Bryan Stewart is the Vice President of Communications at OneLegacy, the non-profit, federally-designated organ and tissue recovery agency serving the seven-county greater Los Angeles area. He also serves as President of Donate Life California, administrator of the state-authorized organ and tissue donor registry.

Stewart has served on the faculty of Donate Life America's Donor Designation Collaborative since 2006, chaired the Association of Organ Procurement Organizations (AOPO) Public Relations/Public Education Council in 2006-2007, and contributed to AOPO's Ad Hoc Branding Task Force in 2003, which was a catalyst for the adoption of the Donate Life brand nationwide.

Since 2002, Stewart has chaired the Donate Life Rose Parade Float Committee, whose members organize the nation's largest public relations campaign to inspire people to be organ, eye and tissue donors.