Christopher T. Calio is an American businessman, and the chairman and chief executive officer (CEO) of RTX Corporation.
Calio graduated from South Windsor High School, Connecticut in 1992. He earned a bachelor's degree in political science from Trinity College, Connecticut, and a juris doctor and MBA from the University of Connecticut.
Calio became a director of RTX in 2023, and president and CEO in May 2024. He additionally became chairman in April 2025.
Calio is married to Caroline, and they have two sons.