Charlie Jelen

Charlie Jelen is the pre-construction lead for Trane’s energy and decarbonization program for key account customers. Through this program, Charlie collaborates with larger enterprises to define their environmental sustainability objectives and establish initiatives and programs to reduce operational emissions through financially attractive and measurable projects. 

Charlie has been involved in the development and support of HVAC systems for Trane since 2012.  His areas of expertise are in hydronic systems, refrigerants, system modeling, and decarbonized system designs including the electrification of heating.  

Charlie lives with his family in La Crosse, WI and graduated from the University of Minnesota with a degree in Mechanical Engineering.