The System has over 430,000 participants (customers), including 192,000 members who are actively employed and participating in the System, 165,000 payees who receive a monthly payment from the System, and 40,000 vested members who are no longer actively employed but have earned a benefit that will become payable at a future date. Located in Baltimoreâs Central Business District, SRPS offers a purpose-driven workplace with modern amenities, including panoramic city and harbor views, renovated common areas, upgraded elevators, and an on-site cafÃ.