Maine Public Employees Retirement System, Augusta, hired Strategic Investment Solutions as general consultant, according to a statement on the $10.2 billion retirement system's website.
SIS will replace Hewitt EnnisKnupp. The change followed a periodic review of the retirement system's service providers, the statement said.
Neither Andrew Sawyer, Maine PERS chief investment officer, nor MacKenzie Lucas, a spokeswoman for Hewitt EnnisKnupp, could be reached for comment by press time.