Meet Our Team

As General Manager of Donohue Commercial Service, Zach Willoughby provides strategic leadership backed by more than 10 years of commercial HVAC experience and over 20 years in t...

Tyson Anthony serves as Service Manager for Donohue Commercial Service in Tulsa, Oklahoma. With more than 20 years of HVAC experience, Tyson brings extensive technical expertise...

A graduate of Southwestern Oklahoma State University with a degree in finance, Brandon Mack is the Controller at Unite...

Jon is our senior HVAC/R Maintenance Professional with over 30 years of experience. He is capable of designing preventative maintenance programs that are customized to meet individ...

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Joined Donohue Commercial Service in 2023, prior to that he served in maintenance sales for United Mechanical Service for 7 years. Chris has over 25 years experience in customer...

With more than two decades of customer service and sales experience, Jessica brings a relationship-first approach to commercial HVAC preventative maintenance. After buildi...