As a founding father of the UC-Irvine chapter (California Psi), Johnson was elected to serve as its Eminent Deputy Archon, leading the colony’s development to its successful chartering. He remained involved as a young alumnus serving as a chapter advisor for his home chapter and neighboring UC-Riverside (California Omicron). Johnson also founded the Southern California Area Alumni Association and the Cal Psi Chapter Alumni Association. 

In addition to serving as Alumni Association President for 12 years, he was elected as Province Chi-Alpha Deputy Archon and mentored all chapters in Southern California for seven years. He has been honored to serve the realm in numerous additional leadership roles as a faculty member of the John O. Moseley Leadership School and the Levere Leadership Institute; and as a member of the True Gentleman Task Force, the Eminent Supreme Recorder Search Committee, the Strategic Plan Committee, and most proudly as the Chairman of the Diversity & Inclusion Committee. 

Johnson has been awarded the Order of the Lion, the Order of Minerva, and The Merit Key. He is the first African American National Board Member, elected to the Council as the Eminent Supreme Chronicler at the 163rd Anniversary Convention in Louisville, KY (2019). He currently serves as chair of the Equity, Inclusion & Diversity Committee and Liaison to the Governance Committee. 

In addition to his service to the Fraternity, Johnson has created a legacy of community service in Southern California. He was elected to the Alvord Unified School District Board of Education to an unprecedented five consecutive terms, serving for a total of twenty-one years. In addition to his service as a school board member, he has also served in a variety of not-for-profit and professional leadership and service roles, including as a member of the Board of Directors for Big Brothers & Big Sisters, a member of the Riverside Community Health Foundation, a member of the board of directors for the Youth Service Center and Director of Homeless Outreach, and Vice-Chairman of both the Human Relations Committee and the City of Riverside Charter Review.

He currently resides in Riverside, California, with Stacy, his wife of 30 years. Together they have raised four daughters: Rebekah, Anastacia, Rachel, and Abigail.