The mine headquarters in Bismarck, ND is the home of the Accounting, Account Payables, Payroll, and Human Resource Departments.
The Center Mine, which is 30 minutes northwest of Bismarck, is the home of all mine operations including production, equipment maintenance, information technology, safety and training, engineering, purchasing, receiving, and warehouse.
President
Mike Heger
701-355-5588
Director - Human Resources
Cheryl A. Froelich
701-355-5500
Manager - Finance & Accounting
Ryan Wrolstad
701-355-5500
Manager - Engineering
Jon Rudnick
701-355-5530
Operations Manager
Eric Olafson
701-355-5528
Safety Supervisor
Tim Wetzel
701-355-5582
Environmental Supervisor
Greg Petrick
701-355-5547