Who We Are

Who We Are

JDX is one of the fastest growing professional services firms in the industry. We are a global firm with offices in London, New York, Dublin, Singapore, Hong Kong, Birmingham, and Jacksonville.

Our clients are the world’s largest investment and retail banks financial market infrastructure and technology providers.JDX has grown to over 600 people in 9 years and has been recognised multiple times by The Sunday Times Virgin Atlantic Fast Track 100 and The Sunday Times HSBC International Track 200 as one of the UK’s fastest growing companies.

Jonathan Davies

Back to Leadership Team Jonathan Davies Executive President & Founder Envelope Jonathan founded JDX in 2012 to provide specialist operation support to financial services clients globally. Prior to JDX, Jonathan… Read more Jonathan Davies

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Gil Koenigsberg

Back to Leadership Team Gil Koenigsberg CEO: The Americas Envelope Gil has over 30 years of extensive capital markets experience in the global markets and consulting. At Citigroup, he held… Read more Gil Koenigsberg

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Stuart McClymont

Back to Leadership Team Stuart McClymont MD, Consulting Services Envelope Stuart has been in investment banking operations for over 20 years. He started his career in the city with Merrill… Read more Stuart McClymont

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Sarah Brennan

Back to Leadership Team Sarah Brennan Chief People Officer Envelope Having worked as a leadership consultant to JDX since early 2016, Sarah joined us in 2017 as the CEO of… Read more Sarah Brennan

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Mike Berry

Back to Leadership Team Mike Berry Chief Commercial Officer Envelope Mike joined JDX in February 2019 as Chief Commercial Officer to lead and drive the global sales organisation through a… Read more Mike Berry

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JDX: An Overview

JDX was formed in 2012 in the belief our clients need an intelligent, outcomes-focused, business partner committed to delivering exceptional client satisfaction

JDX: An Overview

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Purpose & Values

JDX’s purpose is to create opportunities for our people, our clients, and our firm.

Purpose & Values

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Seamus Smith

Back to Leadership Team Seamus Smith Chief Executive Officer Envelope Seamus joined JDX in September 2020 as CEO. Seamus has significant experience in the payments, banking and technology sectors across… Read more Seamus Smith

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Our Locations

JDX has 4 key hubs, 6 offices and 8 locations worldwide.

Our Locations

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Awards

Our ‘can do’ attitude, subject matter experts and unique culture have set us apart for nearly 10 years, and we are immensely proud to have been recognised time and again for our successes as a global firm.

Awards

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Diversity & Inclusion

Our success is a direct result of the strength of our workforce, and this strength comes from diversity.

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Industries

Since 2012, JDX has grown to a global company with 8 locations worldwide, 6 offices and 4 key hubs across Europe, APAC and America.

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Our People

Our success is a direct result of the strength of our workforce.

Our People

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Leadership Team

The JDX Leadership Team

Leadership Team

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