International law firm McDermott Will & Schulte is pleased to welcome Karen Butler as a partner in the Transactions Practice Group, based in the Firm’s London office. Karen brings extensive experience advising major financial institutions, asset managers and corporations on complex financial UK and EU financial services regulatory matters.

“Karen’s arrival is a significant strategic enhancement to our global Transactions team,” said Harris Siskind, global head of McDermott’s Transactions Practice Group. “Her sophisticated understanding of the UK and EU regulatory environment is precisely what our clients need to navigate the complexities of their most critical cross-border transactions and deals. Her experience perfectly complements our existing strengths and further solidifies our position as a go-to firm for complex international transactions.”

Karen’s practice focuses on providing strategic counsel on a wide range of financial services law, including the Financial Services and Markets Act (FSMA), Markets in Financial Instruments Directive (MiFID), Alternative Investment Fund Managers Directive, including applicable regulations in the U.K. as well as rules and regulations concerning corporate governance, conduct, custody, prime brokerage, systems and controls, anti-money laundering (AML), capital requirements (CRD/CRR), and SFDR compliance. Her deep experience in navigating the intricate regulatory landscape governing cross-border transactions and financial products including alternative investment funds, securities financing transactions, and derivatives will be a significant asset to the Firm’s global client base.

Ranked as a leading partner in The Legal 500 and Chambers and Partners, Karen has a proven track record of guiding clients through regulatory change, licensing, marketing, change in control, and compliance challenges and implementation projects. Her work has spanned matters involving derivatives, fund and asset management, financial and fund promotions, and regulatory capital.

Aymen Mahmoud, managing partner of the London office added, “We are thrilled to welcome Karen to our London team. Her reputation for excellence and her deep-seated knowledge of the local and European regulatory framework will be invaluable to our clients operating in and out of the UK. Karen’s collaborative approach and technical skill make her a fantastic addition to our growing London office.”

“I am incredibly excited to join McDermott Will & Schulte,” said Karen Butler. “The Firm’s integrated global platform and its clear commitment to growing a top-tier transactional and regulatory practice provide the ideal environment for me to serve my clients. I look forward to working alongside my new colleagues in London and around the world to help clients achieve their most ambitious goals at a time of significant regulatory change”.

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