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 is the TMS International Senior Vice President – Marketing and Business Development, and has more than 25 years of experience in the industry. In addition to driving the marketing and technical services groups, Mike is responsible for collaborating and working with the Company’s international marketing team on all contract renewals and requests, new projects and helping to grow the worldwide operations for TMS. Mike joined TMS 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 and an MBA from Villanova University in Villanova, PA.