Contact: Mark Church, Chief Elections Officer & Assessor-County Clerk-RecorderAlternate: David Tom, Elections Manager (Redwood City, CA) Mark Church, San Mateo County’s Chief Elections Officer, announced today, “The filing period for write-in candidates to file nomination papers and gather signatures for the Office of the Board of Supervisors in District 1 appearing on the May 3 Consolidated Local Special Election ballot will open Monday, March 7.”