Texas County & District Retirement System, Austin, committed $100 million to private equity fund GTCR XII/A&B, a transaction report showed.
The fund will focus investment in North American core business sectors, including health care, information services and technology, and financial services.
The $27.8 billion pension fund committed $40 million in November 2013 to the previous fund in GTCR's fund family.
The addition of the latest GTCR fund brings the system's commitments to private equity and venture capital funds to $899 million to 18 funds year-to-date through Sept. 30, according to the report.