Walton Isaacson Expands Leadership Team with Return of Christine Villanueva, Ph.D. and Appointment of Tony Santabarbara as CFO

Agency Also Promotes 16 Staff Members Across Multiple Departments LOS ANGELES, Feb. 28, 2025 /PRNewswire/ -- Walton Isaacson (WI), the full-service advertising and marketing agency known for its innovative, inclusive, and transformative ideas, today announced significant leadership...