CA Dept. of Corrections and Rehabilitation (CDCR)

CDCR is the 3rd largest law enforcement agency in the United States behind the U.S. Customs and Border Protection (CBP) which is an arm of Dept of Homeland Security (DHS), and New York City Police Department. As of 2013, CDCR employed approximately 24,000 peace officers (state correctional officers), 1,800 state parole agents, and 150 criminal investigators.