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11540 Plano Road, Dallas, Texas 75243-5214
P.O. Box 551206 Dallas, Texas 75355-1206
Phone: (214)-341-2042 or (214)-341-9300
Fax: (214)-342-4981

Officers of  United  Mechanical

David Osborne
Brian Chester LEED 
Tony Cox  
Jerry Patterson  

President
Executive Vice President
Vice President / Div. Mgr.
Vice President / C.F.O.

dosborne@unitedmechanical.com
bchester@unitedmechanical.com
tonycox@unitedmechanical.com
jpatterson@unitedmechanical.com


Design - Engineering - Safety  Staff

Gary Scoggins PE LEED
Randy Andrews

Sales/Design Engineer
Safety Director

garys@unitedmechanical.com
randrews@unitedmechanical.com


Commercial / Industrial Division Staff

Richard MacDonald
John Yockey
Curtis Coburn
John Stapp
Van Hadaway
Jeff Harris
Jeff Springer

Chief Estimator
Plumbing & Piping Estimator
HVAC Estimator
Project Manager
Project Manager
Project Manager
CAD Operator

rmac@unitedmechanical.com
jyockey@unitedmechanical.com
ccoburn@unitedmechanical.com
jstapp@unitedmechanical.com
vhadaway@unitedmechanical.com
jharris@unitedmechanical.com
jspringer@unitedmechanical.com

Service Division Staff

smcclure@unitedmechanical.com
bwhitson@unitedmechanical.com
kpowers@unitedmechanical.com
jdelozier@unitedmechanical.com
jhutto@unitedmechanical.com

Steve McClure
Bob Whitson
Keith Powers
Jerry Wayne Delozier
John Hutto

HVAC Service Manager
Res. HVAC Service Manager
Plumbing Service Manager
Plumbing Service Supervisor
HVAC Commercial Sales

Special Projects Division Staff

Brian Frampton
Jim Murdock

Special Projects Manager
Special Projects Manager

bframpton@unitedmechanical.com
jmurdock@unitedmechanical.com

Metal Fabrication Division Staff

David Heitmeyer
Geron Binion 

Metal Shop Foreman
Metal Shop Coordinator

dheitmeyer@unitedmechanical.com
gbinion@unitedmechanical.com

Support Staff

Diane Blackburn
Julia Dotson
Pam Root
Chris McMillen
Jeff Nelson
Cotton Williams

Accounts Payable Manager
Accounts Receivable / Payroll
Executive Secretary
Accountant
Purchasing
Warehouse Manager

dblackburn@unitedmechanical.com
jdotson@unitedmechanical.com
pamr@unitedmechanical.com
mcmillen@unitedmechanical.com
jnelson@unitedmechanical.com
cotton@unitedmechanical.com

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