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Calum Hanrahan

Legal Director

Shakespeare Martineau LLP

Calum Warren

Calum Warren is a partner in the Competition and Regulation Group. Prior to joining Matheson, Calum worked at leading international law firms in Brussels and London. Calum advises on all aspects of Irish and EU competition and regulatory law including merger control, competition compliance and investigations, sector regulation, public procurement, state aid and general EU law. Calum has also gained in-depth experience in a range of sectors including financial services, telecommunications and media (TMT), agri-business, energy, manufacturing, healthcare, food & beverages and transport. Calum specialises in advising on and managing clearance strategies for M&A transactions before the Competition and Consumer Protection Commission (CCPC) and the European Commission, including transactions subject to in-depth Phase 2 investigations and remedies negotiations. His previous roles in Brussels and London also enable Calum to bring considerable multi-jurisdictional perspective to his advice. Calum also specialises in managing competition investigations before the CCPC and the European Commission, including representation during on-site inspections (‘dawn raids’), whistle-blower applications and follow-on litigation before the Irish and EU courts. Calum also has significant expertise in advising on competition compliance issues, including competitor collaborations, the competition aspects of distribution arrangements and technology transfer / IP arrangements and internal compliance programmes (including ‘dawn raid’ preparedness). Calum contributes articles to leading international legal publications and speaks regularly on EU competition issues.

Matheson LLP

Calvin Ding

Partner

Hogan Lovells International LLP

Calvin Lee

Calvin is an associate in Carey Olsen's corporate and finance team in Hong Kong. He has broad experience across a range of corporate finance, IPO and equity capital markets, M&A, and other general commercial matters. He also advises on a broad range of debt arrangements, including acquisition, leveraged and real estate financing, structured products, bond issuances, and debt restructuring.

Carey Olsen Hong Kong LLP

Calvin Luo

Calvin specialises in corporate law and advises on transactions such as business sales and acquisitions, corporate restructures, capital raisings, joint ventures, shareholder agreements and employee share schemes. He has extensive experience in private equity and venture capital mergers and acquisitions and has acted on sale and purchase transactions of businesses ranging from SMEs to large multinational corporates. Recent transactions he has been involved in include the sale of the OnSend courier business to Freightways and the acquisition of FitSW, a fitness SaaS platform based in the US, by MacroActive. Calvin has worked with start-ups of all stages, from advising founders on how to structure a proposed venture to assisting with external capital raises with institutional investors. His experience in having acted company-side and investor-side on capital raises of all sizes give him insight into what parties look for and common pitfalls, which enables him to help his clients achieve better outcomes and complete the transaction more efficiently. Calvin is passionate about gaming and emerging technologies such as blockchain and AI. He has advised both in relation to traditional games media through his work for Legend Story Studios and Geo AR Games, and in relation to more nascent sectors of the industry such as web3 gaming. Calvin is a presenter at the New Zealand Game Developers Conference.

Hudson Gavin Martin

Calvin Mitali

Partner

DLA Piper Africa, Rwanda (Equity Juris Chambers)

Calvin Nchabeleng

Partner

Webber Wentzel

Calvin Tan

Calvin's practice focuses on banking & finance. He has significant industry experience advising both lenders and borrowers in relation to complex financing and restructuring transactions, particularly transactions which are cross-border involving Asian, European and African jurisdictions. He also advises on restructuring & insolvency matters in Singapore and the region, as well as banking and lending regulatory matters.

Simmons & Simmons

Calvin Tinlop Chui

Co-Managing Partner at Lektou

Lektou

Calvin Wingfield

Partner

Goodwin

Calvin Wong Wai Hou

Calvin practices in the fields of corporate and commercial litigation, arbitration, and administrative law. He regularly represents clients as counsel and junior counsel at all-tiers of Malaysian courts for contentious matters of various kinds including shareholders’ disputes, corporate fraud, contravention of securities law regulating the capital markets, breach of contract and judicial review.

