Liebert Cassidy Whitmore has announced that James E. Brown has joined its Los Angeles office as senior counsel, effective Jan. 3. Brown, a Riverside native, most recently served as Riverside County's chief assistant county counsel where he supervised more than 30 attorneys representing multiple county departments—including the probation, fire and sheriff's departments. Brown began his career with a Riverside law firm that specializes in civil litigation, and personal injury and construction defect matters.