Management Team

C. Dennis Pegden, PhD. - Chief Executive Officer
Dennis Pegden was the founder and CEO of Systems Modeling Corporation, later purchased by Rockwell Automation. He has held faculty positions at the University of Alabama in Huntsville and The Pennsylvania State University. He led in the development of the SLAM, SIMAN, Arena, and Simio simulation tools. He has co-authored three simulation textbooks and has published papers in a number of fields including mathematical programming, queuing, computer arithmetic, scheduling, and simulation. Dennis is responsible for day-to-day operations.

David Sturrock -Vice-President of Products
David Sturrock is responsible for design, development, support, and services for Simio simulation and scheduling products. He has held similar positions at Systems Modeling, Rockwell Automation, and Inland Steel. He has extensive experience in product development, product management, working with customers, and interacting with business partners as well as experience applying simulation and scheduling in a wide variety of applications. He has a proven record of making market successes.

Mary M. Kirsch, C.P.A., M.B.A. -Senior Financial Advisor
Mary Kirsch is responsible for financial planning and accounting for Simio LLC. She held the position of CFO at Systems Modeling from 1990 to 2000 when Rockwell Automation purchased Systems Modeling. Prior to Systems Modeling, she was Tax Manager in the public accounting firms of KPMG (formerly Peat Marwick Mitchell) and Arthur Andersen.

Rich Ritchie -Vice President Sales and Marketing
Rich Ritchie is responsible for enterprise sales of the Simio scheduling application. Rich has held a variety of positions in sales and sales management. He specializes in developing mutually beneficial relationships with Fortune 1,000 customers. Rich was formerly CEO of Interim Sales Management Services; an interim sales management practice specializing in improving sales performance.