Renaldo is a Senior Staff Advocate with the Arizona Center for Disability Law (ACDL) where he has been employed since 1984. Renaldo joined ACDL following his graduation from Arizona State University and has worked in the disability advocacy field for the past 35 years. Presently, he is working extensively with laws affecting students with disabilities within the educational system. He has been a voice in the state regarding racial discrimination in student discipline, as well as the disproportionality and overidentification of African Americans students in special education.
Renaldo has successfully developed numerous trainings related to special education and positive behavior supports relating to restraint and seclusion in schools. Renaldo is also co-founder of the African American Conference on Disabilities (AACD). The AACD is the only comprehensive conference in the United States that addresses the intersection between race and disability.
In January 2014, Renaldo was promoted to Coordinator of the Help America Vote Act, Protection and Advocacy Voting Access program (PAVA). The purpose of PAVA, is to ensure full participation in the electoral process for individuals with disabilities, including registering to vote, casting a vote and accessing polling place.