Prime Group Holdings is a private equity real estate firm specializing in self-storage and other alternative real estate asset classes, managing assets valued at about $4 billion for a diverse global investor base.. The company is headquartered in Saratoga Springs, NY, with a regional office in Jupiter, FL, and investment origination offices in Denver, CO, and Hackensack, NJ. The firm employs over 600 professionals, including experts in investment, property management, investor reporting, construction, marketing, and deal sourcing.