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
Matthew Kent
Chairman
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.
Kevin Costello
Interim CEO
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.
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.
Sean Pereira
Director and CFO
Mr Pereira is a chartered accountant and CFA charterholder with over 25 years’ experience in the Financial Services industry. He spent 16 years in investment banking, including significant spells at Morgan Stanley and Bank of America serving in senior positions, before serving as CFO in several private equity backed and owner-led Financial Services firms over the last 9 years. This included holding the position of Group CFO at JB Drax Honore Limited, a Global Brokerage firm with a product offering and geographical presence broadly commensurate to that of Sigma Broking Limited, affording him strong insights into the requirements of Sigma Broking.
Mr Pereira joined Sigma in September 2025 and has been appointed as a Director of our UK entity. Mr Pereira is a member of various committees, including the Firm’s Executive Committee and chairs the IT Steering Committee.
Talk to our team
+44 (0) 20 7011 9696
info@sigma-broking.com
Sigma Broking Limited Authorised and Regulated by:
Financial Conduct Authority (485362)
National Futures Association (0426313)
London Stock Exchange Member – SIBGGB21
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