William has an extensive background in information reporting, documentation and withholding. He serves as one of the tax subject matter experts regarding the Foreign Account Tax Compliance Act (FATCA), the OECD's Common Reporting Standard (CRS), Qualified Intermediary (QI) compliance and Section 871(m). He works with several financial institutions, including large multi-national banks, insurance companies and funds. William has a broad range of experience assisting clients in the implementation of process and procedures for operational tax compliance. Prior to joining S&P Global, William spent over 12 years with HSBC where he was seconded in the United Kingdom and acted as the Group's subject matter expert with respect to FATCA. He was also responsible for the Group's QI program; and had oversight of internal testing, audit preparation and risk management. William has experience in implementing and developing global operational tax risk processes and procedures; and has developed information reporting, documentation and withholding training programs for business lines. William has also worked with U.S. withholding compliance issues and led successful Voluntary Compliance Program submissions. He has over 20 years' experience in the financial service industry and brings a practical understanding on how to implement strategic institutional change in order to comply with operational tax matters.