Paychex, Inc. announced that Martin Mucci, chief executive officer and chairman of the board, will retire as CEO, effective October 14th, 2022. Mucci will remain chairman of the company's board of directors. John B. Gibson, Jr., currently president and chief operating officer, will assume the role of president and CEO.

Mucci has served as Paychex CEO since 2010 and was named chairman of the board in 2021. He joined Paychex as senior vice president of operations in 2002. In his time as CEO, Paychex has transformed into a technology-enabled service company and significantly expanded its HR solutions capabilities.

Through its SaaS-based HR software, Paychex Flex®, and world-class personalized service, Paychex anticipates the needs of clients with innovative products, services, and support. Gibson joined Paychex in 2013 as senior vice president of service, leading the operations of all Paychex business divisions including human resource services, payroll, retirement, and insurance services. In 2021, Gibson was promoted to president and COO, overseeing the daily operations of the company including sales, marketing, product management, and service.

During his time with Paychex, Gibson has achieved record client retention; enhanced the Paychex service model with 24/7 options, including chat and social media support; and added resources designed specifically for Paychex's enterprise and HR outsourcing clients. He has also been instrumental in growing Paychex's digital payroll business, professional employer organization (PEO), and the company's international business. Prior to Paychex, Gibson served in senior executive positions at HR outsourcing and technology companies including Ameritech (now AT&T) and Convergys.

Gibson's selection as company CEO is the culmination of a multi-year development and succession planning process.