PagerDuty (NYSE:PD), the leader in AI-first operations management, today announced that John DiLullo has been appointed Chief Executive Officer, effective May 11, 2026. DiLullo succeeds Jennifer Tejada, who has served as CEO since 2016 and has transitioned to Executive Chair of the Board of Directors. DiLullo's appointment follows a thoughtful and deliberate succession planning process, led by Tejada and the Board. Tejada will work closely with DiLullo to support a seamless leadership transition and continued execution of the Company's long-term strategy.