Department profile
Antitrust
USA Guide 2026 : District of Columbia
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Ranked Individuals
Ranked Individuals
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Work Highlights
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Weil, Gotshal & Manges LLP advised ChampionX Corp on the antitrust aspects on its $7.75 billion acquisition by SLB.
Strengths
Provided by Chambers
Weil's antitrust group has experienced and knowledgeable lawyers, both in the law and in our area of business. They are practical, prompt and thorough.
Antitrust respondentUSAWeil has many sharp antitrust lawyers who are good at framing risk for the business in a very practical way. They are very adept at dealing with the regulators and can anticipate concerns.
Antitrust respondentUSAThe Weil team is thoughtful and thorough in analyzing complex matters. Many have prior agency experience and know what kind of advocacy will be helpful.
Antitrust respondentUSAWeil's antitrust team can be trusted to manage the most critical matters. They have a depth of government experience and a history of success on high-profile matters. They succeed by learning your business inside and out.
Antitrust respondentUSAWeil's antitrust team spend the time to understand your business so that they can offer insight regardless of the transaction. From senior partner to young associate, the team is smart, dedicated and easy to work with.
Antitrust respondentUSA
Notable Practitioners
Provided by Chambers
Band 1 
Band 1 Michael Moiseyev
Michael Moiseyev is recognized for his capabilities in sophisticated merger clearance work. He represents clients in proceedings before government enforcement agencies in the USA and further afield. Michael is widely respected and listened to. He does not waste time and gets right to the point.
Antitrust respondentUSAMichael is one of the best in the market. He has great experience and presents very well to clients.
Antitrust respondentUSAMichael is a really strong antitrust practitioner who has seen everything. He has a very keen gut sense of what matters and what does not.
Antitrust respondentUSA
Band 4 
Band 4 John E Scribner
John Scribner handles both merger clearance work and antitrust litigation for multinational clients. He is particularly noted for his work in the technology and pharmaceutical sector. John is a go-to for our major and complex deals. He is a veteran merger specialist with strong expertise.
Antitrust respondentUSANo matter how complex the matter is, John learns the intricacies of it.
Antitrust respondentUSAJohn leverages decades of merger experience.
Antitrust respondentUSA
Band 5 
Band 5 Brianne Kucerik
Brianne Kucerik is co-head of Weil's Antitrust practice. She is highlighted for her broad expertise across a spectrum of antitrust matters, including M&A, litigation and investigations. Brianne is a practical attorney who can solve problems and deliver exceptional results.
Antitrust respondentUSABrianne is an excellent lawyer. She is really familiar with how DOJ and FTC work.
Antitrust respondentUSABrianne provides very practical advice. She is extremely knowledgeable and excellent to work with.
Antitrust respondentUSA
Ranked Individuals at Weil, Gotshal & Manges LLP (3)
District of Columbia
Michael Moiseyev
Head of Antitrust
View profile John E Scribner
Antitrust
View profile Brianne Kucerik
Head of Antitrust
View profile
Members
Provided by Weil, Gotshal & Manges LLP
Jeffrey H. Perry
Head of Department
John E Scribner
View profile of John E Scribner
Weil, Gotshal & Manges LLP has rankings in the following guides
Band 2
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