Over the course of his career, Jeffrey Cristina has served California's Silicon Valley in a number of industries. He has worked for nearly 25 years in the waste recovery industry and has performed nearly every role that the industry has to fill including driver, sales outreach specialist, and public affairs coordinator. Jeffrey Cristina now leads as director of environmental and governmental affairs for Zanker Road Landfill, which he initially joined in 1999.

Jeffrey Cristina also leads as founding owner of Dry Creek Property Management and Advanced Environmental, an environmental testing firm. He balances his private sector work with service as a councilman for the City of Campbell, which he has previously served as vice mayor and mayor as well as council member.

Mr. Cristina is actively involved in the Silicon Valley Organization, formerly the Silicon Valley Chamber of Commerce. He belongs to its candidate cultivation committee and is a trustee of its its political action committee (PAC). He has extensive experience in PAC service, and he recently founded the Business San Jose Chamber PAC.