Skip to content

About us

Sigma Broking is headquartered in the City of London and has offices in North America and the United Arab Emirates - but we offer more than just access to the world's major exchanges, we have set a new standard for precision and efficiency.

The Sigma Broking Team

The Sigma Broking team combines decades of experience in the global financial markets. Today, this talented team is focused on driving innovation across the financial markets and deliver the best possible results for its clients.

Matthew Kent

Matthew is the Chairman of Sigma Broking Group, having founded the company in 2008. He started his career on the London International Financial Futures and Options Exchange (LIFFE) and has 25 years of experience in Futures/Options covering all areas, including back-office, trading and broking. He has worked across a range of financial companies, from HSBC to trading independently to founding Sigma in 2008.

Gary Pettit

Gary joined Sigma Broking as a consultant in January 2023 bringing with him a wealth of experience as a financial services leader. His 35 years’ experience in the broking sector include working for institutions such as Indosuez Carr and ICAP PLC. He also has significant management experience, having held global roles for more than two decades, including as the Chief Executive Officer (SMF1) and Executive Director (SMF3) of ED&F Man Capital Markets Limited from September 2020, prior to its sale in November 2022.

Steve Umpelby
CFO & Executive Director

Steve joined Sigma Broking in May 2023 and has over 30 years’ experience in the financial industry. He began his career in 1989 at PwC and has worked at Barclays PLC, Fidelity International, Compagnie Financiere Tradition SA, Capital Dynamics, and Greencoat Capital LLP. He has held a range of senior roles including CFO and COO, advising on a range of financial, liquidity, tax, and capital matters.

Lorraine Barclay
Independent Non-Executive Director

Lorraine has over 30 years’ experience in financial services with a focus on delivering complex operations and transformational change and growth. During her career Ms. Barclay’s roles have included Group Financial Controller and Head of Global Business Services at ICAP PLC, Chief Administrative Officer for the CME Group, Inc., head of Finance Transformation at the Bank of England. She is currently a Group Director, Finance Operations, Procurement and Control at ARUP.

Kevin Costello
Non-Executive Director

Kevin joined Sigma as a Non-Executive Director in April 2017. He started within the broking industry as a Swiss Deposit broker and from 1980 – 1992 held a number of roles within Currency Deposits before taking the role as MD, Deposit, FX and OBS at Prebon Yamane (UK) Limited in 1992. Kevin took on the role as UK CEO of Prebon Yamane and then CEO of Prebon Yamane EMEA from 1993 to 2000. His broad knowledge and experience of the financial services industry provides important insights for the Board.

Talk to our team

+44 (0) 20 7011 9696

Sigma Broking Limited Authorised and Regulated by:
Financial Conduct Authority (485362)
National Futures Association (04263113)
London Stock Exchange Member – SIBGGB21
© 2024 All Rights Reserved Sigma.