ABOUT US

HEI is a certified Minority Business Enterprise (MBE), mechanical and electrical consulting engineering firm specializing in the design of mechanical, electrical, and technology systems, commissioning, and energy services. Our experienced engineers provide various services including pre-design studies, energy usage simulation, early schematic planning and budgeting, timely design development, thorough construction documents, and comprehensive construction administration along with post-occupancy evaluation. Post-occupancy assistance with commissioning and utility tracking ensure adherence to an owner's original design intent. Our process includes thorough, efficient coordination with a building owner's staff and design team, project consultants and architectural and interior design firms.


LEADERSHIP

 


ASSOCIATES & STAFF

Bernie Barrie
Senior Project Designer

Michael Bleeker
Project Engineer

Joseph Borchardt
Engineer

Ryan Charlton, PE
Senior Project Engineer

Calvin T. Chhuor
Project Designer

Nick Cierzan
Commissioning Agent

Kelly Delaney, CxA
Commissioning Agent 

Brian Gibson, PE
Senior Project Engineer

Trevor Gilbertson, PE
Project Engineer

Tammy Gillen
Office Administrator

Jeff Hauswirth
Senior Designer

Nathan Holewa
Project Engineer

Becky Klinghagen
Designer

Jonathan Kuehn
Engineer

Luke Kusie, PE
Senior Project Engineer

Tony Knobel
IT Manager

Dustin Kwiatkowski
Staff Designer

Kevin Loftsgaarden
Designer

Andrea Loppnow
Marketing Coordinator

Scott Mason
Project Designer

Sue Opsahl
Senior Project Designer

Kristin Papke
HR & Accounting Specialist

John Parks, CxA
Commissioning Agent

Dave Quigley
Project Designer

Jessie Raines
Engineer

Mark Rauner 
Senior Project Designer

Mason Savage
Engineer

David Schoeberl
Engineer

Thomas Stoutenburg
Senior Project Designer

Kyle Thompson
Engineer

Angela Thoreson
Senior Project Designer

Joe Vomela
Senior Project Designer

Keith Weinzierl, PE
Senior Engineer

Dan Zitzer 
Senior Designer