Bob Archibald

CEO

Chief Executive Officer - Q4 Impact Group, LLC
Chief Operating Officer - Canadian Premium Sand, Inc.
Chief Operating Officer - Global Proppant Supply, LLC
Managing Director - Behre Dolbear Management Consulting, Inc.
Senior Director - Lafarge North America, Eastern U.S.
Vice President - Rein, Schultz & Dahl of Illinois; including Fox River Stone, Joliet Sand and Gravel, Tuscola Stone Company
Chief Operating Officer - Devcon International Corp including Puerto Rico Construction Company, Antigua Masonary Products, St. Thomas & St, Croix Aggregates, Tortolla Crushed Stone and St. Martin Construction Materials Company
President - Archibald Mining & Minerals Corp.
Regional Division Director - Dunn Geoscience Corp.
Vice President Operations - National Stone Association Washington, DC
Area Manager, Sr. Mining Engineer - Meridian Aggregates Company, Inc.
Mine General Foreman, Chief Engineer - Anaconda Minerals Company

B.S. Mining Engineering - Montana Tech
MBA Financial Management - Meinders School of Business, Oklahoma City University
Registered Professional Engineer
SME Registered Member
Recognized Qualified Person - Quarry and Industrial Minerals