Board of Directors

Michael H. Howland


Mr. Howland is a retired career diplomat who currently is founder, Chairman, President and Chief Executive Officer of Tioga Holdings, Inc., a Reston, VA based holding company that operates four technology and consulting businesses in Northern Virginia.  Mr. Howland started his public service career in the U.S. Military and is a Vietnam veteran.

Mr. Howland holds a graduate degree from Georgetown University in International Law and Politics.  He was also on the staff of Georgetown University for two years prior to joining the Foreign Service where he served throughout the Middle East, South Asia, Europe, and the former Soviet Union.  In 1979, Mr. Howland was one of 52 American diplomats taken hostage by Iranian terrorists and held prisoner for nearly two years.

Mr. Howland serves on the Board of Directors of the Creative Youth Foundation, a Middleburg, VA based organization that helps disadvantaged children find a voice through the performing arts.


Thomas C. Schuler, MD, FACS


Dr. Schuler is CEO and founder of the Virginia Spine Institute.   He has been the spine consultant to the Washington Redskins  for over 20 years and frequently treats professional and amateur athletes.  Dr. Schuler is a pioneer in the advancement of disc arthroplasty, minimally invasive spine surgery and regenerative therapies.  He has revolutionized spinal healthcare across the Washington, DC metropolitan area and the nation.

Dr. Schuler is the Physician Assistant Fellowship Program Director at the Virginia Spine Institute.  Dr. Schuler is a distinguished fellow in both The American College of Spine Surgery and the American College of Surgeons.  He is a member of the North American Spine Society, The Spinal Research Foundation and the U.S. Capital Chapter of the World Presidents’ Organization.

Kevin M. Burke


Mr. Burke is the President and CEO of Centuria.  Since founding the company in 2002, Mr. Burke has guided Centuria through three consecutive years on the Inc. 500 index of America’s fastest growing companies and four consecutive years on the Washington Technology Fast 50.  Prior to Founding Centuria, he founded Synapse Incorporated, which grew to over 40 employees in less than twenty-four months.  Before building these companies, he served as a technical resource for MCI, a GS employee within the Department of Health and Human Services, and a United States Marine.  Mr. Burke has been featured in Inc. Magazine and is an executive committee member of the Washington Baltimore Chapter of Young Presidents’ Organization.


Brian R. Subach, MD, FACS

Chief Scientific Officer

Dr. Subach is a spine surgeon and the Director of Research at the Virginia Spine Institute.  He is a nationally recognized expert in the treatment of spinal disorders and an active member of the American Association of Neurological Surgery, the Congress of Neurological surgeons, and the North American Spine Society.  He is an invited member of the international Lumbar Spine Study Group and a fellow in the American College of Surgeons.  He lectures extensively regarding the management of complex spinal disorders in both national and international forums.

Dr. Subach has written 15 book chapters, more than 50 published articles regarding treatment of the spine, and is the Editor-in-Chief of the Journal of the Spinal Research Foundation.


Raymond F. Pugsley

National Race Liaison

Mr. Pugsley is co-owner of Potomac River Running, Inc., a running/walking specialty store he helped establish in 2003 which now has eight locations in the Washington, DC metropolitan area. Ray raced competitively at Dartmouth College. A cross country lover, he’s been going strong for 30 years — he was the US Junior National Cross Country Champion in 1988, and finished second in the US Masters Cross Country race in 2009 and 2013.  Ray takes advantage of his extensive experience with both training and injuries by coaching adults through the PR Running Club, which was created in 2001.  As a life-long athlete, Mr. Pugsley strives to help people in the local community stay active and healthy through his stores, coaching, and event support.


John Beatty

Member of the Board


William H. Evers, Jr., PhD

Member of the Board

Dr. Evers is President and CEO of Systems, Technology & Science, LLC, which he founded in 1998.  He is responsible for both setting the strategic direction of the firm and insuring its day-to-day execution.  Dr. Evers currently serves as a member of the independent Scientific and Engineering Review Group (iSERG) of the Missile Defense Agency.  Previously, he served as a member of the Defense Science Board Task Force on Tactical Battlefield Communications, as Vice Chair of the Army Science Board, was a member of the Executive Committee of the National Academy of Sciences Board on Army Science and Technology, and was a consultant to the Defense Science Board 1993 Summer Study on Global Surveillance.   Dr. Evers also served as the Chairman of the Laser Device Panel of the Office of the Under Secretary of Defense Research and Engineering’s High Energy Laser Review Group (HELRG).

Andrew Greene

Member of the Board

Mr. Greene began his career as a financial advisor with Merrill Lynch in 1992.  He is currently a First Vice President with Merrill Lynch Global Private Client Group and a founding partner of the GMMT team, meeting financial needs of families, small to mid-size businesses, and not-for-profit organizations.  Virginia Business Magazine named Mr. Greene in their Top 30 Financial Advisors in both 2005 and 2006.

Mr. Greene holds a bachelor’s degree from the University of Maryland and is a Certified Financial Manager.  He serves on several other charitable boards including the Lt. Joseph P. Kennedy Institute for the Developmentally Disabled where he is Advisory Council President.

Brian D. Nault

Member of the Board

Mr. Nault is the Chairman, CEO, and Co-founder of AOC Applied Technologies Corporation (ATCorp) and BlueWater Federal Solutions, Inc.  He is a proven executive with experience in the fields of financial services, technology, and Federal Government contracting.  With his passion for our “Nation’s future,” Mr. Nault and his companies support several important charities, including St. Judes Children’s Hospital, Special Olympics, and the Redskins Foundation.


Paul J. Slosar, Jr., MD

Member of the Board

Dr. Slosar is an orthopedic spine surgeon and president of SpineCare Medical Group in San Francisco, CA.  Dr. Slosar is also the Medical Director of the Spine Care Institute of San Francisco, Co-Director of the San Francisco Spine Institute and Director of Surgical Research. Dr. Slosar is board certified by and an oral board examiner for both the American Board of Orthopaedic Surgery and American Board of Spine Surgery.  He has authored many articles in peer-reviewed journals, written book chapters, and given podium presentations at national and international meetings. Dr. Slosar is an editorial board member of several peer-reviewed journals including Spine and The Spine Journal.