Supervisor Spiegel has been an elected public servant since 1996, serving in several positions in the City of Corona, including City Treasurer and Council Member, and serving four times as Mayor. She was first elected to represent the Second Supervisorial District in November 2018 and was sworn into office for her second term on January 10, 2023.

Her actions speak volumes, and her unique passion for service truly sets her apart. She encourages community participation with City and County government and has introduced many new programs. In addition, Supervisor Spiegel has been credited for her leadership on regional transportation issues, collaboration, and regional partnerships.