Principia Executive Team

Executive Team

Douglas Long Chief Executive Officer
Daniel Smith EVP, Chief Operating Officer & Chief Financial Officer
Andrew Vickers EVP, Chief Technology Officer


Douglas Long (Ph.D.) – Chief Executive Officer
Taking on the CEO role in 2023, after 20 years leading the company's business development and product strategy, Douglas provides the leadership, quantitative skills and domain expertise to bridge the critical link between the market and the company's strategic direction. His industry experience also includes serving on the trading floor at Deutsche Bank, leading research and quantitative analysis for interest rate and equity derivatives, and as a financial engineer with Infinity (SunGard) and Renaissance Software in London. Douglas has a PhD in Theoretical Physics from Swansea University.

Daniel Smith – EVP,  Chief Operating Officer & Chief Financial Officer
Dan is responsible for Principia’s operations, finances, contracts, and administrative functions. Prior to Principia, Dan was SVP of Finance and Administration at Viewpoint, a publicly-traded graphics and marketing software firm. He also has six years of public auditing and consulting experience at Arthur Andersen and has served as Treasurer, CFO and COO at a variety of publicly-traded companies in the business-to-business and consumer sectors. Dan has an M.B.A. from New York University, B.S. degree in accounting from Penn State University, and is a qualified C.P.A.

Andrew Vickers – EVP,  Chief Technology Officer
Andrew has been Chief Technology Officer at Principia since 2005. He is responsible for the development of all Principia software as well as the company’s technical infrastructure. Since joining Principia, Andrew has guided the company through the ever-changing technology landscape and has ensured that our development team uses industry best-practices to convert our product roadmap into the high quality, high performance, robust and reliable software that our clients have come to expect from Principia. Before joining Principia, Andrew was CTO at FNX Limited, where he conceived and oversaw the implementation of a high-performance FX Trading system for several international Banks. Andrew has many years of experience as an FX Option Trader for ABN-AMRO Bank and Continental Illinois National Bank. Andrew has a B.S.E. degree in Electrical Engineering from Imperial College, University of London.