PSI Leadership
Meet the team
Senior Management Team

Bill Marinelli
President and CEO

Steve Genestreti
Chief Financial Officer

Mark Allen
Chief Technology Officer

Pete Warren
Executive Vice President, Material Systems

Julia Dupuis
Executive Vice President, Optical Systems Division
Board Of Directors

Dr. B. David Green
Chairman

Mr. William E. Walsh
President, Finneigeas, LLC

Mr. George E. Caledonia
Past President and CEO of Physical Sciences

Mr. Steven R. Genestreti
Chief Financial Officer, Treasurer

Dr. William A. Ribich
President, Technology Solutions Group

Mr. Donald Romine

Dr. William J. Marinelli
President and Chief Operating Officer

Lauren Jennings, Esq.

Dr. Harlan Spence

Dr. David W. Cullin
President, Cullin Consulting
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