Stephen Killalea KC

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 ...

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.

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

Till Lefranc is a partner in the London office of Gibson, Dunn & Crutcher. Mr. Lefranc is a member of the Private Equity, Mergers and Acquisitions and Capital Markets practice groups. Mr. Lefranc’s practice focuses on private equity, M&A and capital markets transactions across Europe. He advises clients on cross-border acquisitions and divestitures, growth capital investments, buy-outs, shareholder arrangements, minority investments, and management equity arrangements. He also a...

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,...

Marian heads the UK insurance and disputes practices working closely with the firm’s established trade and export finance team, and U.S.-based disputes team, offering advice on insurance, risk management and commercial dispute resolution.With over 20 years' experience, Marian advises banks, insurance brokers, investment funds, government agencies and corporates on commercial insurance arrangements which support structured trade, commodity and pre-export financing as well as corporate fi...

??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 ...

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.

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.

Mr. Macaulay has been recommended as a leading individual for over a decade in both Chambers UK and The Legal 500 UK. He has been described in these publications as an “unflappable” lawyer who “has extremely good judgement and is a ruthless tactician;” and is “rock solid;” “tenacious;” “a financial disputes expert;” and a “seasoned litigator.” He was included in Who’s Who Legal: Arbitration 2021’s annual Globa...