Maryland Teachers & State Employees Supplemental Retirement Plan, Baltimore, issued an RFP for an investment consultant, according to Michael Halpin, executive director of the $2.1 billion system. The contract of current consultant Segal Advisors expires in May; the firm will be allowed to rebid. The new contract will be for three years, with a two-year renewal option. The RFP is available from the system's website, www.msrp.state.md.us. Proposals are due March 21; a selection is expected by May.