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Meet the NelsonHall Team

Andy Efstathiou

Andy is the Banking Operations Transformation Research Director at NelsonHall where he has global responsibility for Retail and Commercial Banking BPS, Capital Markets BPS, and RPA, AI, and FinTech services in Banking, including consulting, design & deploy, and operations support.

In this key role, Andy assists both buy-side and vendor organizations in assessing opportunities and supplier capability across Banking services, including in the areas of Core Banking, Payments, Mortgages & Loans, Securities Processing. In these domains Andy covers professional services, hosting, and BPS.

In this key role, Andy assists both buy-side and vendor organizations in assessing opportunities and supplier capability across Banking services, including in the areas of Core Banking, Payments, Mortgages & Loans, Securities Processing. In these domains Andy covers professional services, hosting, and BPS.

His current project is Transforming Wealth & Asset Management Services AI.

Andy joined NelsonHall in September 2005 after gaining extensive financial management experience at global banks, including Citibank and U.S. Trust, where he worked for 20 years, and consulting for ten years prior to joining NelsonHall. Andy's operational experience includes key roles managing the customer and counterparty operations within other financial institutions. He then worked in a consulting capacity, advising regulatory agencies and investment banks on operational issues and business performance.

Andy has a BA in economics from Harvard College, and an MBA. from Stanford. He lives in Massachusetts with his wife Nancy and their two children. When not working, Andy enjoys sailing, hiking, and travel.

Analyst Relations professionals can visit the NelsonHall AR Portal to learn more about our upcoming projects.

Contact Andy Efstathiou

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    Latest blog posts by Andy Efstathiou:

    • Capgemini Launches GenAI-based KYC Offering for Operational Flexibility

      Jun 18, 2025, by Andy Efstathiou

        In this blog, I look at the growing requirement for operational flexibility in banking, and at a specific KYC initiative from Capgemini aimed at addressing this. Industry trends Financial institutions and regulators are increasing their financial crime and compliance (FCC) activi[...]

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    • TCS MasterCraft: Using GenAI to Improve Legacy Software Remediation

      Jun 02, 2025, by Andy Efstathiou

      GenAI is being tested by enterprises to identify the value it can bring to their operations. In 2024, the BFSI industry undertook more GenAI testing and POCs than any other industry. However, many POCs were unsuccessful because of limitations in data sets, processing power, and digital processes[...]

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    • WNS: Improving Compliance & Asset Valuation for Crypto Investors

      Apr 11, 2025, by Andy Efstathiou

        In recent years, cryptocurrency (crypto), a digital currency that relies on a distributed ledger system to maintain ownership and transaction records, has emerged as a new asset class. Crypto has experienced the ups and downs typical of emerging technologies. In 2022, the demand for cr[...]

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