Sonoma County District 4 - James Gore, Supervisor Categories GovernmentCivic Individuals 575 Administration Dr., 100A Santa Rosa California 95403 (707) 565-2241 Visit Website Rep/Contact Info Jenny Chamberlain × Jenny Chamberlain Chief of Staff Phone: (707) 565-2241 Send an Email Keith Roberts × Keith Roberts Community Relations Specialist Phone: (707) 565-2241 Send an Email Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×