Activ Sitting, Inc.



Roger Leib, AIA, ACHA, Founder

Product visionary. Founded, grew and sold a successful and most innovative healthcare seating company to a large Midwestern manufacturer. Designed and introduced iconic products that set standards for their industry. One of the “thought leaders” in healthcare furnishings.

Voytek Siwiec - Our Rocket Scientist

Industrial designer and engineering genius from aerospace to consumer exercise equipment. Among clients: NASA, Hughes Aircraft, General Dynamics,  Aerojet Rocketdyne.

David Boros, Esq.

In-house Counsel & Controller

In private law practice since 1980, with a focus on business transactions and business litigation with prior work experience as a budget analyst, controller and hospital regulator.


Anthony Arnold, Esq.

Stradling Carlson Yocca & Rauth

Graduate of Harvard Law School. Specialties include entrepreneurs, emerging growth companies, venture capital firms and investors and strategic alliances. Solving business problems, business strategies and achieving critical business objectives.

Jeff Sheldon - Patent Attorney

Sheldon is a summa cum laude graduate of Loyola Law School. He has a Bachelor of Science degree in Chemical Engineering from the Carnegie Institute of Technology, and a Master of Science degree in Biomedical Engineering from the University of Strathclyde, Glasgow, Scotland.

Sheldon has been litigating patents and prosecuting patent applications since 1975.

John Ratey, MD

John J. Ratey, MD, an Associate Clinical Professor of Psychiatry at Harvard Medical School and one of the leading experts in the field of the neuroscience of exercise. He has published over 60 peer-reviewed articles, and 8 books published in 14 languages, including "Spark-The Revolutionary New Science of Exercise and the Brain.”

Tom Schultz

Financial Executive with extensive experience directing operations and administration in both public and private manufacturing and distribution environments. Expertise in creating cost efficient business infrastructures that support growth, reorganization, and international operations. Operations experience includes Finance, Information Technology, Human Resources, Procurement and Contract Administration.

Donald J. Fike, MBA

Accounting & Finance

Over 30 years in diversified consulting practice drawing on previous operations experience and investment analysis.