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McMillan James Equipment Company

McMillan James Equipment Company is a full-service HVAC manufacturers’ representative based in the Dallas/Fort Worth Metroplex. We specialize in creating custom Heating, Ventilation and Air Conditioning (HVAC) systems and engineered solutions in North Texas.

Representing over 30 high-quality manufacturers, we offer an extensive range of products and solutions for diverse markets. Our experienced sales staff, in-house design capability, and full-service factory-certified technicians and installers allow us to exceed the expectations of our clients and their demanding applications.

Our specialties include:

MJ Training

In the Summer of 2012, McMillan James Equipment Company opened a state-of the-art training facility and product showroomin Grapevine, TX. This facility is designed to educate and train clients on products and solutions, as well as the latest industry and market trends. Hands-on demonstrations and the latest technology create an innovative experience for engineers, contractors and end users.

We strive to increase productivity by supplying HVAC products and services that enhance our customers’ ability to perform beyond expected standards. We believe that customer satisfaction is achieved with inspired teamwork and a common goal of meeting our customers’ needs with the highest level of integrity.

Latest News

2014 MJEC Hydronic Product Show

ENJOY Product Demo, Poker Run, BBQ & Seminars Prizes awarded at poker run and seminars. To sign up for Seminars visit and click on your preferred seminar!

MJEC Announces the Opening of a State-of-the-Art Training and Distribution Center.

On June 15th, McMillan James opened the doors to a new 15,000 square foot facility located at 810 Mustang Drive in Grapevine. The new facility, adjacent to the home office at 1010 Mustang Drive, houses a training center, product showroom, … Continue reading

New MJEC Website!

We’re excited to present to you the latest version of Starting this spring, we decided it was time to do a full overhaul of our website to be a richer and more beneficial experience for all current and prospective … Continue reading