Greer then transferred to Nova Southeastern University for 2004–05 and led the team with 11.2 points and 4.9 rebounds per game in a solid sophomore season.
Greer made his NBL debut on 3 September 2005 for Melbourne against the Wollongong Hawks.
[2] On 12 April 2014, Greer announced his retirement from basketball to pursue off-court career opportunities.
[5] In August 2018, Greer was appointed general manager of the South East Melbourne Phoenix.
[7] On 29 October 2024, it was announced that he had resigned from his position as CEO,[8] with his final day being 1 December 2024.