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Joshua Holtgreive

Josh is an energy engineer with a background in HVAC and energy systems. He works on energy studies, energy management, and commissioning services.


Before Go, Josh earned a Bachelor of Science in Mechanical Engineering at Northwestern University. His curiosity led him from structural and civil engineering into the world of energy and energy systems. During his undergraduate time, he worked with the design of residential and commercial heating and cooling systems. Josh’s academic interests in sustainable construction, energy management, and curiosity about clean energy implementation led him to join Go.


Outside the office, Josh is a recreational guitar player, national park enthusiast, and indoor and outdoor rock climber. He also enjoys running, hiking, cooking and trying new foods, and sharing a great meal with friends and family.

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