Matthew Graham

Penny Madden is an English qualified Queen’s Counsel and serves as Co-Partner-in-Charge of the London office at Gibson, Dunn & Crutcher. She is Co-Chair of the International Arbitration Practice Group and a member of the firm’s Transnational Litigation Practice Group. She has a wide range of experience in all key aspects of international arbitration with particular expertise in shareholder, telecommunications, SPA, energy, international trade and insurance disputes. She repres...

Tony Horspool is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Restructuring Law. Tony, who practices law in London, United Kingdom, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tony is held by other top lawyers in the same geographic and legal practice area.

Zaneta Wykowska is a top attorney recognized by Best Lawyers in the practice area(s) of Securitisation Law. Zaneta, 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 Zaneta is held by other top lawyers in the same geographic and legal practice area.

Deborah Ruff leads Pillsbury’s Arbitration - U.S. & International practice. She has extensive experience in multi-jurisdiction disputes, with a focus on high-value and complex international arbitration in the energy, infrastructure and construction, telecommunications and financial sectors. Deborah conducts international arbitration disputes often over JOAs, the construction of and off-take from refineries and petrochemical plants, as well as rig, energy trading and transport, and c...

Ingrid Gubbay is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Ingrid, 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 Ingrid is held by other top lawyers in the same geographic and legal practice area.

Pawel Szaja is a top attorney recognized by Best Lawyers in the practice area(s) of Capital Markets Law. Pawel, 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 Pawel is held by other top lawyers in the same geographic and legal practice area.

Arvin Abraham is a top attorney recognized by Best Lawyers in the practice area(s) of FinTech. Arvin, 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 Arvin is held by other top lawyers in the same geographic and legal practice area.

Greg Norman is a top attorney recognized by Best Lawyers in the practice area(s) of Private Equity Law. Greg, 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 Greg is held by other top lawyers in the same geographic and legal practice area.

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.

Stephen A. Thierbach is a US-qualified corporate partner in the London office of Gibson, Dunn & Crutcher. A senior U.S. securities lawyer, he advises issuers, underwriters and selling shareholders on complex, innovative and multi-jurisdictional offerings of equity, equity-related and debt securities. He has a broad capital markets transactions practice, with a focus on initial public offerings and secondary offerings, and has represented corporates, investment banks, private equity firms ...