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Bradley J. Rinehart

Prior to becoming President of Matrix PDM Engineering, Bradley J. Rinehart served as Vice President of Matrix Service from May 1997 to December 2016; Regional Manager – Michigan Region from April 1991 to April 1997; Operations Manager – Michigan Region from January 1990 to March 1991; and as a Project Manager – Michigan Region from January 1988 to December 1989.

Mr. Rinehart holds an API-653 certification as well as an installer/inspector certification from the State of Pennsylvania. Mr. Rinehart holds a Bachelor of Science Degree in Construction Science from the University of Oklahoma and is a past board member of the Tulsa Ronald McDonald House.

Kenneth L. Erdmann P.E.
Senior Vice President

Senior Vice President Ken Erdmann holds a Bachelor of Science in Aeronautical and Astronautical Engineering from Purdue University (1990) and a Masters Degree in Civil Engineering from Oklahoma State University. Ken's engineering expertise has focused primarily in civil and structural engineering disciplines with emphasis in computer methods of structural analysis.

As the first design engineer hired by Matrix PDM, Ken has over 20 years of experience with the Company. At Matrix PDM he has held positions of Design Engineer (1991-1995), Director of Engineering (1995-2011), Vice President of Engineering (2011-2016), and Senior Vice President (current). In these roles Ken has implemented new computer systems, led new product development and provided strategic planning for the company's engineering services.

In industry, Ken has served on various American Petroleum Institute (API) committees and task groups for over 15 years. Under the API Committee on Refinery Equipment, Ken has chaired the manufacturer's and contractor's group and was recently named Chairman of the Design Subgroup for aboveground storage tanks. Ken has 56 professional engineering licenses throughout North America and is the named inventor for various Matrix patents.