Daniel Polden

Ceyda Knoebel is an English-Turkish dual-qualified solicitor and Of Counsel in the London office of Gibson, Dunn & Crutcher. She is a member of the firm’s Dispute Resolution and International Arbitration Groups. Ms. Knoebel advises on a wide range of disputes involving public international law and general commercial matters in common and civil law jurisdictions. She has experience in both commercial and investment treaty arbitration proceedings under the UNCITRAL, ICSID, ICC, VIAC a...

Anthony Maton has more than 25 years' experience of litigating claims in the UK, Europe and across the globe. In 2009, Anthony co-founded Hausfeld & Co LLP in London which he led as Managing Partner until 2021. He was appointed Global Co-Chair in January 2022.

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,...

Richard Bursby is a lawyer recognized by Best Lawyers in the practice areas of Leisure and Hospitality Law and Mergers and Acquisitions Law. Richard practices law in London, United Kingdom Best Lawyers has recognized Richard Bursby since 2009. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Richard Bursby is held by other lawyers.

Christopher Haynes is a lawyer recognized by Best Lawyers in the practice area of Capital Markets Law. Christopher practices law in London, United Kingdom Best Lawyers has recognized Christopher Haynes since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Christopher Haynes is held by other lawyers.

Mark Sperotto is a partner in the London office of Gibson, Dunn and Crutcher and a member of the Corporate Transactional practice group. Mr. Sperotto has broad experience in both the UK and Italian markets, covering all aspects of corporate, private equity and investment banking with a focus on cross-border M&A, leveraged buy-outs, fund establishment and international corporate finance and equity capital markets transactions. Mr. Sperotto’s experience extends to advising private equ...

Aymen Mahmoud is the co-head of the London Finance, Restructuring and Special Situations Group. He focuses his practice on complex debt financing transactions for private equity funds and their portfolio companies, hedge funds, corporate borrowers and issuers and other financial institutions including banks, direct lenders, family offices and other alternative sophisticated capital. His experience includes acting in respect of direct lending, leveraged buyouts, domestic and cross-border syndi...

Greg Norman is a lawyer recognized by Best Lawyers in the practice area of Private Equity Law. Greg practices law in London, United Kingdom Best Lawyers has recognized Greg Norman since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Greg Norman is held by other lawyers.

Giles Crown is a lawyer recognized by Best Lawyers in the practice areas of Advertising and Marketing Law and Intellectual Property Law. Giles practices law in London, United Kingdom Best Lawyers has recognized Giles Crown since 2009. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Giles Crown is held by other lawyers.

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 ...