John G. Berylson is a Boston

Boston

Boston is the capital of and largest city in Massachusetts, and is one of the oldest cities in the United States. The largest city in New England, Boston is regarded as the unofficial "Capital of New England" for its economic and cultural impact on the entire New England region. The city proper had...

 based businessman and founder of Chestnut Hill Ventures LLC. He is the chairman of London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

 football team Millwall

Millwall F.C.

Millwall Football Club is an English professional football club based in South Bermondsey, south east London, that plays in the Football League Championship, the second tier of English football. Founded as Millwall Rovers in 1885, the club has retained its name despite having last played in the...

.
He attended Harvard Business School

Harvard Business School

Harvard Business School is the graduate business school of Harvard University in Boston, Massachusetts, United States and is widely recognized as one of the top business schools in the world. The school offers the world's largest full-time MBA program, doctoral programs, and many executive...

 earning an M.B.A, Brown University

Brown University

Brown University is a private, Ivy League university located in Providence, Rhode Island, United States. Founded in 1764 prior to American independence from the British Empire as the College in the English Colony of Rhode Island and Providence Plantations early in the reign of King George III ,...

 earning an A.B. degree and New York University

New York University

New York University is a private, nonsectarian research university based in New York City. NYU's main campus is situated in the Greenwich Village section of Manhattan...

, where he picked up an M.S. He is the director of Youngworld Stores Group, Inc and Non Executive Chairman, Member of Audit Committee and Member of Remuneration Committee of Millwall Holdings PLC. Berylson has pumped an estimated £16m into the club. He is also the director of Manifold Capital Corp.

He is a former US Marine and passionate fan of the Boston Red Sox

Boston Red Sox

The Boston Red Sox are a professional baseball team based in Boston, Massachusetts, and a member of Major League Baseball’s American League Eastern Division. Founded in as one of the American League's eight charter franchises, the Red Sox's home ballpark has been Fenway Park since . The "Red Sox"...

. He holds numerous Trustee positions; at the Beth Israel Deaconess Medical Center

Beth Israel Deaconess Medical Center

Beth Israel Deaconess Medical Center in Boston, Massachusetts is a major flagship teaching hospital of Harvard Medical School. It was formed out of the 1996 merger of Beth Israel Hospital and New England Deaconess Hospital...

, The Newton-Wellesley Hospital

Newton-Wellesley Hospital

Newton-Wellesley Hospital is a community teaching medical center located in Newton, Massachusetts on Washington Street. It is affiliated with Tufts University School of Medicine and Harvard Medical School...

, Brown University Sports Foundation, and he holds the position of Director at the Brown University Library System.