Derek Oster is the Branch Manager for National Bank of Arizona’s Sedona branch, where he oversees daily branch operations and serves as a key community representative for local clients and small businesses. With a diverse background spanning hospitality, retail, and banking from teller roles to management, Derek brings a customer‑focused and service‑driven approach to his work.

Derek is also a Chamber Ambassador for the Sedona Chamber of Commerce, a certified Notary Public, an active member of the Rotary Club of Sedona, and a member of Central Arizona 14 F&AM Masonic Lodge.