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Arnold & Porter
Department profile | Arnold & Porter
Antitrust

Chambers Review

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Antitrust - District of Columbia

1
Band 1

What the Team is Known For

Arnold & Porter is a superb DC firm that offers the full package of antitrust services, such as high-profile merger clearance, as well as civil litigation and criminal investigations. Equally well suited to handle investigations by US and international authorities. Serves an enviable client roster of leading companies in a huge variety of sectors, including technology, oil and gas and financial services.

Work Highlights

  • Arnold & Porter advised AbbVie on the antitrust aspects of its $8.7 billion acquisition of Cerevel Therapeutics.

Strengths

Provided by Chambers

The lawyers at Arnold & Porter are excellent at providing practical advice in a concise manner. They are very responsive.

Antitrust respondent
USA

The lawyers are well aware of the relevant markets, industries and technologies.

Antitrust respondent
USA

The lawyers have expertise and government experience. They deliver timely analysis and responses.

Antitrust respondent
USA

The team has exceptional antitrust agency expertise.

Antitrust respondent
USA

Their client service is second to none. They do a good job at understanding the business, making sure we get to the right place.

Antitrust respondent
USA

Notable Practitioners

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Deborah Feinstein
1
Deborah Feinstein
1
Band 1

Deborah Feinstein counsels clients in high-stakes merger clearance proceedings, as well as handling investigations and litigation. She is able to draw on her considerable experience both in private practice and in government, including her role as Director of the Bureau of Competition at the FTC.

Deborah is very practical and good at communicating very clearly. She has very strong knowledge of antitrust.

Deborah is a really great strategist in terms of litigation.

Deborah is practical and quick to provide helpful strategic advice.

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Jonathan Gleklen
2
Jonathan Gleklen
2
Band 2

Jonathan Gleklen is particularly adept at guiding clients through antitrust merger review and anticompetitive conduct investigations. He is well known for his work with clients in the technology sector in particular.

Jonathan is fast. He thinks strategically and delivers the key points.

Jonathan provides practical antitrust guidance and he is very responsive.

Jonathan understands the importance of figuring out the right approach with the government.

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Michael B Bernstein
4
Michael B Bernstein
4
Band 4

Michael Bernstein has a broad practice securing transactional clearance from US and international competition agencies, as well as managing investigations and litigation. He chairs the US practice group.

Michael has a great rapport with the client.

Michael is an exceptional antitrust merger clearance attorney. He is a pleasure to work with. He is also excellent at developing and pressing an effective strategy.

Michael Bernstein is smart.

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Sonia Pfaffenroth
4
Sonia Pfaffenroth
4
Band 4
Sonia Pfaffenroth is commended for her broad antitrust practice. She has notable strength in litigation and merger challenges.

Her briefing skills are really strong. She is also really great with clients because she is really practical and good at breaking down complex issues.

Sonia is very thoughtful. She is a very good lawyer.

Sonia is very thoughtful and intelligent.

Sonia has a very sophisticated understanding of government litigation and implications on companies. Her judgment is very valuable.

Sonia is a very good writer.

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Laura S Shores
5
Laura S Shores
5
Band 5

Laura Shores is an accomplished attorney noted for her work as a litigator in the antitrust space. She is particularly skilled at handling class actions.

Laura is good on her feet and articulate.

Her substantive knowledge is super impressive and a great strategic thinker.

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Matthew Tabas
U
Matthew Tabas
U
Up and Coming

Matthew Tabas is an up-and-coming practitioner noted for his work across transactional matters. He is particularly well versed in advising clients in the healthcare sector.

Matthew is a subject matter expert in FTC matters.

Matthew is incredibly thoughtful, reliable and responsive to not just legal questions but the business needs too.

Matthew has great creative ideas on how to approach issues in the case.

Matthew can quickly problem-solve issues and he has good FTC technical expertise.

Matthew is a creative critical thinker. He is extremely knowledgeable.

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Ranked Lawyers at
Arnold & Porter

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Band

District of Columbia

Antitrust
Deborah Feinstein
1
Deborah Feinstein
1
Band 1
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Jonathan Gleklen
2
Jonathan Gleklen
2
Band 2
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Michael B Bernstein
4
Michael B Bernstein
4
Band 4
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Sonia Pfaffenroth
4
Sonia Pfaffenroth
4
Band 4
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Matthew Tabas
U
Matthew Tabas
U
Up and Coming
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Antitrust: Litigation Specialists
Laura S Shores
5
Laura S Shores
5
Band 5
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