Apex has appointed Barry O’Brien as senior director, business development. Based in Apex’s Dublin office, he reports to John Bohan, co-founder and country head business development (Ireland), whom he will be working with to drive the firm’s growth in Ireland. O’Brien joins Apex from U.S. Bank Global Fund Services where he was most recently director, business development. Prior to its acquisition by U.S. Bank, he was head of fund client relations – Europe for Quintillion.