Ohio Public Employees Retirement System, Columbus, committed $200 million to HgCapital 7, confirmed spokesman Michael Pramik.
The international private equity fund focuses on middle-market investments in the U.K., Germany, Scandinavia and the Benelux region.
The retirement system, which includes defined benefit assets totaling $69.7 billion, previously invested in HgCapital 5 and HgCapital 6.