Workers and Local 50 Pipe Fitters & MES Journeymen. They also offer specialized services such as chiller repair, burner work, control systems, and DOT-certified gas line work.

Campbell Equipment Company is a boiler repair and installation contractor based in Toledo, OH. Founded in 1960, the company has over 60 years of experience serving the engineering community, facilities, trade, and distribution sectors. They specialize in hydronic, plumbing, and mechanical systems, offering products such as boilers, water heaters, venting systems, and pumps. Campbell Equipment Company emphasizes good design, installation, and maintenance, supported by strong relationships with leading manufacturers and extensive field experience.