LPL Financial Holdings Inc. announced Dayton Semerjian will join the firm as managing director and Chief Customer Care Officer, leading LPL's Service, Trading and Operations organization, effective February 28, 2019. With more than 30 years of professional experience, Semerjian will focus on delivering a differentiated service experience for LPL advisors. Semerjian joins LPL from CA Technologies Inc. where he was most recently general manager and senior vice president, Global Customer Success.