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Best HVAC / Furnace
Repair & AC Repair in

Why These HVAC Professionals?

Our goal is to connect people with the best local experts. We scored Concord HVAC Professionals on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

Reviewed Curated Top Picks 37 25 8

Our Selection Criteria:

  • 1. Reputation

    A history of delighted customers and outstanding service.

  • 2. Credibility

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Experience

    Masters of their craft, based on years of practical experience and education.

  • 4. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

All-Ways Home Services

All-Ways Home Services is a mechanical contractor in Concord that offers top-notch heating, cooling, and plumbing services. The company is a veteran-owned business that complies with government codes and industry standards, and it operates on the values of integrity, professionalism, superior craftsmanship, and fair pricing. The team welcomes commercial and residential projects of any size, and it comprises honest installation and maintenance personnel with years of industry experience and North American Technician Excellence certifications. All-Ways Home Services carries quality Bryant Products, although it handles other makes and models, and some of the tasks are furnace tune-up, heat pump repair, filter replacement, humidifier troubleshooting, tankless water heater upgrading, and ductless split system change-out. The shop’s website features the latest deals and helpful consumer guides.

Bel Air Mechanical

Bel Air Mechanical is a trusted contractor in Concord that serves “the highly competitive commercial HVAC construction industry.” The company constantly looks for ways to save the clients’ money, and it works toward customer satisfaction by providing the most practical and effective solution to the heating and cooling problems in their establishment. The owner has more than 30 years of professional experience, and he and his team focus on energy efficiency and the long-term serviceability of the equipment. The crew operates on the core values of integrity and quality, and some of the services are designing and building configurations, value engineering, tenant improvement, system troubleshooting, and scheduled maintenance. Bel Air Mechanical is a state-licensed business, and its impressive portfolio features a cinema complex, churches, and health care facilities.

Concord, CA 94520


Certified Heating & Air Conditioning

Certified Heating & Air Conditioning is a licensed and insured HVAC contractor in Concord that covers the entire East Bay. The company has been part of the local industry for more than 15 years, and it transforms residential and commercial spaces into comfortable, eco-smart living and working environments. The team consists of background-checked and drug-screened technicians with decades of combined professional experience and training, and it handles most makes and models, including Trane, Tempstar, Mitsubishi Electric, Goodman, Daikin, Bryant, American Standard, Amana, and Carrier. Certified Heating & Air Conditioning accepts cash, check, and credit card payments, and it does not charge for second opinions. The crew responds to emergencies 24/7, and the tasks include installing packaged A/C units, replacing old heat pumps, upgrading air filtration systems, and repairing condensers.

Clean Air HVAC

Clean Air HVAC is a trusted heating and cooling contractor in Pacheco that holds a North American Technician Excellence certification. The company has been around since, and it takes pride in its installation and repair employees who have more than a century of cumulative field experience. Clean Air HVAC carries innovative Lennox products, although it services other brands as well, and it operates seven days a week, except during the five major holidays of the year. The staff accepts credit card payments, and it welcomes inquiries about easy financing terms and generous rebates. The shop’s blog features insightful posts, such as “Take these simple steps to get the most out of your home’s energy efficiency” and “What to do when the heat goes out.”

428 N Buchanan Cir Ste 1
Pacheco, CA 94553


Compare Heating & Air Conditioning

Compare Heating & Air Conditioning is one of the most revered HVAC contractors in Concord. The firm is a family-owned and operated business that has been satisfying customers since 1963, and it continues the founder’s tradition of superior craftsmanship, exceptional client care, and fair pricing. The company holds a North American Technician Excellence certification, and its team of seasoned installation and maintenance personnel has the training and experience to make residential and light commercial interiors comfortable throughout the year. Compare Heating & Air Conditioning is a factory-authorized dealer of world-class, eco-smart Carrier products with warranties, although it handles other makes and models. The staff offers flexible financing options, as well as affordable planned maintenance packages, and it accepts Visa, Mastercard, and Discover payments.

Concord, CA 94520


Contra Costa Climate Control

Contra Costa Climate Control is one of the most respected providers of heating, ventilation, and air-conditioning solutions in Concord. The firm has been part of the industry since 1996, and it guarantees the workmanship as proof of its commitment to customer service. The company commits to treating all clients and vendors “with honor and respect,” and it takes care of residential and commercial properties, such as condos, restaurants, beauty salons, wellness spas, mom-and-pop stores, and administrative offices. The team has the experience, training, technical ability, and intelligence to deliver practical solutions to each customer, and some of the tasks are installing high-efficiency air-conditioning units, upgrading condensing units, replacing compressors, repairing evaporators, and troubleshooting furnaces. Contra Costa Climate Control offers maintenance plans, and it responds to emergencies 24/7.

Griswold Mechanical

Griswold Mechanical is a heating, ventilation, and air-conditioning service provider in Concord that commits to “making homes comfortable in the Bay Area.” The company has more than 30 years of experience in the industry, and it is a local establishment that has the knowledge to deal with issues of energy efficiency, climate control, and indoor air quality in residential spaces. The team welcomes projects of any size, including complete equipment retrofits for newly constructed dwellings and simple unit troubleshooting, and it works with various client types, such as property owners, managers, brokers, builders, and designers. Griswold Mechanical offers seasonal discounts through its website, and it can give manufacturer rebates on installations, replacements, and upgrades. The staff accommodates phoned-in inquiries about the availability of warranties, financing, and maintenance packages.

Concord, CA 94518


Walnut Creek HVAC

Walnut Creek HVAC is a licensed, bonded, and insured provider of heating, ventilation, and air-conditioning solutions in various neighborhoods of Contra Costa County. The company is a licensed business that aims for 100 percent customer satisfaction, and it only employs “reliable, honest, and skilled workers.” The team strives to keep the indoor climate perfect throughout the year, and it begins every job with a complimentary custom quote, which shows upfront pricing and leaves no room for hidden charges. The crew works on most makes and models, and some of the tasks are duct cleaning, air quality monitoring, gear repair, furnace installation, and central A/C unit upgrading. Walnut Creek HVAC welcomes residential and commercial projects of any size, and it runs a maintenance program to minimize the risk of costly and stressful breakdowns. The crew responds to emergencies 24/7.

Walnut Creek, CA 94598


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