Dalyn Dessaure (CIPP/US) focuses his practice on privacy, cybersecurity, and generative artificial intelligence issues. As a former cybersecurity and technology professional, Dalyn draws on his technical experience when representing top market public, emerging, and private companies in a variety of commercial transactions, litigation, cybersecurity, regulatory compliance, and data privacy advising matters.
- The National Black Lawyers, Top 40 Under 40, 2024
- Houston Young Lawyers Association, Leadership Academy, member
- Washington University School of Law, JD
- George Mason University, BS, magna cum laude
- District of Columbia
- Texas
Parsin Walsi
Parsin Walsi advises clients comprehensively on private equity matters.
Before joining McDermott, Parsin gained practical experience in M&A transactions and advising clients on corporate law as well as in the areas of regulatory law and financing. Parsin completed her legal clerkship in the district of the Higher Regional Court of Munich.
- Duke University School of Law, LL.M.
- Higher Regional Court of Munich, Second State Examination
- Ludwig Maximilian University of Munich, First State Examination
- Germany
- German
- English
- Kurdish
Agathe Bourdillon
Agathe Bourdillon focuses her practice on M&A, private equity and capital markets transactions for public and private companies. She advises French and international clients on complex national and cross-border transactions.
- EM Lyon Business School, Programme Grande Ecole
- CY Cergy Paris University, Master 2, Ethics and Business Law
- Paris Nanterre University, Master 1, Business Law
- Paris
- English
- French
- Spanish

Tom Johnson
Tom Johnson focuses his practice on private equity, advising private equity funds, financial institutions and large corporates on a broad range of private equity and corporate transactions including leveraged buyouts, strategic mergers and acquisitions, joint ventures, management equity plans and general corporate advisory matters.
- H.I.G. Infrastructure on the acquisition of PolarDC Group Limited, which develops, owns, and operates data center infrastructure targeting high-performance computing applications, from the Lian Group
- H.I.G. Capital on the acquisition of Rainham Industrial Services Limited, a leading UK provider of industrial installation, maintenance, and refurbishment services to the power generation, energy from waste, nuclear and manufacturing sectors
- H.I.G. Capital on the equity aspects of their disposal of Acqua & Sapone, the leading Italian non-food discount retailer selling a wide range of household and cosmetic products, to TDR Capital LLP, with H.I.G. rolling over and retaining a significant equity stake
- Main Capital and its portfolio company Bizzdesign on the acquisition of the software platform Alfabet from Software GmbH (formerly Software AG), owned by Silver Lake
- University of Law, LPC
- University of Law, GDL
- London School of Economics and Political Science, BA
- England and Wales
- English

Arjun Sehgal
Arjun Sehgal focuses his practice on private equity and corporate transactions, including leveraged buyouts, strategic mergers and acquisitions, joint ventures, hybrid capital investments, growth equity investments, management equity plans, corporate reorganisations, and restructuring distressed businesses. Arjun was previously seconded to the London offices of H.I.G. Capital where he advised deal teams across various situations, including buyouts, joint-ventures and structured equity investments, restructurings and distressed credit investments.
Private Equity (large, mid, small cap):
- H.I.G. Capital on its sale of Xtera to a joint venture led by Prysmian S.p.A. and Fincantieri S.p.A.
- H.I.G. Capital on its acquisition of the France Workwear business from Rentokil Initial
- H.I.G. Infrastructure on the acquisition of PolarDC Group Limited, which develops, owns, and operates data center infrastructure targeting high-performance computing applications, from the Lian Group
- H.I.G. Capital and its portfolio company Rainham Industrial Services on the acquisition of TEi, a leading provider of mechanical repair and maintenance services to the power generation and petrochemical industries
- H.I.G. Capital on the acquisition of Zenith Structural, a leading UK provider of industrial inspection, maintenance and refurbishment services to petrochemical, cement and power sectors
- London School of Economics and Political Science, LLB, Law
- England and Wales
- English

Joseph M. Aminov
Joseph Aminov focuses his practice exclusively on cryptocurrency and blockchain, with an emphasis on crypto-related litigation, regulatory advice, and government investigations. He leverages his unique background to help crypto exchanges, FinTech companies, Bitcoin miners, and other companies with novel business models navigate a developing digital asset industry.
- Washington and Lee University School of Law, JD
- Baruch College, BBA, City University of New York, magna cum laude
- New York

Priya Suresh
Priya Suresh advises high-net-worth individuals and families on various US and international tax and wealth preservation matters. She has experience drafting estate planning documents, including wills and revocable and irrevocable trusts, and assisting clients with trust and estate administration issues.
- Super Lawyers, New York Metro Rising Stars, 2026
- New York University School of Law, LLM, Taxation
- St. John''s University School of Law, JD
- Stony Brook University, BA, magna cum laude
- New York
- English

Kelly B. Holloway
Kelly B. Holloway focuses her practice on executive compensation matters, representing private equity firms and their portfolio companies, public companies, individual executives and management teams in a broad range of corporate and commercial transactions. She also represents a range of clients in mergers, acquisitions, carve-outs and other business transactions across various industries. Her experience includes providing advice on the design, negotiation, drafting and implementation of executive employment agreements, severance arrangements, and equity and cash-based compensation programs and on the applicable tax, securities law, corporate governance and disclosure implications of such arrangements.
- Columbia Law School, JD
- Barnard College, BA
- District of Columbia
- New York
- English
Rebekah M. Allison
Rebekah M. Allison focuses her practice on a broad range of private client matters for high-net-worth and ultra high net-worth individuals, families and business owners. She has experience analyzing estate, gift and generation skipping transfer (GST) taxation issues; preparing estate plans (including wills, revocable and irrevocable trust agreements, powers of attorney and advance directives); probating complex estates; advising fiduciaries in connection with the administration of estates and trusts; preparing federal estate and gift tax returns; and defending clients in gift tax audits. Rebekah has also served as attorney ad litem for a child in the foster care system and assists pro bono clients with estate administration.
- Best Lawyers: Ones to Watch in America, Trusts and Estates, 2027
- The Florida Bar, Real Property Probate and Trust Law Section, member
- University of Florida Levin College of Law, LLM, Taxation
- University of Florida Levin College of Law, JD, cum laude
- University of Florida, BA
- Florida
- Georgia
- English
- French

Katelyn N. Ringrose
Katelyn Ringrose (CIPP/US, CIPP/E, CIPM, FIP) advises leading global companies on complex privacy, cybersecurity, and artificial intelligence (AI)-related matters. She counsels clients on the handling of sensitive personal data, cross border data flows, and compliance with rapidly evolving state, federal, and international privacy regimes, with a focus on practical, industry specific governance solutions.
- IAPP, Privacy Leadership Award, 2025
- SANS Institute, Difference Maker, 2021
- United State of Women, Changemaker Award, 2020
- Fastcase 50 honoree for the “most courageous innovators, techies, visionaries, and leaders in the law,” 2018
- Notre Dame Law School, JD
- University of California, Davis, BA
- District of Columbia
- Supreme Court of the United States
- US Court of Appeals for the Fifth Circuit
