
International Trade: CFIUS Experts
USA Guide 2026 : USA - Nationwide
Rankings

Ranked Individuals
Ranked Individuals
Chambers Review
Provided by Chambers
Strengths
Provided by Chambers
The team gives clear guidance and solution-oriented advice on complex and vague areas which is insightful and valuable.
International Trade: CFIUS Experts respondentUSAThe Simpson Thacher team are subject matter experts with a commercial approach, strong network and extensive experience.
International Trade: CFIUS Experts respondentUSASimpson handle complex and sophisticated matters with moving parts across multiple jurisdictions and deliver an outstanding outcome every time. They are exceptionally responsive, deeply insightful and work cohesively to navigate global frameworks.
International Trade: CFIUS Experts respondentUSASimpson Thacher are smart, responsive and most importantly, clear in their assessments. They provide broad-based insights and communicate clearly and collaborate constructively.
International Trade: CFIUS Experts respondentUSAThe lawyers at Simpson anticipate issues, are incredibly responsive, thoughtful and have deep industry knowledge.
International Trade: CFIUS Experts respondentUSA
Notable Practitioners
Provided by Chambers
Band 1 
Band 1 
Malcolm Tuesley
Malcolm Tuesley handles issues such as CFIUS reviews and FOCI mitigation. He chairs the national security regulatory practice at the firm. Mick is really good at translating the CFIUS technicalities to the business.
International Trade: CFIUS Experts respondentUSAMalcolm knows the rules inside and out. He can creatively clear the roadblocks of CFIUS.
International Trade: CFIUS Experts respondentUSAMick is a true expert. He knows the behind-the-scenes workings of CFIUS and provides excellent advice.
International Trade: CFIUS Experts respondentUSA
Band 5 
Band 5 
Mark Skerry
Mark Skerry is particularly adept at handling the regulatory side of large cross-border transactions. Mark is super helpful and can speak intelligently about multijurisdictional hurdles.
International Trade: CFIUS Experts respondentUSAMark is committed, clever and gives exceptional advice every time, with a deep understanding of international frameworks.
International Trade: CFIUS Experts respondentUSAMark is very commercial, responsive and is depended on for good advice.
International Trade: CFIUS Experts respondentUSA
Ranked Individuals at Simpson Thacher & Bartlett LLP (2)
What success is built on
Chambers is the leading data and intelligence partner for the legal sector.