Management Team

Joseph J. Madrak, Jr.
President

B.S. in Chemistry/Mathematics, Lock Haven University, Lock Haven, PA, 1988
Graduate Studies in Business, University of Delaware, Newark, DE
Mr. Madrak is responsible for the overall Business Development and oversight of the Sales & Marketing Department. Other major responsibilities are oversight of Transportation, Disposal and Lab Packing operations; including negotiating pricing and marketing agreements with strategic and environmentally sound RCRA facilities.

Peter A. Massaro
Corporate Secretary

Masters of Management with emphasis in Business Administration, Pennsylvania State University, Malvern, PA, May 1994
B.S. in Chemistry/Biology, West Chester State College, West Chester, PA, May 1982
Mr. Massaro has responsibilities for oversight and scheduling of our operations department. He is also responsible for the procurement of vehicles, equipment, and supplies.

Anthony Thomas
Director, Client Services

B.S., Environmental Resource Management, Pennsylvania State University, State College, PA
Mr. Thomas is a Sales Executive, accountable for providing turnkey transportation, disposal and remediation services for clients throughout the Eastern United States. He is also responsible for regulatory training to clients to ensure compliance with OSHA, DOT and RCRA.

Richard A. Wimmer
Vice President Sales and Marketing

B.S., Science Administration, Widener University, Chester, PA, 1987 Minor in Experimental Sciences CHMM
Mr. Wimmer is Vice President of Sales and Marketing, accountable for increasing revenue and profitability of TIER's new and existing client base.