Question: The Professional Basketball Club LLC is an investment group headed by an American businessman who is the chairman of Dorchester Capital Corporation, and is also the chairman emeritus of the board of directors of what organization?
Related documents: [0]  [DOC] The Professional Basketball Club LLC is an investment group headed by Clay Bennett that owns the National Basketball Association (NBA)'s Oklahoma City Thunder franchise (formerly the Seattle SuperSonics) and the Thunder's NBA Development League affiliate Oklahoma City Blue. The group also owned the Women's National Basketball Association (WNBA)'s Seattle Storm franchise from 2006 to 2008. The PBC then sold the Storm to local Seattle owners, before moving the SuperSonics to Oklahoma City. [END] 
[1]  [DOC] Clayton Ike Bennett (born 1959) is an American businessman and chairman of the Professional Basketball Club LLC, the ownership group of the Oklahoma City Thunder, an NBA franchise formerly known as the Seattle SuperSonics. Bennett is the chairman of Oklahoma City-based Dorchester Capital Corporation, as well as the chairman emeritus of the board of directors of the Oklahoma Heritage Association and chairman of the Board of Regents of the University of Oklahoma. [END] 
Answer: 
Oklahoma Heritage Association
Oklahoma Heritage Association