William O'Brien currently serves as a Community Support Specialist at Greystar, a position held since August 2024. Prior to this role, William accumulated extensive experience in property management and training across various positions at Windsor Communities from September 2015 to July 2024, including Property Manager, Systems Trainer, Senior Assistant Manager, and Assistant Manager. William also worked at B&M Management as an Assistant Property Manager and Leasing Consultant from September 2012 to September 2015, and began the career in leasing at Pinnacle Property Management Services and as an Assistant General Manager at Chipotle Mexican Grill from September 2008 to December 2011.