Service Areas

Proudly serving homes & businesses across Longmont and the surrounding areas since 1982.

Expert HVAC Services for Homes & Businesses in the Longmont Area and Surrounding Areas

Your comfort is our top priority!

As a family-owned and operated business with over 40 years of experience, SAC Mechanical is the leading HVAC company in Colorado. We’re committed to providing our neighbors with the most affordable and dependable heating and cooling systems. Our A+ rating exemplifies our dedication to our community as members of the Denver/Boulder BBB and the exceptional service we provide to every customer. We strive to build lasting relationships through trust, reliability, and unparalleled expertise.

This excellent service begins with a consultation, during which we customize our heating and cooling solutions to meet your needs and budget. We also partner with major brands like Lennox, Mitsubishi, and Honeywell, so you get the best possible products at an affordable price. When you’re ready to upgrade your HVAC system or if you need maintenance service, contact our team to request your free estimate. Our friendly staff is here to guide you through every step of the process, providing a seamless and satisfying experience.

Need HVAC service? Request a free estimate!

If you need repair or maintenance for your HVAC system in Colorado, contact SAC Mechanical. Let us know how we can help, and we’ll get back to you shortly!

(303) 825-9483

Our Partners

The best HVAC service begins with using the best products. That’s why we partner with major brands, like those listed below, to keep your home comfortable and efficient year-round.

Communities We Serve in Colorado

As a Colorado-based company, SAC Mechanical is proud to provide our neighbors with affordable, dependable HVAC systems. Here are just a few of the communities we serve:

Boulder

We provide reliable and comprehensive HVAC services tailored to meet the unique needs of the Boulder community’s homes and businesses.

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Broomfield

We offer energy-efficient solutions that improve your comfort, contribute to lower utility bills, and create a healthier environment in Broomfield.

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Erie

From the depths of winter to the peaks of summer, our skilled team delivers professional heating and cooling solutions to homes and businesses in Erie.

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Firestone

Explore the vast array of HVAC services, designed for longevity and efficiency, that we offer to homes and businesses in Firestone and beyond.

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Lafayette

Discover efficient, reliable solutions tailored to your home’s comfort and energy needs in Lafayette and beyond with SAC Mechanical.

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Longmont

Stay comfortable year-round with our comprehensive HVAC services that enhance your home or office environment in Longmont.

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Loveland

Experience industry-leading HVAC services and products in Longmont with the help of SAC Mechanical’s team of skilled technicians.

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Louisville

If you live or work in Louisville, you can stay comfortable year-round with SAC Mechanical’s expert HVAC installation and repair services.

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What Our Customers Are Saying

SAC is our go to for all of our HVAC needs. They’ve been servicing our systems for several years and have been nothing but thorough and professional. Most recently we replaced our AC unit, and there process was smooth and fast. We love these guys and highly recommend them for your heating and cooling needs!

- Tim M

We just had a service call for a water heater issue and SAC went beyond our expectations by responding with a quick and high quality oriented solution. We have used them in the past for heating and A/C equipment issues and installations and have had a similarly excellent experience. I recommend them without any reservations.

- Pete B

I used SAC for checking my AC & Furnace. The technician Steve was very knowledgeable and professional. He explained step by step what he was doing and showed me all the possible future issues that I should keep my eyes on them. No pressure at all to do extra repair or fixing. I strongly recommend SAC for any heating and cooling job. They are one of the top.

- Ali M

Request Service in Colorado Today!

If your heating, air conditioning, or air quality needs attention and you live in Colorado, contact the residential and commercial experts at SAC Mechanical. We’re ready when you need us and look forward to serving you.