Best HVAC Companies in Rock, Texas

Airco Mechanical offers residential and commercial HVAC, electrical, and plumbing services, including AC repair, furnace installation, ductless systems, EV charger setup, and water‑heater replacement. Clients can schedule online, access maintenance plans, and use financing options. The site lists specials, blog guides, and a 24/7 service promise for homeowners, businesses.

1431‑183 A/C & Heating offers 20+ years of residential HVAC expertise, free equipment estimates, and 24/7 emergency service. They install Goodman systems, provide detailed blog guides on heat pumps, SEER ratings, and maintenance, and answer common FAQs. Licensed (TACLB26619E) and active on social media, serving Round Rock and surrounding areas.

AiRCO offers residential plumbing, HVAC, and electrical services with a complimentary on‑site assessment to provide precise estimates. Customers choose a morning or afternoon arrival window, and technicians confirm arrival an hour ahead. Online scheduling is limited to homeowners, while commercial requests require a phone call. Emergency text support is available.

AirFix Mechanical offers a full range of HVAC services, including furnace repair, AC installation, heat‑pump maintenance, mini‑split setups, ductwork work, and indoor‑air-quality upgrades. The company emphasizes 24/7 emergency response, licensed and insured technicians, transparent pricing, and energy‑efficient system recommendations for residential customers throughout central Texas and homeowners seeking reliable service.

Allstate Plumbing Heat & Air offers 30+ years of Round Rock plumbing and HVAC expertise, covering residential and commercial needs. Services include AC repair, heating installation, drain cleaning, hydro‑jetting, backflow prevention, and remodels, with 24/7 emergency response. Certified technicians, transparent pricing and a 4.5‑star Google rating underscore reliability overall for customers.

Andrew & Sons offers family‑run air‑duct cleaning in Austin, boasting 20+ years of experience and a 5‑star, 400‑review reputation. Services include duct, dryer‑vent, HVAC, chimney, UV‑light, carpet, and insulation work, with free estimates, licensed/insured status and 24‑hour emergency support for residential and commercial clients throughout the central Texas region today.

ASolution Finder offers a $79 preseason AC tune‑up, free estimates, and same‑day service. The company is fully licensed, insured, and provides upfront pricing with financing options. It promotes energy‑efficient equipment and the REME HALO Zero air purifier for improved indoor air quality. Customer ratings average 4.6 stars from 72 reviews.

Austin Cool Air holds a 4.9 rating from 54 reviewers, offering residential, commercial, and specialty HVAC services across Austin and Williamson County. The firm provides 24/7 emergency support, manufacturer and labor warranties, and EPA‑certified technicians with over a decade of experience. Blog posts cover cooling efficiency, repair timelines, and tips.

Beyond Air Services offers licensed HVAC technicians for residential and commercial AC, heating, and duct work across Round Rock and nearby Texas towns. They provide 24/7 emergency repairs, free estimates on select services, and transparent pricing. Customer feedback notes prompt, knowledgeable service and solid workmanship on installations and maintenance routine.

BTS Mechanical offers HVAC repair, installation, and preventative maintenance with NATE‑certified technicians. They provide emergency and after‑hours service, adhere to Texas licensing standards, and maintain a privacy policy for client data. A special offer is highlighted, and the site uses cookies for user experience, with transparent service agreements for customers.

Casa Mechanical Services delivers NATE‑certified HVAC and plumbing solutions regionally, covering AC repair, furnace service, heat‑pump and ductless mini‑split installations, indoor‑air quality upgrades, water‑heater replacements, and drain cleaning. 24/7 emergency line, financing options, and Casa Shield maintenance plan aim to extend system life, earning a 4.5‑star rating for homeowners today.

CenTex Air provides commercial HVAC testing, adjustment, and balancing services across the Austin and San Antonio regions. NBC certification ensures compliance for projects in hospitals, schools, hotels, medical offices, restaurants, and residential complexes. Offerings include stairwell, pressurization, smoke‑control, and sound‑vibration testing, plus certified TAB career openings for qualified technicians.