GTCR, a Chicago-based private equity firm, has promoted Luke Marker, Stephen Master and KJ McConnell to managing director.

Marker joined GTCR in 2009 and currently serves as a director of Corza Health, Maravai LifeSciences and Regatta Medical. Master joined the company in 2008 and is currently a director of Dreamscape, Lexipol and Simpli.fi. McConnell, who joined GTCR in 2014, currently works as a director of Cisive, Paya, RevSpring and Ultimus Fund Solutions.

“The talent of our people is critical to achieving our goal of delivering consistent, strong returns to our investors,” says Collin Roche and Dean Mihas, co-CEOs at GTCR. “These three professionals exemplify the attributes of business building, collaboration and individual impact that characterize our culture.”