Optimum Air Conditioning & Heating is an HVAC company based in Fresno, CA, serving both residential and commercial clients. They specialize in new construction and existing system services, offering repair and maintenance for all makes and models. Established in 2009, the company uses the latest technologies and emphasizes clear communication with customers. Their technicians are available 24/7 to address urgent air conditioning issues, ensuring reliable comfort when needed most.

Western Heating & Cooling is an HVAC company based in Fresno, CA, specializing in heating and cooling system optimization for the dry climate of the Western United States. They service all major HVAC brands and focus on improving energy efficiency and system performance, particularly for conventional cooling systems that are less suited to arid conditions. One of their capabilities includes blower fan motor upgrades to enhance system efficiency. The company was established to bring innovations inspired by research from the UC Davis Western Cooling Efficiency Center to practical use in the region.

Precision Aire's Heating & Cooling provides heater tune-up and maintenance services in Fresno, CA. They focus on safety inspections, preventative maintenance, and efficiency checks to ensure heating systems operate safely and effectively before winter. Their service includes thorough checks of heat exchangers, venting, ignition systems, safeties, burners, airflow, and overall performance. They serve Fresno County, Clovis, and nearby areas, encouraging off-season appointments to prepare systems ahead of extreme weather.

Dirk & Sons is a family owned and operated HVAC company based in Fresno, CA. They provide a range of heating and cooling services including air conditioning, furnace, and heat pump repair and installation, as well as HVAC tune-ups. With over 20 years of industry experience, they focus on personalized service tailored to customer needs.

Costless Plumbing Heating & Air Conditioning is a licensed HVAC and plumbing service provider based in Fresno, CA. They offer a range of services including air conditioning repair and installation, furnace repair and installation, heat pump installation, and HVAC tune-ups. The company also provides plumbing services such as faucet and toilet repairs, water and gas line work, sewer line services including trenchless sewer lines and hydro-jetting, and water leak detection. Costless Plumbing Heating & Air Conditioning is known for providing upfront pricing and customer satisfaction guarantees. Their team is experienced in installing high-efficiency heat pump systems and performing comprehensive A/C tune-ups to maintain system performance. They have a history of completing installations quickly and efficiently, with some projects finished in as little as two days.

Louie Louie Heating & Air Inc, operating in Fresno, CA, provides a wide range of HVAC services including installation, repair, and maintenance for residential and commercial properties. With over 20 years of experience, the company specializes in energy-efficient heating, ventilation, and air conditioning solutions, including ductwork and indoor air quality improvements. Their certified technicians offer 24/7 availability, ensuring support during emergencies and after-hours needs.

Marthedal Solar, Air & Heating is an HVAC contractor based in Fresno, CA, providing air conditioning installation, repair, tune-ups, and maintenance services. Serving residential and commercial clients in Fresno and the surrounding San Joaquin Valley, the company offers comprehensive home comfort solutions including central air installation and commercial HVAC systems. With over 40 years of experience, Marthedal specializes in diagnosing and repairing AC units, performing preventive maintenance to enhance efficiency and prevent breakdowns. They also provide alternative cooling options such as evaporative coolers and whole house fans.

Energy Star Construction is a contractor based in Fresno, CA, specializing in HVAC and air conditioning installation. They provide services that include installing HVAC units and windows, with experience in preparing and repairing surfaces to ensure lasting results. The company has been serving the Fresno area since at least 2016, offering solutions to help homes stay cool in hot weather.

D&S Mechanical, INC. is an HVAC company based in Fresno, CA, providing residential and commercial heating, air conditioning, and plumbing services. They offer installation, maintenance, and repair for air conditioning and heating systems, serving both homes and construction sites. One notable capability includes diagnosing and repairing under-slab leaks efficiently. The company emphasizes job-based pricing rather than hourly rates.

Aj's Duct Services is a family-owned company based in Anaheim, CA, specializing in duct cleaning and indoor air quality services for both residential and commercial clients. They offer a wide range of services including industrial air duct cleaning, industrial oven cleaning, grease exhaust cleaning, pressure washing, solar panel cleaning, high ceiling cleaning, paint booth cleaning, and silo cleaning. With over 10 years of experience, Aj's Duct Services focuses on improving HVAC performance and removing harmful contaminants to enhance air quality and comfort. They provide same-day service and serve the greater Los Angeles County area.