Mainstream Commercial Diving

Executive Team

Ashley Dopf, Vice President of Business Development

Ashley has operated as owner and President since 1996. Since March 2012 her new title as Vice President has not changed her responsibilities for Drummac. She holds a B.S. in business from the University of Florida. Her prior business experience includes Managing Partner and Vice President of Bates Worldwide. At Bates, she directed the worldwide promotion of transportation and racing for the Havoline product line, a division of Texaco, Inc. Ashley oversees overall company operations, provides contract oversight and business development.

George Frye, Chief Mechanical Officer (CMO)

George has over twenty-five (25) years of mechanical rolling stock experience in passenger rail. George oversees and manages all mechanical operations and training for Drummac. He serves as a direct liaison with Amtrak Mechanical. His previous railroad experience includes many years with Amtrak in Washington, DC as machinist, electrician, car repairman and locomotive dispatch supervisor.

John Bull, Business Unit Leader

John is responsible for the co-management of Drummac with a focus on planning, contracts & administration, business development and employee growth. John is a graduate of Kent State University with a Bachelor’s Degree in Business Management. John has more than a decade of experience in organizational strategy, logistics, and leadership.