Allegion plc announced the appointment of John H. Stone as CEO effective July 11, 2022, succeeding David D. Petratis, who announced his retirement on May 31, 2022. Most recently, Stone served as president of Deere & Company's Worldwide Construction, Forestry and Power Systems business, where he was responsible for the sustainable, profitable growth of the company's construction and forestry equipment business as well as the continued success of the Wirtgen Group. Stone previously headed Deere'sIntelligent Solutions Group, the company's precision-ag technology arm, where he led the acquisition of tech startup Blue River Technology, the establishment of the San Francisco John Deere Labsoffice and the precision-ag headquarters in Urbandale, Iowa.

He holds a bachelor's degree in mechanical engineering from the United States Military Academy and an MBA from Harvard Business School.