NSC Finance Division — Internal Contacts Last updated: FY2023 Q1 Budget & Contracts: Sarah Kimball — Senior Contracts Officer — ext. 4201 Leo Marsh — Budget Analyst — ext. 4208 Accounts Payable: Diana Flores — AP Lead — ext. 4215 Marcus Webb — AP Coordinator — ext. 4219 For contract vehicle CV-2019-0047 inquiries contact S. Kimball directly. Invoices over $500K require dual authorization per NSC-FIN-220. NOTE: This directory is for internal use. Do not distribute externally.