Arsenio currently advises California Attorney General Xavier Becerra on environmental policy and law. Previously, Arsenio served in the Governor’s Office to help craft legislation to refine and reauthorize the cap-and-trade program and reduce air pollution at the neighborhood level. Arsenio also served as Assistant Secretary for environmental justice and tribal affairs at the California Environmental Protection Agency from 2011 to 2017. Fresh out of law school, Arsenio held several positions at California Rural Legal Assistance, Inc. from 2010 to 2011, including directing attorney and staff attorney. He was a legal extern at the U.S. Environmental Protection Agency, Region 9 in 2009 and an American Bar Association diversity fellow in environmental law in the Office of Los Angeles Mayor Antonio Villaraigosa in 2008.

Arsenio’s involvement with environmental justice issues began at home with his parents and later with the Great Valley Center, where he provided extensive outreach and capacity building services to rural and underserved communities.

Arsenio graduated from Sacramento State University with a Bachelor’s degree in History, and went on to receive his Juris Doctor from Humphreys College School of Law. Arsenio lives in the Oak Park community of Sacramento with his partner Jessie and two children.