Chooi & Company

Calvina Bostick

K&L Gates

Cam Horn

Associate - Corporate and Finance Transactions

Bryan Cave Leighton Paisner

Camelia Iantuc

counsel

Filip & Company

Camelia Patrascu

Partner

Popovici Nitu Stoica & Asociatii

Camellia Buckmaster

Camellia is a Legal Director in the Family department. Camellia specialises in ultra/high net worth cases and advises on the full range of matrimonial finance work including pre-nuptial agreements, Schedule 1 cases (financial provision for the benefit of a child of unmarried parents), Part III claims, jurisdictional disputes and complex financial claims upon divorce. She also advises on all aspects of private children law including cases with complex and contentious contact arrangements with jurisdictional or harm factors in play and relocation applications. Her practice covers co-habitation and separation agreements, Non-Molestation and Occupation Orders and her cases often involve an international element and/or complex trust structures. Her practice covers co-habitation and separation agreements, Non-Molestation and Occupation Orders and her cases often involve an international element and/or complex trust structures. Work Highlights • BR v BR (No.2) [2025] EWFC 88 (valuation and division of business assets) • Helliwell v Entwistle [2024] EWHC 740 • Helliwell v Entwistle [2024] EWHC 1298 • Standish v Standish [2024] EWCA Civ 567 • Potanin v Potanina [2024] UKSC 3 • Collardeau-Fuchs v Fuchs [2022] EWFC 6 • WX v HX & NX and LX [2021] EWHC 241 • Potanina v Potanin [2021] EWCA Civ 702 • Potanin v Potanina [2019] EWHC 2956 • M (Children) (Non-Hague Convention State) [2020] EWCA Civ 277 Awards/Rankings Ranked - As a Recommended Lawyer in The Legal 500 UK 2025/2024 Ranked - As an Associate to Watch in Chambers and Partners 2025 (Family/Matrimonial: High Net Worth) and 2025 (Family/Matrimonial: Ultra High Net Worth) Ranked - As a Rising Star in the Spear's Family Lawyer Index 2025/2024 Award - Gold - Family Lawyer of the Year, Senior/Managing Associate - Citywealth Future Leaders 2023 Ranked - Chambers and Partners 2023/2022

Payne Hicks Beach LLP

Cameron A. Parks

Partner

Shutts & Bowen LLP

Cameron Baloyi Rigby

Partner

Walker Morris LLP

Cameron Belsher KC

Recent experience acting as lead counsel includes: friendly and hostile mergers and acquisitions involving public and private companies (both domestic and cross-border); debt restructurings; going-private transactions; proxy contests for control; initial public offerings; other public and private equity financings; all aspects of private equity M&A; royalty trust acquisitions and restructurings; and acting as general counsel and strategic advisor to management teams and their Boards.

McCarthy Tétrault

Cameron Casey

Cameron Casey is Co-Chair of Choate’s Wealth Management Group, providing comprehensive estate planning advice to high-net-worth individuals and families. She works with her clients to develop plans that achieve clients’ goals for themselves, their families and the charitable organizations that are important to them. Strategic tax planning is integral to this process. Cameron serves as a trustee and family advisor for clients, helping them steward family capital, foster intergenerational transitions, and communicate philanthropic values. Cameron also advises tax-exempt organizations and corporate fiduciaries on charitable planning matters.

Choate, Hall & Stewart

Cameron Cheetham

Partner

Corrs Chambers Westgarth

Cameron Clark

Cameron Clark is a partner in Proskauer's Corporate Department and a member of the Private Funds Group. Cameron advises a wide variety of emerging and large fund managers on the formation and ongoing operation of credit, hedge and private equity funds, as well as complex hybrid and evergreen funds. Cameron regularly counsels sponsors on fund formation and marketing, upper-tier arrangements, asset manager M&A, co-investment arrangements, seed transactions, treaty structures, funds-of-one, managed accounts, restructurings and internal governances and compensation arrangements as well as various regulatory issues. Cameron also advises institutional investors regarding their investments in private funds.

Proskauer Rose LLP

Cameron Cosby

Cameron (“Cam”) Cosby is a tax partner at Sullivan & Worcester in Washington, D.C. Cam's practice focuses on domestic taxation, with an emphasis on real estate investment trusts (REITs), particularly UPREITs, and other real estate companies. Nationally recognized for his work in REIT initial public offerings, mergers and acquisitions, REIT conversions, joint ventures and going-private transactions, Cam has represented public and private REITs in an array of real property sectors including: data centers; single-family and multi-family residential; net-lease properties; hotels and travel centers; self-storage facilities; retail properties; office buildings; industrial properties; healthcare properties, including senior living facilities; communications towers; digital billboards; mortgage loans; parking facilities; solar, wind, and other power infrastructure; timberlands; as well as vineyards and other agricultural properties. Cam also works extensively with real estate-related income tax credits, including low-income housing tax credits, historic rehabilitation tax credits, and new markets tax credits. Before joining Sullivan & Worcester LLP, Cam was a partner at another international law firm in Washington, D.C. He writes and speaks frequently on current tax issues. In addition to his active practice, Cam serves on the Board of Trustees of the Southern Federal Tax Institute, is a member of the Advisory Council for the Tax Conference at William & Mary School of Law, is a member of the Partnership and Real Estate Committees of the American Bar Association Tax Section, is a member of the Government Relations Committee of the National Association of Real Estate Investment Trusts, is a member of the Tax Policy Advisory Committee of the Real Estate Roundtable, and is a member of the Tax Policy Advisory Committee of the Investment Company Institute.

Sullivan & Worcester LLP

Cameron Cuffe

Partner

Ashurst LLP