Mariscal

Plaintiff and appellant Dan Mariscal (Mariscal) appeals from the trial court’s denial of his petition for writ of mandate challenging an administrative decision rendered by defendant Employee Relations Board (ERB) for the City of Los Angeles (City) recognizing real party in interest and respondent Service Employees International Union, Local 721 (Local 721) as the exclusive bargaining representative for certain City employees. We affirm the judgment.

BACKGROUND

Mariscal is a City employee and a member of the Service Employees International Union, Local 347 (Local 347), the former exclusive bargaining representative for approximately 9,000 City employees. The Service Employees International Union, AFL-CIO, CFC (SEIU) is an international union comprising local unions chartered by it to represent workers in various labor relations matters. Local 347 was chartered by the SEIU in 1962. Local 721 was chartered by the SEIU in January 2007.

In January 2006, the SEIU sent notice to its local unions in California that it would conduct hearings to consider restructuring and consolidating numerous local unions, including local unions whose membership consisted primarily of local…