Opportunities, readiness help and teaming partners for small and diverse businesses.
Program overviewScale, spending, media habits and purchase intent, with sources.
Guide indexElected leaders in all nine counties, the 2026 elections with dated updates, and the chamber's policy positions.
Civic leadershipSupervisor, District 5, Contra Costa County
Shanelle Scales-Preston holds the office of Supervisor, District 5, Contra Costa County. This page lists the public record of the office. A full profile drawn from published sources is being prepared.
SFBAYHCC does not endorse candidates in these pages. Every candidate in a contest gets the same fields, listed in the order the official source lists them. How we write these profiles. Profile last reviewed .
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