Our Professionals

Our Partners and Associates bring a diverse range of skills and expertise to ISG engagements. Based on the individual project and client needs, we are able to quickly provide the necessary talent, offering our customers a highly qualified team that can successfully execute any engagement. The professionals identified here represent some of the major talent that works with our firm, although there are other Associates and Expert Consultants we engage if required to effectively complete any assignment.

Thomas H. Elder
Managing Partner
Currently a Managing Partner with InSight Solutions Group, Tom has led successful management change efforts as a consultant for more than 30 years.
In 1983 he created The Elder Group, a management consulting firm which grew from a regional company focused on technology, process, and organization change to a full scale professional service operation with national and international clients. Between 1983 and 1999 as Principal of The Elder Group, Tom provided leadership and innovative solutions to start-ups and multi-billion dollar companies alike across nine industry groups.

Marion J. Witt
Managing Partner
Marion Witt, Managing Partner of InSight Solutions, has been with the firm (originally named The Elder Group) since 1984 and has been a Managing Partner since 1994. During more than thirty years with the company, she has managed numerous projects within a variety of disciplines, including all aspects of organizational research and negotiations involved in the acquisition of a new business unit by a billion-dollar health care corporation.

Fred Parrish
Expert Consultant
Fred Parrish brings a successful history of P&L management, as well as significant years experience in financial and operational areas, to his role as Senior Consultant for InSight Solutions Group. For more than eight years, Fred has worked in increasing responsible roles as the senior financial officer for fast-growing firms in Dallas, Texas. Prior to that, he served for over ten years as the Chief Executive Officer for The Company Doctor (acquired by Healthsouth Corporation) and Composite Technology Group, as well as headed his own consulting firm for two years.