Marketing Committee Chairs
Bob Onyshko
Bob has been co-chair of the marketing commit for 5 years. He has been with for Harsco for 10 years where he specializes in slag sales, agricultural lime sales, and sales to the mining industry for acid mine drainage remediation. Before Harsco he worked in the construction industry selling cement, brick, and construction equipment for over 30 years. Bob earned Masters Degree in Corporate Training and Business Development from Carlow University. He also has a BS in Secondary Education from Duquesne University. Bob is married with three grown children.

Mike Costa
Michael Costa TMS Executive Vice President – Marketing and International Operations, has more than 28 years of experience in the industry. In addition to driving the marketing and technical services groups, Mike is responsible for overseeing the daily operations of the Company’s international sites, collaborating, and working with the Company’s domestic and international marketing team on all contract renewals and requests, and new projects. Mike joined the Company in 1993 in the Engineering Department and has held various positions of increasing responsibility in the Engineering, Operations and Marketing departments at the Company.
Mike has a bachelor’s degree in Electrical Engineering from Johns Hopkins University in Baltimore, MD and an MBA from Villanova University in Villanova, PA..