Best HVAC Companies in Sunnyvale, Texas

A‑Anderson offers residential and commercial HVAC and electrical services, including AC installation, repair, maintenance, furnace work, duct cleaning, attic insulation, heat pumps, and thermostat integration. Their technicians are NATE and EPA certified, provide 24/7 emergency support, and serve the Dallas‑Plano metro area with financing options and a service‑club maintenance plan.

Xtreme Air Services provides licensed HVAC, heating, cooling, plumbing, electrical, and refrigeration solutions across the Dallas‑Fort Worth area. Technicians are background‑checked, insured, and certified, offering 24/6 service, financing options, and maintenance plans. The company holds a 4.9 Angi rating and a 100% satisfaction guarantee for residential and commercial customers alike.

Swan Electric, Plumbing, Heating & Air earns a 4.7 rating from over 2,600 reviewers, praised for rapid emergency response, knowledgeable technicians, clear communication, and thorough workmanship across plumbing, HVAC, and electrical jobs. Customers note transparent pricing, same‑day service, and reliable maintenance plans, plus flexible financing options and positive community reputation.

AACA Parts & Supplies, founded in 1975, operates ten Texas locations offering HVAC parts and equipment. The site emphasizes a team culture built on integrity, honesty, legacy, and family. Visitors can view leadership bios, explore store pages, and subscribe for updates via integrated forms and social media links, online resources.

Admirable Air offers HVAC installation, repair, and maintenance across the Dallas‑Fort Worth area, featuring American Standard equipment and flexible financing. The company emphasizes transparent pricing, timely service, and a veteran‑inspired commitment to integrity. Customer reviews note professionalism, clear communication, and dependable results for residential and commercial needs, including system upgrades.

AirStar Services offers Dallas-area HVAC solutions, including AC and heating repair, custom ductwork, and energy‑saving system upgrades. They provide maintenance plans, 25‑month no‑interest financing, and up to 30% savings on new units. Certified technicians handle brands, and the company holds BBB A+ and Energy Star credentials for residential and commercial.

American Standard HVAC Service provides Mesquite residents with air‑conditioning repair, routine maintenance, furnace installation and repair, thermostat upgrades, and duct cleaning. Their technicians are experienced, offer 24/7 emergency response, and emphasize energy efficiency and customer satisfaction. Services cover all major HVAC brands and models through professional service options available today.

Conover Heating & Air offers residential HVAC repair, maintenance, and installation in the Dallas‑Park Cities area. With over 51 years as a family‑owned, licensed contractor, they emphasize transparent service without upselling. Their technicians handle a broad range of brands, and customer reviews highlight reliability, promptness, and efficiency.

Deluxe Heating & Air Conditioning offers residential and commercial HVAC services in the DFW Metroplex, including system installation, repair, maintenance, and attic insulation. Their team emphasizes experienced technicians, energy‑efficient equipment, and indoor‑air‑quality cleaning. Clients note clear communication, reliable scheduling, and a focus on long‑term comfort for homeowners and businesses today.

FERSA HVAC offers 18 years of experience in residential and commercial HVAC installation, repair, and maintenance. Their team provides 24/7 emergency support, free same‑day estimates, and financing options. They work with major brands and emphasize energy‑efficient solutions, showcasing a robust project portfolio while demonstrating reliable performance across diverse climate demands throughout.

HM Tech offers HVAC repair, installation, and maintenance with same‑day service, free estimates, and a 90% first‑visit fix rate. Established in 1998, the minority‑owned firm emphasizes transparent pricing, certified technicians, and energy‑saving tune‑ups. Customers note quick response, clear communication, and reliable heating and cooling results throughout the year, round seasonally.

Howe to Fix Heat & Air offers tailored residential and commercial HVAC solutions, emphasizing indoor‑air‑quality upgrades and preventive maintenance. Their 24‑hour availability and Synchrony financing options simplify repairs and installations. The site showcases a clear service list, team details, and easy online booking, enhancing user convenience for homeowners and businesses.