40 years of HVAC

Excellence takes


Forty Years Forward
HEP proudly celebrates 40 years of commercial HVAC excellence. It takes fortitude to last – strength of character, toughness of spirit, firmness of purpose. These values are how we’ve been getting the job done for four decades. Take a look back at where we started.

Earning recognition


As ASHRAE International president in 2008, Bill promoted the mission: “Maintain to Sustain” around the world through speaking engagements, presentations and leadership. With over 50 years of service to the organization, Bill is an ASHRAE Fellow and continues to remain engaged and active.

Ashrae logo


our associates

through leadership

Most HVAC companies can look pretty similar on the outside. When you look a little closer, HEP stands out. Our average employee tenure –10 years – is long in a field where turnover can be high. We give our associates the freedom to do amazing things. They identify and solve problems in every aspect of their job, on every job site, every day.

A place to be YOUR BEST

Our HVAC associates must like it here: HEP was named “One of the Best Places to Work in Arkansas” in 2013, 2016, 2017, 2018, 2019, 2020, 2021 and 2022, and “One of the Best Places to Work in Oklahoma” in 2020 and 2021. We like to think that has something to do with the clients we serve, the kind of work we do, and the way we get along with both.

Every best place

must be a


Safety is the core of everything we do. We maintain a top safety rating and have been recognized for this with the AGC Safety award. Our commitment to HVAC safetyis recognized by our .68 EMR rating. That testifies to the training and care we invest in our employees and clients.

The associated general contractors of America
Every picture tells A STORY.
Helping doers since 1983 has made the ties that bind run strong and deep. Follow some of our top HVAC highlights through the years … and the story arc that has brought us to today.

through service

Bill Harrison, Chairman and CEO

Bill is an industrial engineering graduate from the University of Arkansas. After graduation, he attended the Trane Graduate Engineering Program before joining the Shreveport, Louisiana sales office. There, he spent 17 years before being awarded the franchise for Arkansas and returning to his home state in 1983. Bill has held a number of leadership positions in the HVAC industry on both local and international levels, most notably having served as the ASHRAE Society president. Bill is an active member of ASHRAE, as well as the Arkansas Association for Healthcare Engineering and the United States Green Building Council. He has served as president of the Arkansas Academy of Industrial Engineering, the Mechanical Contractors Association of Arkansas and as chairman of the Arkansas Construction Industry Coalition.

Bill Harrison photo


No matter what we do our culture stays fundamentally rooted in service, pride and getting things done the right way. From serving up HVAC solutions to serving up award-winning BBQ at community events, there’s always something for HEP team members to participate in.

Are you ready to join our team of HVAC champs?


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