Cosi names Scott Carlock as CFO Cosi (COSI) announced that it has hired Scott Carlock as CFO. Carlock joins Cosi from quick-service restaurant leader Yum! Brands (YUM) where he has been employed for the past 13 years. He has held several senior finance and accounting roles with Yum! Brands, including Senior Manager of Finance for KFC US, Business Unit Controller and Senior Manager of KFC and Long John Silver, Associate Manager of SEC Reporting, and most recently, Tax Controller and Director where he led global tax planning and reporting.