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Our Team

Committed professionals ready to support your mission.

Committed Professionals Ready to Support Your Mission

Our multidisciplinary team brings together expertise in engineering design, electrical systems, mechanical systems, and construction execution, working as a single, unified unit to deliver exceptional outcomes for our clients.

Click on a team member’s photo or name to read their full bio.

Robert Heiderscheidt
Robert Heiderscheidt
President and CEO
Bob Matthews
Bob Matthews
Vice President of Sales
Mark Untiedt
Mark Untiedt
Chief Operating Officer
Christopher Krestel
Christopher Krestel
Chief Business Development Officer
John Heiderscheidt
John Heiderscheidt
Chief Compliance Officer
Steve Manning, CPA
Steve Manning, CPA
Consultant and Chief Financial Officer
Dawn Grencik
Dawn Grencik
Controller
Tejas Mandekar
Tejas Mandekar
Project Manager
Juan Coviella
Juan Coviella
Project Manager
Jonathan Schooley, PE
Jonathan Schooley, PE
Electrical Engineer
Cory Hammer
Cory Hammer
Assistant Project Manager
Patti Lietz
Patti Lietz
Office Administrator

Want to Work With Our Team?

Reach out and we’ll connect you with the right expert for your project.

Talk to an Advisor
855.634.3282
info@mdiaccess.com
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