Board Members
Executive Committee
President
Brian Duncan
Irving Materials, Inc.
President Elect
Paul Overton
Phoenix Services, LLC
Vice President
Gregg Hebbe
Shelby Materials
Secretary
Caleb Brown
US Aggregates
Treasurer
Gus Diehr
General Drilling, Inc.
Immediate Past President
Spencer Depoy
Rogers Group, Inc.
EXECUTIVE DIRECTOR
Calvin Lee
IMAA
Directors
Jeff Wanstrath
(22-24)
New Point Stone Co.
Kris Luce
(24-24)
Martin Marietta
Joe Czarnecki
(23-25)
South Lake Stone
Sam Vernon
(23-25)
Mulzer Crushed Stone
Mike Ryan
(24-26)
Heidelberg Materials
Casey Jones
(24-26)
Engineering Aggregates Corp.
Associate Directors
Larry Simons
(23-24)
Assured Partners Inc.
Kip Bancroft
(24-25)
West Side Tractor Sales Co.