Metropolitan Transportation Authority, New York, is searching for a third-party administrator, a stable value mutual fund manager and a provider of education and information services for its 457 and 401(k) plans, which total $850 million, said Sal Acosta, manager-deferred compensation. The system is required to put the contracts out for bid every five years, Mr. Acosta said. Prudential is third-party administrator and provides education and information services; T. Rowe Price, Galliard and Prudential manage the $300 million stable value fund. All incumbents may rebid, he said. Proposals are due Aug. 21 and are available from Paul Fallon, senior manager of contracts, at (212) 878-0176. Selections are expected in October, Mr. Acosta said.