During this time, Marin served as an officer on several commissions such as president of the Mayors and Councils Department of the League of California Cities, vice-chair of the Latino Caucus, and chair of the Southeast Community Development Corporation. She was also a member of various boards such as the California Film Commission, the Special Olympics, and the National Association of Latino Elected Officials and in 1998 completed the John F. Kennedy School of Government's program for senior executives in state and local government. In her last two years in office, Marin concurrently worked for AT&T Corporation as Public Relations Manager for the Hispanic Market in the Southern California Region.