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Homepage Finance StoneX

Sean O'Connor


Sean O'Connor

Chief Executive Officer, President & Director

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Phone (Direct)

+1 212 ❅❅❅ ❅❅❅❅

Phone (Direct)


Phone (HQ)

(212) 485-3500

Phone (HQ)










Office Address (HQ)

155 East 44th Street, Suite 900, New York City, New York, 10017, United States

Office Address (HQ)

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Work Biography for Sean O'Connor, StoneX

Sean O'Connor works as a Chief Executive Officer, President & Director at StoneX, which is a Finance company with an estimated 2,900 employees; and founded in 2009. They are part of the Executive team within the C-Suite Department and their management level is C-Level. Sean graduated from University of Cape Town and is currently based in New York City, United States. They used to work at Flat12 Bierwerks and Klipsch Group and have used the following emails:,

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Previous Work Experience

2018 - 2021

KLH Audio

Chief Financial Officer

2009 - 2018

Flat12 Bierwerks

Co-Founder & President

2004 - 2009

Klipsch Group

Director, International Finance

2002 - 2003

St James Trust

Investment Advisor



University of Stellenbosch

post graduate degree

University of Cape Town

Sean's Workplace


Founded in 2009, StoneX is a financial services organization that connects companies, organizations, traders, and investors to the global markets ecosystem through digital platforms, end-to-end clearing and execution services. The company is headquartered in New York City, New York.

155 East 44th Street, Suite 900, New York City, New York, 10017, United States


$42.4 B

Finance, Lending & Brokerage, Business Services, Investment Banking, Management Consulting

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Sean’s company in the news


StoneX Congratulate Saracens Teams on Successful Seasons

June 20, 2022


City Index Announces Rebrand, Real-time Performance Analytics Function for UK Traders

June 13, 2022


Digital Assets: StoneX Group Introduces StoneX Digital LLC

June 9, 2022

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star Sean is located in United States

star Sean has been Chief Executive Officer, President & Director in StoneX for 21 years

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Frequently Asked Questions about Sean O'Connor

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What company does Sean O'Connor work for?

Sean O'Connor works for StoneX

What is Sean O'Connor’s title in StoneX?

Sean O'Connor’s title in StoneX is Chief Executive Officer, President & Director

Where is Sean O'Connor located?

Sean's company headquarters are in New York City, New York

What is Sean O'Connor’s headquarters phone number?

Sean O'Connor’s headquarters phone number is (212) 485-3500

Where did Sean O'Connor go to college?

Sean's most recent academic degree is degrees, from University of Stellenbosch