Maine Public Employees Retirement System, Augusta, hired Cambridge Associates as general investment consultant, said Andrew Sawyer, chief investment officer, in an e-mail.
Mr. Sawyer did not provide further information on the reason for the search.
Separately, the pension fund committed up to $200 million to Teays River Investments for an agriculture-focused private equity fund. It is a first-time commitment for the fund.
Also, the pension fund committed up to €60 million ($65.8 million) to buyout fund Charterhouse Capital Partners X. The pension fund made previous commitments to Charterhouse's eighth and ninth funds.
Another commitment of up to $60 million was made to Blackstone Capital Partners VII, a private equity fund managed by Blackstone Group. The pension fund previously committed up to $50 million to Blackstone Real Estate Partners Fund VIII in January.