Jeffrey P. Lagarce was named president and chief marketing officer at OFI Institutional Asset Management, a subsidiary of OppenheimerFunds, said Bruce Dunbar, spokesman. Mr. Lagarce replaced Chuck McKenzie as president; Mr. McKenzie remains chairman and CEO. The chief marketing officer position is new. Mr. Lagarce's hiring allowed Mr. McKenzie to "take on broader responsibilities," said Mr. Dunbar. Mr. Lagarce had been executive vice president at Fidelity Investments Tax-Exempt Services Co., said Jenny Engle, Fidelity spokeswoman. The firm has not filled his position; she could not provide further details on the vacant post. OFI Institutional has $7 billion in assets under management for pension funds, endowments and foundations.