Derek O'Sullivan KC

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,...

Andrew M. Good is a lawyer recognized by Best Lawyers in the practice area of Government Practice. Andrew M. practices law in London, United Kingdom Best Lawyers has recognized Andrew M. Good 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 Andrew M. Good is held by other lawyers.

Hilton Mervis is a lawyer recognized by Best Lawyers in the practice area of Litigation. Hilton practices law in London, United Kingdom Best Lawyers has recognized Hilton Mervis 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 Hilton Mervis is held by other lawyers.

Ani Kusheva is a lawyer recognized by Best Lawyers in the practice area of Private Equity Law. Ani practices law in London, United Kingdom Best Lawyers has recognized Ani Kusheva 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 Ani Kusheva is held by other lawyers.

?Mitri J. Najjar is a partner in the London office. He is admitted in both Washington D.C. and New York. He has 30 years of experience representing a wide variety of clients in numerous international transactions. Mr Najjar has resided and practiced law in Riyadh, New York City, Washington D.C., Dubai and London. He works extensively in the international commercial and banking areas, as well as on domestic securities matters and acquisitions. Mr. Najjar is ranked as a ‘foreign expert&rs...

Neil Robson decodes complex UK and EU regulations to provide practical regulatory and compliance advice to financial services firms. He represents a range of financial market participants — hedge and private equity fund managers, investment advisors, broker-dealers and proprietary traders — that are based or doing business in the UK or the EU. Neil's extensive working knowledge of this complicated sector allows his clients to both meet their business objectives and satisfy regulat...

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...

When multinational corporations consider major transactions, tax implications often make or break the deal. Charlotte Sallabank advises on those implications, advising clients on the direct and indirect tax consequences of their largest business decisions. Her creativity, persuasive power and close attention to her clients' business aspirations consistently result in solutions that make them a reality.A complete perspective on tax-planning issuesWith more than 30 years of experience advising ...

Mark Fine focuses his practice on complex debt financing transactions for private equity houses, borrowers and lenders including direct lending, leveraged buyouts, domestic and cross-border syndicated lending, junior debt issuances, high yield offerings, special situations, distressed debt trading, portfolio acquisitions and restructurings. Mark has previously held the position of European General Counsel at Bain Capital Credit in London.

Mark's practice covers cross border inward investment, syndicated lending, structured export credit finance, structured trade and commodity finance, debt restructurings and asset finance. Mark is recognized in The Legal 500 UK as "excelling" in structured export credit transactions and is praised for his "commercial and user-friendly approach."Mark advises on ESG financings including hospitals, clean energy and transportation.Mark also advises on financial crime, modern slavery, bribery and c...