About Us Management Team Careers

Here to help.
Document Risk Solutions Ltd is a specialist risk consultancy, providing expertise across a broad spectrum of disciplines within the financial industry, with a particular focus on the global derivatives market.

We pride ourselves on building collaborative client relationships, founded upon a deep understanding of customers’ specific business needs.

As well as supporting clients’ “business as usual” activities, we have expertise in assessing and delivering solutions to address the impact of regulatory reform on clients’ trading documentation and risk management processes.

We deliver competitively priced solutions that are individually tailored to client needs – from the largest financial institutions to boutique funds.

The DRS team is led by subject-matter experts with extensive industry experience in Legal, Operations and Regulatory. The continuous education provided by the DRS Training Academy ensures that our staff and clients are at the forefront of market evolution and industry best practice.

Our core competencies include:
Documentation Negotiation & Outsourcing, Regulatory & Legal Change Management, Operations Support, Project Management & PMO Support,  Data Extraction & Analysis and Training.

Get in touch.
We are always interested in hearing from talented and ambitious individuals of all levels to join our team. If you are bright, motivated and relish a challenge, then DRS offers an ideal environment in which to realise your full potential.

Fill out the form on this page to get in touch

Hi. From the team.

Our management team consists of subject-matter experts with combined industry experience of over 80 years.


Jonathan Martin

Managing Partner


David Sargen

Managing Partner


Sean MacGloin

Managing Partner


Michael Beaton

Managing Partner



Tel:+44 (0) 203 617 6663

Mobile:+44 (0) 7866 591 383

Joining Barclays Capital in 1997, Jonathan headed up the legal teams supporting repo and equity financing (including prime brokerage), hedge fund sales and structured OTC derivative transaction management


Jonathan also spent a year assisting in the implementation of guidelines, operating procedures and reporting processes for the Barclays Capital Documentation Unit (a global team that manages all master agreement negotiations). Latterly Jonathan held the role of Director, Head of Structured Products managing a team responsible for the execution and distribution of structured products across all asset classes to both institutional and retail investors.


Upon leaving Barclays Capital in 2007, Jonathan joined the Derivatives Consulting Group to establish their legal consulting practice. Jonathan left DCG in early 2009 to set up DRS.


Visit Jonathan’s LinkedIn page to read more about his experience or to connect.



Tel:+44 (0) 203 617 6660

Mobile:+44 (0) 7770 220 693

David began his career at Barclays Capital, joining the Legal department in 1997 where he subsequently qualified as a solicitor. During the following nine years David gained in-depth experience and knowledge in a wide variety of derivatives, capital market and structured products.


Prior to leaving the Legal department in 2006, David was a Director and managed the Fund-linked Derivatives and Equity Derivatives legal teams, also providing support to other product areas and to the Barclays Capital Documentation Unit. David moved to a front office role in the Investor Solutions sales team in early 2006, focusing on Fund-linked Derivatives and Equity Financing products for Barclays Capital’s top tier asset management and private banking clients.


David left Barclays Capital in 2008, going on to join the Derivatives Consulting Group as a consultant. David left DCG to set up DRS in 2009.


Visit David’s LinkedIn page to read more about his experience or to connect.



Tel:+44 (0) 203 617 6669

Mobile:+44 (0) 7826 937 852

Sean previously managed the legal department at Mitsui & Co. Energy Risk Management Ltd (MERM) overseeing the documentation of MERM’s global derivatives trading relationships with all classes of counterparties. Sean has particular expertise in relation to the global commodities markets, and chaired the Energy Derivatives 2008 (London) Conference delivering both a current state of affairs in energy markets update, and a presentation on the current documentation landscape for energy derivatives.


Prior to MERM, Sean spent 12 years at Cadwalader, Wickersham & Taft, working in the London and New York Capital Markets and Project Finance Departments on a wide variety of matters, including securitizations/ABS programmes, public bond issues and derivatives transactions. Sean is a dual qualified lawyer (England & Wales, New York Bar).


Visit Sean’s LinkedIn page to read more about his experience or to connect.



Tel:+44 (0) 203 617 6666

Mobile:+44 (0) 7500 887 899

Michael is a Managing Partner of DRS. He joined Barclays Capital in 2001 working first as a derivatives lawyer and then as a senior structurer within the Complex Transactions Team forming part of the Equity and Funds Structured Markets trading desk. Here, he specialised in the design and documentation of derivatives linked to mutual funds, hedge funds, equities and indices.


Michael left Barclays Capital to join DRS in October 2010 where he has responsibility for the firm’s regulatory practice, with a particular focus on Recovery and Resolution Plans, Client Money and central counterparty clearing. Michael has appeared as a panel expert in a number of industry events on such topics as central counterparty clearing and CASS Resolution Packs.


Visit Michael’s LinkedIn page to read more about his experience or to connect.

Hi. From the team.

Our management team consists of subject-matter experts with a combined industry experience of over 70 years.


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Document Risk Solutions Ltd