Legal Marketplace Analysis: Investigations 2014

For the first time, Who’s Who Legal in collaboration with Global Investigations Review has published a guide to the leading investigations lawyers in the world. Over the past year, we have canvassed hundreds of lawyers and clients to identify the leading individuals and firms in this burgeoning practice area. Skadden Arps Slate Meagher & Flom fields an impressive total of seven lawyers to this edition, as does Clifford Chance. Baker & McKenzie boasts six inclusions, as do Kingsley Napley, Miller & Chevalier Chartered and WilmerHale.

We also list the 10 most highly regarded investigations lawyers in the world, with Joseph Warin of Gibson Dunn & Crutcher achieving the top spot this year.

Most Highly Regarded Individuals
Lawyer Firm
Joseph Warin Gibson Dunn & Crutcher, Washington, DC
Stephen Gentle Simmons & Simmons, London
Peter Romatowski Jones Day, Washington, DC
Timothy Dickinson Paul Hastings, Washington, DC
Michael O'Kane Peters & Peters Solicitors, London
Janet Levine Crowell & Moring, Los Angeles
Paul Gully-Hart Schellenberg Wittmer, Geneva
Robert Tarun Baker & McKenzie, San Francisco
Jürgen Taschke DLA Piper, Frankfurt
Mark Mendelsohn Paul Weiss Rifkind Wharton & Garrison, Washington, DC

Skadden Arps Slate Meagher & Flom fields an impressive total of seven lawyers to this edition. The New York office is best represented with three listings including David Zornow, global head of the firm’s litigation/controversy practices and head of the New York office’s white-collar crime group. Zornow is known for his “sharp legal mind” and “no-nonsense approach”. He is joined by John Carroll, who specialises in domestic and multinational criminal and regulatory investigations relating to financial fraud, corrupt payments and online gaming, and Warren Feldman: a “seasoned practitioner”. In London, Gary DiBianco and Matthew Cowie come highly recommended. DiBianco heads the London-based corporate investigations practice and is “phenomenal” according to peers. His experience includes defending civil and criminal investigations, conducting internal investigations and defending civil litigation in anti-corruption, fraud, securities and related matters. Cowie focuses his practice on internal investigations and defence of government enforcement matters, with a particular focus on overseas corruption and Foreign Corrupt Practices Act (FCPA) investigations. In Los Angeles, Richard Marmaro heads the west coast SEC enforcement and white-collar defence practice and is “clearly at the top of his game”. Munich-based Bernd Mayer leads Skadden’s German offices and heads the local corporate governance practice. He is “superb” on internal investigations and a “trusted adviser”.

Seven lawyers are also selected for inclusion from Clifford Chance. In London, Carlos Conceicao is “top notch” for market abuse and misconduct cases. Former head of the Financial Services Authority’s wholesale group in enforcement, Conceicao offers clients a “unique perspective” on contentious financial services regulatory matters. Alongside him, Judith Seddon is noted for her “astuteness” and Roger Best is highly recommended for his experience in regulatory enforcement proceedings. Heiner Hugger in Frankfurt advises on investigations, compliance and fraud prevention measures. He is a “definite inclusion” according to peers. Wendy Wysong divides her time between Hong Kong and Washington, DC, and is noted for her “calm and assured manner in time-critical matters”. Dubai-based Graham Lovett has extensive experience in regulatory investigations and is a “top choice” for clients while Edward O’Callaghan in New York specialises in defending organisations and individuals in international and domestic regulatory investigations and criminal prosecutions.

At Baker & McKenzie, six lawyers are recognised in our research. In DC, Richard Dean focuses on the FCPA and related legislation; he supervises the conduct of internal investigations and audits to determine compliance and advises on the consequences of such investigations. Alongside him, Paul McNulty leads the business crimes and investigations practice and chairs the firm’s global corporate compliance steering committee. He is “without doubt” a “key figure” in the field. Robert Tarun in San Francisco performs exceedingly well in our research and is one of the most highly regarded individuals. He is “tremendously knowledgeable” in the area of investigations and has over 20 years’ experience representing individuals, corporations, partnerships and pension funds in grand jury investigations and trials. Houston-based Lawrence Finder is noted for his experience in government and internal investigations. He is a former US attorney for the Southern District of Texas and is “held in high esteem” by peers. Kenneth Jull is located in the firm’s Toronto office and assists clients with risk management strategies and corporate compliance. Zurich-based Mark Livschitz has “enviable experience” in the field including leading several large and complex internal cross-border anti-corruption investigations involving multiple jurisdictions.

