Erica Kozin, Controller. Ms. Kozin is a Controller at Turning Rock Partners where she focuses on accounting and finance operations. Prior to joining Turning Rock, Ms. Kozin spent over seven years at One William Street Capital Management, L.P., a registered investment advisor focused primarily on asset-based and structured credit opportunities. Ms. Kozin started her career at PwC as an auditor within the asset-management group. Ms. Kozin received a Bachelor of Science in Accounting and Finance from Syracuse University and is a Certified Public Accountant.