McCann Services - 24 Hour HVAC Service Houston & Bellaire, TX

For over three decades, McCann Services has stood as the steadfast HVAC partner that Houston, TX residents have relied upon. Since our establishment started in 1957, we’ve forged a legacy of excellence in providing comprehensive heating, ventilation, and air conditioning solutions that cater to the unique needs of the vibrant Houston community.

As a family-owned and operated business, our commitment to professionalism, integrity, and customer satisfaction has been unwavering, setting us apart as a trusted name in the industry.

At McCann Services, we understand that comfort knows no boundaries. That’s why our array of HVAC services, including heating, cooling, repair, maintenance, and installation, are designed to ensure that homes and businesses alike thrive in the face of Texas’s diverse climate.

Our skilled technicians, equipped with extensive knowledge and expertise, deliver solutions that not only address immediate HVAC concerns but also contribute to long-term efficiency and cost savings.

With a BBB accreditation and an A+ rating, our reputation for reliability and trustworthiness is a testament to our dedication to treating customers like family. As Houston’s premier HVAC partner, McCann Services continues to be the beacon of dependable comfort that the city has turned to for generations.

Professional HVAC Services

With a rich history dating back to 1957, McCann Services has been serving the Houston, TX community with unwavering dedication, offering a comprehensive range of HVAC services tailored to your needs.


Our priority is to restore your comfort promptly, leveraging our years of experience and deep understanding of HVAC systems to diagnose and fix cooling or heating issues accurately.

From minor glitches to major problems, we tackle every repair with precision, transparent communication, and a commitment to getting your system up and running in no time.


A well-installed HVAC system sets the foundation for years of efficient and reliable comfort. At McCann Services, we specialize in seamless air conditioning and heating system installations that cater to the specific needs of your space.

Our seasoned professionals carefully assess your requirements, recommend the best-suited equipment, and ensure a meticulous installation process.


Regular maintenance is the key to preserving the performance and extending the lifespan of your HVAC systems. Our maintenance services are designed to keep your air conditioning and heating systems running at their best.

Our skilled technicians conduct thorough inspections, clean vital components, and make necessary adjustments to ensure peak efficiency.

Reliable Indoor Air Quality Solutions

At McCann Services, we offer reliable indoor air quality solutions that prioritize the health and comfort of your indoor environment. With a legacy spanning back to 1957, we understand the importance of clean and breathable air.

Our expert technicians are equipped to assess and address indoor air pollutants, allergens, and contaminants that can affect your well-being.

From air purification systems to ventilation solutions, our commitment to enhancing your indoor air quality ensures that you breathe easier and enjoy a healthier living or working space.

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24hr emrgency

24/7 Emergency HVAC Services

Our 24/7 emergency HVAC services at McCann Services exemplify our unwavering commitment to being there for you when you need us the most. With a legacy spanning back to 1957, we understand that HVAC emergencies can strike at any time, disrupting your comfort and peace of mind.
That's why our dedicated team of professionals stands ready around the clock to address urgent issues, from unexpected breakdowns to system failures. Whether it's day or night, weekends or holidays, you can trust us to provide prompt and reliable solutions that restore your comfort and keep your HVAC systems running smoothly.

Financing Options & Special Offers

McCann Services goes the extra mile to ensure your HVAC solutions are not only reliable but also accessible. We offer flexible financing options that make quality heating, cooling, and air quality services affordable for everyone.
Our commitment to your comfort extends to ensuring that financial burdens never stand in the way of enjoying optimal indoor environments. Additionally, our exclusive specials provide opportunities to take advantage of cost-saving deals on various services, making it easier for you to maintain a comfortable and healthy living or working space.

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Why Choose Us?

At McCann Services, our customer-centric approach sets us apart. As a family-owned and operated business, we treat each client like a part of our extended family. This personal touch extends to every aspect of our services, from transparent pricing and clear communication to the extra mile we go in addressing your HVAC concerns. With an A+ rating from the BBB and a reputation for reliability, you can trust that choosing us means choosing a partner who prioritizes your comfort above all else.

Our wide range of services, including repair, installation, maintenance, and indoor air quality solutions, is backed by a commitment to excellence. Our seasoned professionals are equipped with the knowledge and tools to provide comprehensive HVAC care, ensuring that your indoor environment remains comfortable and healthy. From our 24/7 emergency services to flexible financing options, we are dedicated to meeting your needs at every turn. When you choose McCann Services, you’re not just choosing an HVAC solution – you’re choosing peace of mind, quality, and a partner that stands by you, no matter the season.

24/7 Emergency Services
Family Owned & Operated
Professional HVAC Services
Financing Options Available
Licensed & Bonded
We Treat Customers Like Family

We Service All Makes and Models

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Customer Satisfaction Guaranteed

Choose McCann Services for all your HVAC needs and experience a level of service that prioritizes your comfort and peace of mind. With over three decades of excellence and a dedication to professionalism, integrity, and transparent communication, we are committed to ensuring your indoor environment remains comfortable and efficient.
From repairs and installations to maintenance and indoor air quality solutions, our skilled technicians are here to deliver top-notch service that exceeds your expectations. Join the ranks of satisfied customers who have made us their trusted HVAC partner in Houston and Bellaire, TX.
Contact us today to experience the McCann Services difference firsthand.

Generations of Doing the Right Thing.

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Proudly Serving The Greater Houston and Bellaire Area


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