London-based firm Kingsley Napley demonstrates its strong reputation in this field with six nominations. Louise Hodges is a “specialist” in investigations and prosecutions by the Financial Conduct Authority (FCA), the Serious Fraud Office (SFO) and HM Revenue and Customs (HMRC). Stephen Parkinson heads the criminal litigation practice and is described as a “formidable litigator”. Michael Caplan QC has a “wealth of expertise” in criminal and regulatory law while Angus McBride is known for his “strategic approach”. The “diligent” Eve Giles focuses on LIBOR investigations by the FCA and SFO and criminal cartel investigations by the Office of Fair Trading. Jonathan Grimes is an “expert” on fraud, bribery and corruption and provides “invaluable advice” in relation to investigations.

Miller & Chevalier Chartered in Washington, DC, garners six listings in this edition. Chair of the firm’s white-collar and internal investigations practice James Bensfield specialises in conducting corporate internal investigations and is a “talented litigator”. Mark Rochon chairs the litigation department and has conducted extensive internal investigations on behalf of multinational corporations. He also represents clients in relation to government contracting fraud, export controls and insider trading investigations. Homer Moyer Jr is a “leading authority” on FCPA while James Tillen, vice chair of the international department, also specialises in FCPA and money laundering matters. Barry Pollack represents individuals and corporations in criminal investigations and trials as well as assisting clients in corporate investigations. Matteson Ellis focuses on international anti-corruption compliance and is noted for his “meticulous approach”.

WilmerHale also merits six inclusions. The DC office is best represented with three nominees including Howard Shapiro, chair of the firm’s litigation/controversy department and a “leading figure” in the legal marketplace. Shapiro previously served as the general counsel of the Federal Bureau of Investigation and his advice is “highly sought after”. William McLucas is chair of the firm’s securities department; he represents public companies, investment banks, accounting firms and advisers to mutual funds facing Securities and Exchange Commission investigations. Kimberly Parker specialises in internal corporate and congressional investigations and has conducted investigations in the US, Asia, Africa, Europe and Latin America. Boston-based Karen Green has extensive experience in high-stakes government investigations and litigation of alleged fraud, bribery, conspiracy and violations of federal statutes. In New York, Roger Witten has a “long-standing reputation” in the field and has conducted complex internal investigations and represented companies and individuals in resulting litigation. Stephen Pollard is based in the firm’s London office and is “hugely respected” in the marketplace. He specialises in defending financial services fraud, multi-jurisdictional white-collar crime allegations, corruption allegations and internal investigations.

At Kirkland & Ellis, five lawyers feature prominently in our research, three of whom are based in the firm’s DC office. Laurence Urgenson has a “very active” investigations practice and is “well known” in the market for his “top-notch work” in the field. Neil Eggleston has a “strong reputation” for his investigations work as part of defending against allegations of fraudulent conduct and in response to internal corporate concerns about possible wrongdoing. William Stuckwisch is “unrivalled” according to one source; his practice focuses on government and internal investigations, FCPA enforcement matters and white-collar crime defence. London-based Christopher Colbridge heads the firm’s international arbitration group and is a “font of knowledge” on white-collar crime investigations with a global element. Samuel Williamson in Shanghai leads the Asia-based government enforcement and investigations practice and is “in high demand” due to his experience as a former federal prosecutor at the US Department of Justice.

Five lawyers represent Sullivan & Cromwell, four of whom are based in New York. Karen Patton Seymour is co-managing partner of the firm’s litigation group and is “greatly respected” for her investigations experience. Samuel Seymour is managing partner of the firm’s criminal defence and investigations group and has represented clients in investigations involving allegations of accounting fraud, securities fraud, foreign bribery, price fixing, economic sanctions violations, money laundering and obstruction of justice. Deputy managing partner of the firm’s criminal defence and investigations group Steven Peikin is a “notable figure” in the legal market. His practice concentrates on internal investigations, regulatory enforcement and white-collar criminal defence. Nicolas Bourtin “excels” at representing financial institutions in parallel regulatory and criminal investigations in representing non-US companies and individuals in connection with US investigations. Louise Delahunty is based in London and has represented financial institutions, hedge funds, energy, health care and life sciences companies on fraud, sanctions and corruption issues around the world. She is a “great strategist” according to peers.

