Orlagh O'Neill

Andrew Harrow is a top attorney recognized by Best Lawyers in the practice area(s) of Life Sciences Law. Andrew, 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 Andrew is held by other top lawyers in the same geographic and legal practice area.

Trevor has over 30 years of experience in providing corporate and international tax advice. His practice focuses on advising client on the tax planning aspects of international transactions and strategic tax planning for global clients. He has particular experience in advising clients in the technology sector and IP-rich companies.Trevor has also advised clients on the design and implementation of global private equity and investment funds, including advising executive teams on the structurin...

Graham Tyler leads the firm’s Asset Finance team globally. A recognised authority on aircraft finance and leasing, Graham regularly represents financial institutions, leasing companies, equity investors, airlines and arrangers in the procurement, financing and leasing of new and used aircraft and engines and aircraft portfolio acquisitions, financings and sales. Adept at crafting complex cross-border leasing and innovative financing structures, Graham negotiates commercial debt deals in...

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...

Jane Rogers is a partner in Ropes & Gray’s finance group in London, a member of the firm’s policy committee and a former co-head of the firm’s global finance practice. She focuses on private equity and debt financing transactions and was previously based in the Boston office before relocating to London in 2010.Jane regularly represents corporations and private equity funds in a variety of financing transactions, including high yield debt offerings, syndicated credit faci...

Paul Lyons is a partner in Goodwin’s Real Estate Industry group and co-chair of the London office. Mr. Lyons focuses primarily on real estate debt finance, where he has significant experience in advising both borrowers and lenders at all levels of the capital stack. He has extensive experience in leveraged finance and his work has included advising banks on debt originations and restructurings as well as real estate and private equity fund clients on both lender and borrower mandates.

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

Lord Grabiner is a commercial lawyer with a substantial court, arbitration and advisory practice. For over 40 years he has been involved in many of the highest profile commercial disputes that have been fought in London. Specialising in banking & finance, energy/oil and gas, civil fraud, competition and merger investigations and shareholder disputes, Lord Grabiner is highly experienced both as an advocate in the High Court and as arbitration counsel. He also sits as an arbitrator in domes...

Charlie Caher is a partner in the Firm's Litigation/Controversy Department, and a member of the International Arbitration Practice Group. He joined the Firm in 2008. Mr. Caher is based in the London office, where he practices International Arbitration and English High Court Litigation.

Partha S. Pal is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Finance. Partha S., 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 Partha S. is held by other top lawyers in the same geographic and legal practice area.