The Public Service Pension Investment Board (PSP) is a Canadian Crown corporation that invests on behalf of the military forces including the Armed Forces, the Reserve Force, the Royal Canadian Mounted Police (RCMP) and the Federal PSP Plan. It is the only Canadian PPF to be headquartered at both Ontario (Ottawa) and Québec (Montreal) and is relatively flexible given its size, which is a bit smaller than CPP, CDPQ and OTPP. It is a sophisticated and aggressive investor in alternative assets, including hedge funds.