Christiane Hayashi became Director of Taxis and Accessible Services in 2008. Before that she was a Deputy City Attorney for 18 years. She was a lead in rewriting the city's procurement laws and the 2007 Transportation Code to replace the 1940 Traffic Code. She represented the SFMTA from 2004 on the City Attorney’s Transportation Team.
Ms. Hayashi received her Juris Doctor degree from Hastings College of the Law, and her Bachelor of Arts degree from the University of Colorado at Boulder.