SUSAN BLYTHE
Project Coordinator
STEVE BRUNNER
Senior Engineer
JOHN BUTLER
Engineer
JUDY DORSEY
President & Principal Engineer
DAN EPSTEIN
Chief Operating Officer
BECKY FEDAK
Engineer
SETH JANSEN
Engineer
MARTY POOL
Engineer
KIRSTEN SAVAGE
Administrative Services Manager
JULIE SIEVING
Senior Engineer
MARY STRUEMPLER
Accountant, CPA
DAVE WORTMAN
Program Manager
JOHN BUTLER
Engineer
As an Engineer with Brendle Group, John brings his expertise in energy efficiency, renewable energy, and engineering design to our growing team of engineers. John manages a wide range of energy assessment projects. He analyzes utility data, conducts energy efficiency assessments, identifies efficiency opportunities, and develops cost savings and payback estimates for a wide range of commercial clients. He also brings to our team skills in energy modeling, renewable energy and sustainable design, research and development, and development of prototype projects.
John holds an M.S. in both mechanical engineering and business administration, as well as a B.S. in Chemical Engineering, all from Brigham Young University. He is also fluent in Spanish.
John holds an M.S. in both mechanical engineering and business administration, as well as a B.S. in Chemical Engineering, all from Brigham Young University. He is also fluent in Spanish.

