HVAC Maintenance in the Greater Austin Area
Stay comfortable year-round with expert HVAC maintenance in the Greater Austin Area. McCullough Heating & Air Conditioning has served Central Texas homes since 1977 with transparent pricing and neighborly care. We bring a 4.8 rating from 3,091 reviews and local know-how to every tune-up. Serving Greater Austin, including Austin, Round Rock, and Cedar Park. Schedule your maintenance before summer heat or cooler fall nights to prevent breakdowns and lower energy costs. Call or book online today.
Each image is a real worksite photo, reflecting the quality and dedication in every project.
Special Offers & Promotions
FREE Austin Energy-sponsored energy audit to help make homes more energy-efficient, comfortable, and safe.
- Austin Energy-sponsored
$79 heating tune-up for new customers.
- inspection
- tune-up
Essential Plan: $11.95/mo. Includes 1 Precision Heating & Cooling Inspection Annually, 15% off parts & labor, no service call fees, priority service, no overtime charges, two-year warranty on repair parts (while membership active).
- No Service Call Fees; Priority Service; Two-Year Warranty on repair parts
Premium Plan: $16.95/mo. Includes bi-annual maintenance inspections (2 visits per year), 15% off parts & labor, no service call fees, priority service, no overtime charges, two-year warranty on repair parts (while membership active).
- Bi-Annual Maintenance Inspections; No Service Call Fees; Priority Service
Free Energy Audit with weatherization on qualifying systems for Austin Energy customers.
- Weatherization on qualifying systems
- Free audit
Free Energy Audits for Westlake Homes: Cut Energy Bills, Boost Comfort & Upgrade Smarter
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"$79 Tune Up Offer"
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$79 tune-up offer for new customers
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$79 tune-up for new customers. Includes coil cleaning, refrigerant checks, and electrical inspections.
- coil cleaning
- refrigerant check
- electrical inspection
Tune Up Offer
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$79 Tune Up Offer for new customers. Comprehensive AC tune-up. Expires 03/31/2026.
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$79 Tune Up Offer for AC systems
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Why Choose Us
What Our Customers Say
"Quick, efficient, honest, and a great maintenance contract."
"It is well worth the $16.95 a month."
"Their technicians are friendly, polite and communicative."
Where We Work
What areas do you serve for hvac maintenance?
We serve the Greater Austin Area, including Austin, Round Rock, and Cedar Park. See the full list of communities we cover below for quick scheduling near you.