James V. Dirkes II, P.E., LEED-AP, BEMP
James V. Dirkes II, P.E., LEED-AP, BEMP, is the president of The Building Performance Team. While HVAC systems have been his principal focus, Dirkes also has extensive experience with most mechanical systems as well as electrical and digital control systems. He has conducted energy analysis for numerous new and existing facilities using EnergyPlus, Retroficiency, EZ Sim and bin method tools. Dirkes has authored several energy analysis tools including ASEAM-UM and a spreadsheet-based HVAC front end for EnergyPlus. He has been a consultant for Simergy, an EnergyPlus graphical user interface and a beta tester for new EnergyPlus releases. Dirkes has written articles for several publications including ASHRAE Journal and presented technical papers at ASHRAE Conferences. He received his bachelor’s degree in mechanical engineering from the University of Detroit and is a registered engineer in Michigan.