Odyssey Founded

In May 1997, Odyssey Systems Consulting Group, Ltd. is founded in the Boston area by Michael Sweat and Michael Prisco to support the Air Force Electronic Systems Center (ESC).
Founded in Burlington, MA

Corporate Reorganization

Corporate Reorganization establishes five mission-focused growth centers and consolidated Business Operations infrastructure, paving the way for increased stability and continued business growth.

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CEO Transition

Tom Portlock named as third Chief Executive Officer in Odyssey’s history.
Tom Portlock

Inc. 5000 Recognition

Odyssey recognized for the 6th time on the 2019 Inc. 5000 annual guide to the 5,000 fastest-growing privately held companies in the United States.
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Medical Portfolio

Odyssey expands into medical administration and research roles supporting the Dayton, Ohio Naval Medical Research Unit (Aeromedicine).
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Mike Sweat Retirement

Cofounder Mike Sweat retires as Chairman of the Board. Odyssey transitions to a new ownership group following internal management buyout.
Mike Sweat

EPASS Program Awards

Following contract awards under the AFLCMC EPASS program, Odyssey opens offices in Ft. Walton Beach, Florida, Dayton, Ohio, and Warner Robbins, Georgia.


Odyssey awarded GSA OASIS Small Business Contract Pools 4, 5(b), and 6.

CEO Transition

In June 2013, Randy Nunley succeeded Mike Sweat as Odyssey CEO. Mike Sweat assumed the role of Chairman of the Board.
R Nunley