Nelson is currently an Associate Broker specializing in residential real estate with Coldwell Banker Traditions, based in Williamsburg, Virginia. He is President of the Williamsburg Association of Realtors. He was formally the Chairman of Nelson Griffiths, LLC, which provided personnel assessment and development services for a wide range of multi-national companies. The assessment products utilized by Nelson Griffiths were specialized for the human resources marketplace, particularly providing assessment tools for evaluating long term management potential. Some of their past clients included Bank of England, Accordis, Smith & Nephew, Mars, Mazars, GSK, and BP. Nelson was formerly with a major UK bank prior to starting his own company. He was also a Director of the Higher Education Careers Services Unit (HECSU), a subsidiary of Universities UK, which provides a wide range of career guidance and vacancy listings to all of the UK universities. Andrew is a Fellow of the Chartered Institute of Bankers (FCIB).