HVAC Repair in the Greater Houston Area

Need HVAC repair now? Our certified technicians fix AC and heating issues across Greater Houston, including Houston, Katy, and The Woodlands. We back our work with a satisfaction guarantee and offer free estimates for most repairs. Abacus brings NATE-certified expertise and a 4.7 rating from 11,725 reviews. For fast, clear service and options that fit your home, schedule online or call today.

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A clean Abacus Plumbing, Air Conditioning & Electrical service van arriving on site conveys dependable, professional service you can trust.

A unified, professional team ready to serve Houston, as Abacus Plumbing, Air Conditioning & Electrical demonstrates dependable local expertise.

Neat, professional HVAC electrical work gives peace of mind when Abacus Plumbing, Air Conditioning & Electrical services your system.

A friendly technician arrives ready to help, showcasing Abacus Plumbing, Air Conditioning & Electrical's reliable on-site service and professionalism.

A friendly, uniformed technician arriving in a clearly branded van shows Abacus Plumbing, Air Conditioning & Electrical delivers professional, customer-focused service.

Abacus Plumbing, Air Conditioning & Electrical demonstrates reliable HVAC service with careful on-site diagnostics to keep your system running efficiently.

A skilled technician from Abacus Plumbing, Air Conditioning & Electrical carefully services a furnace to ensure safe, reliable heating for your home.

Careful inspection and organized installation showcase the attention to detail customers trust from Abacus Plumbing, Air Conditioning & Electrical.

Each image is a real worksite photo, reflecting the quality and dedication in every project.

Why Choose Us

NATE-certified techsTechnicians complete rigorous training and hold NATE certifications.

Proven local reputation4.7 rating from 11,725 reviews.

Awards for excellenceBBB Pinnacle Award winner, multiple years.

Transparent pricingFree estimates for most repairs; clear, upfront options.

VIP member savingsActive VIP members save 10% on repairs and get priority service.

What Our Customers Say

speed

"Called Abacus at 10 AM and the tech was at the house in 45 minutes."

— David G.

reliability

"Fast, friendly and ultra responsive service, even on Memorial Day."

— Laura L.

quality

"Excellent customer service and they have the best warranty."

— Jessica C.

Helpful Tips & Maintenance Advice

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Transition to Fall with Confidence: Prepping Your Houston Home’s HVAC

Estimated Read Time: 3 minutes

As the vibrant leaves begin to fall, signaling the approach of cooler temperatures, homeowners across Houston must prioritize preparing their HVAC systems for the seasonal shift. It’s not just about comfort but ensuring your system operates efficiently through the f...

August 31, 2025Read More

Looking Forward to Fall? Schedule Your HVAC Check-Up Now

Estimated Read Time: 3 minutes

As the crisp air of autumn approaches, there is a natural shift in focus to preparing our homes for the colder months. Ensuring that your HVAC system is in top condition is essential to maintaining comfort and efficiency in your home. At Abacus Plumbing, Air Conditi...

August 17, 2025Read More

Service Areas We Cover

What areas do you serve for hvac repair?

We serve the Greater Houston region, including Houston, Katy, and The Woodlands. See the full city list below to confirm service near you.

Greater Houston

Houston, TXKaty, TXThe Woodlands, TX

Complete Service Area:

Cypress, TXHouston, TXSeabrook, TXFriendswood, TXSpring, TXAtascocita, TXStafford, TXMagnolia, TXTomball, TXFulshear, TXNew Caney, TXKingwood, TXThe Woodlands, TXBellaire, TXHumble, TXDickinson, TXMissouri City, TXBaytown, TXConroe, TXWoodforest, TXPorter, TXChampion Forest, TXRichmond, TXPearland, TXKaty, TXMontgomery, TXDeer Park, TXPasadena, TXChannelview, TXFresno, TXLeague City, TXClear Lake, TXWebster, TXSugar Land, TXHuffman, TXLa Porte, TX

Get Professional Service Today - Call Abacus Plumbing, Air Conditioning & Electrical or Book Now

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