Simon J. Tysoe

Ani Kusheva is a top attorney recognized by Best Lawyers in the practice area(s) of Private Equity Law. Ani, who practices law in London, United Kingdom, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ani is held by other top lawyers in the same geographic and legal practice area.

Cy Benson is a U.S. and English qualified partner in the London office of Gibson, Dunn & Crutcher and serves as Co-Chair of the firm’s International Arbitration Practice Group. Mr Benson represents clients from a wide variety of sectors before commercial and investment treaty tribunals with particular experience in telecoms, oil & gas, mining and infrastructure disputes. He continues to represent a Dutch and a Luxembourg investor in two separate multi-billion dollar arbitration ...

??Philip Rocher is the senior partner in the Dispute Resolution Group in Gibson, Dunn & Crutcher’s London office. He specialises in litigation, often with an international element, and regulatory and internal investigations. He has extensive experience in the financial services sectors. Mr. Rocher regularly advises on high value disputes arising from the full range of commercial activities and has taken many large and complex matters through to a concluded trial. In recent years he ...

Patrick Doris is a partner in Gibson Dunn’s Dispute Resolution Group in London, where he specialises in global white-collar investigations, commercial litigation and complex compliance advisory matters. Mr. Doris’ practice covers a wide range of disputes, including white-collar crime, internal and regulatory investigations, transnational litigation, class actions, contentious antitrust matters and administrative law challenges against governmental decision-making. Mr. Doris handle...

Ali Nikpay is a top attorney recognized by Best Lawyers in the practice area(s) of Competition Law. Ali, who practices law in London, United Kingdom, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ali is held by other top lawyers in the same geographic and legal practice area.

Michelle M. Kirschner is a top attorney recognized by Best Lawyers in the practice area(s) of Financial Services. Michelle M., who practices law in London, United Kingdom, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michelle M. is held by other top lawyers in the same geographic and legal practice area.

Graham Iversen focuses his practice on corporate tax matters, including mergers and acquisitions, private equity transactions, joint ventures, partnerships, corporate restructurings, debt and equity finance, derivatives, structured investments, real estate and tax disputes. Graham joined the firm from Slaughter and May in London, where he was a partner in the firm’s London office in their tax department for more than 14 years. He has been a corporate tax attorney for more than 22 years,...

Robert Haak is a top attorney recognized by Best Lawyers in the practice area(s) of High Yield Products. Robert, who practices law in London, United Kingdom, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert is held by other top lawyers in the same geographic and legal practice area.

Andrew Henderson is a top attorney recognized by Best Lawyers in the practice area(s) of Financial Services. Andrew, who practices law in London, United Kingdom, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrew is held by other top lawyers in the same geographic and legal practice area.

Steven Finizio's practice focuses on international dispute resolution. Mr. Finizio also serves as an arbitrator. He has particular experience with energy, financial services, shareholder, joint venture and M&A, and manufacturing issues. He has advised clients regarding disputes under the rules of most of the well-recognized international arbitration institutions and governed by the laws of jurisdictions in Europe, Asia, Africa and the US, as well as under bilateral and regional investment...