Mutua was selected to serve as the fifth International President of The Navigators in 2015. He and his wife Stephanie were both born in Kenya and were teachers before joining Navigator staff. Mutua’s first Navigator assignment was as a campus leader in Nairobi. He was appointed National Director for Kenya in 1986. Mutua and Stephanie and their family moved to Côte d’Ivoire in 1995 serving as missionaries leading the national work and coaching leaders in other French-speaking countries. In 1998, Mutua was appointed as Africa Regional Director, based in Nairobi, Kenya. Mutua and Stephanie moved to the United States a few months after joining the International Executive Team in September 2011.