Psychology

CHSS Distinguished Alumni

Sean M. Marsh

MA Psychology '99, PhD '05

Dr. Sean Marsh is a Mason industrial-organizational psychology graduate (2005), and is the founder and chairman of Fors Marsh Group (FMG). Since its founding in 2002, FMG has applied research and strategy to influence positive behavior change and improve programs in public and private organizations. As a certified B Corporation, FMG believes in using business as a force for good to compound the positive impact it creates. 

Marsh has created a strong corporate culture and unrelenting business growth driven by a research-first consultancy model. FMG has been recognized as one of the Fastest Growing Companies, eight years in a row, by Inc. 5000, awarded “Top Work Place” by the Washington Post for multiple years, and is one of the 35 largest market research firms in the United States, as awarded by Greenbook, the Insights Association, and PRWeek. 

Marsh ensures FMG’s impact extends beyond its client portfolio. The company has donated to over 30 deserving organizations and has implemented a community service program, providing pro bono solutions to local mission-aligned organizations over the last three years. In addition, FMG is also a founding member of the National Opioid Action Coalition (NOAC) and supporter of Year Up: Job Training.