Dechert fields five “superb” practitioners including a trio of lawyers from the New York office. Chair of the firm’s policy committee and a former assistant US attorney for the southern district of New York in the securities and commodities fraud unit, Andrew Levander is an “effective litigator”. Benjamin Rosenberg is co-chair of the firm’s white-collar and securities litigation practice and he defends individuals and corporations in connection with government investigations and proceedings. Robert Jossen chairs Dechert’s global litigation practice and is “first rate” in relation to government investigations. Philadelphia-based Thomas Lee II represents companies and individuals in criminal and government investigations as well as in related civil litigation. He is “very bright” and “thorough”. Neil Gerrard is deputy chair of the firm’s global litigation practice and a “true expert” in regulatory investigations and prosecutions undertaken by UK, US and EU regulators. He is “the first port of call” for many companies.

Paul Weiss Rifkind Wharton & Garrison is home to one of our most highly regarded individuals: Mark Mendelsohn. Based in DC, Mendelsohn is chair of the FCPA group at the firm and prior to joining the firm served as the deputy chief of the fraud section of the criminal division of the US Department of Justice. He is “internationally acclaimed” for his experience in internal corporate investigations. He is joined by three colleagues, Beth Wilkinson in DC and Mark Pomerantz and Theodore Wells Jr in New York.

Timothy Dickinson represents Paul Hastings in DC and is “very thorough” according to peers. He has over 30 years’ experience in the field of anti-corruption law and is “without doubt a leader in the field”. Alongside him, Kirby Behre and Corinne Lammers are also highly recommended in the DC office. Milan-based Bruno Cova is an “exceptional lawyer” with a “deep understanding” of internal investigations.

DLA Piper garners four listings including Jürgen Taschke in Frankfurt. EMEA head of international corporate crime, investigations and compliance at the firm, Taschke is “world class” in managing regulatory risks. In DC, the “talented” Earl Silbert and “very hard-working” Carlton Wessel come highly recommended. Jo Rickards in London completes the firm’s listings and is noted for her expertise in corporate crime and investigations.

Stephen Gentle is a “noteworthy individual” at Simmons & Simmons in London who garners high praise for his “valuable advice” in relation to fraud and financial regulatory matters. The firm achieves a further two listings in London and is represented by Lesli Ligorner in Shanghai.

At Crowell & Moring in Los Angeles, Janet Levine is chair of the firm’s trial practice and is noted for her “careful handling of sensitive matters”. In the DC office, Thomas Hanusik and Philip Inglima are highly recommended.

Joseph Warin of Gibson Dunn & Crutcher in DC is an “exceptional lawyer” who is internationally acclaimed for his abilities in the field of investigations. Chair of the DC office’s litigation department, he also serves as co-chair of the firm’s white-collar defence and investigations practice group and he excels in regulatory and trial matters. Alongside him in the DC office is the “greatly respected” David Burns, while Lawrence Zweifach receives numerous nominations and is based in New York.

Peter Romatowski at Jones Day in DC is a “superb lawyer” whose “work is always of a great standard”. Peers describe him as a “pleasure to deal with”. Also at Jones Day, Brian Sun in Los Angeles earns praise for his “diligence”.

In London, Michael O’Kane at Peters & Peters Solicitors is considered “one of the best” with one peer commenting: “Few can compete.” He is joined by Keith Oliver and Monty Raphael QC, both “worthy inclusions”.

Schellenberg Wittmer fields Paul Gully-Hart from its Geneva office. A “seasoned practitioner”, his “expert handling” of investigations has earned him a “first-class reputation”. The firm sees two more listings in the form of Benjamin Borsodi and Peter Burckhardt.

The English bar is also well represented. Clare Montgomery QC at Matrix Chambers “stands out” in the research and is commended for her “highly sophisticated” approach to matters. John Kelsey-Fry QC at Cloth Fair Chambers is also highly recommended with peers describing him as a “go-to” particularly for “high-profile, sensitive cases”.

Back to top

Follow us on LinkedIn

News & Features

Community News



Pro Bono

Corporate Counsel

Women in Law

Future Leaders

Research Reports

Practice Areas


The Who's Who Legal 100


Special Reports



About Us

Research Schedule

It is not possible to buy entry into any Who's Who Legal publication

Nominees have been selected based upon comprehensive, independent survey work with both general counsel and private practice lawyers worldwide. Only specialists who have met independent international research criteria are listed.

Copyright © 2019 Law Business Research Ltd. All rights reserved. |

87 Lancaster Road, London, W11 1QQ, UK | Tel: +44 20 7908 1180 / Fax: +44 207 229 6910 |

Law Business Research Ltd

87 Lancaster Road, London
W11 1QQ, UK