Meet Our Team

Matt Barrett
Staff Engineer

Nick Bennett
Assistant Lab Manager

Dave Borud, P.E.
Laboratory Manager

Will Bowman*
Staff Engineer

Lindsay Braxler*
Administrative Support & Billing Specialist

Mindy Caldwell*
Marketing Manager

Ryan Dexter, P.E.*
VP of Engineering

Stefan Donica, P.E.*
Staff Engineer & TER Manager

Jay Edgar
IT Development Leader

John Fredrick
Business Development

Suzi Grundahl
Vice President

Kirk Grundahl, P.E.
President

Calvin Hamblet
Staff Engineer

Blain Harpstrite
Staff Engineer

Dan Hawk, P.E.
Director of Engineering

Adam Heise
Engineering Technician

Eric Helmueller, P.E.
Staff Engineer

Keith Hershey
General Manager

Johnny Jaeger
Property Maintenance Technician

Paul Knuteson
Laboratory Technician

Trish Kutz
Operations Management

Jon Nelson
Systems Administrator

Kai Olson*
Staff Engineer

Jan Pauli
Project Manager

Darren Promer*
Staff Engineer

Evie Reinke*
Quality System Manager

Jason Riddell
Lab Technician

Chris Scoville*
VP of Product Certification

Briana Staszak*
Operations Manager

Nick Statz*
Operations Specialist

Justin Taylor
Lab Technician/Engineer

Jim Vogt, P.E.*
VP of Engineering

Larry Wainright*
Certification Team Mentor

Ashley Widmer*
Operations Assistant

Mike Yee*
Staff Engineer

Mike Younglove
Accounting & Facilities

Jill Zimmerman*
Director of Operations

Jake Zylka, P.E.
Staff Engineer