Litigation 2018: E-Discovery Lawyers

Our research into the e-discovery space sees 64 practitioners from across the USA and Canada highlighted in our guide.

Global Elite Thought Leaders
1. David J Kessler Norton Rose Fulbright US LLP, New York
2. Susan Wortzman McCarthy Tétrault LLP, Toronto
3. Jonathan Redgrave Redgrave LLP, Chantilly

Leading Firms


Redgrave maintains its position as a dominant force in the North American space, with seven practitioners across its offices in the USA highlighted in our guide this year.
Jonathan Redgrave is a "top-tier lawyer" who "should be on anybody's list" for e-discovery issues, according to interviewees, as reflected in his status as a Global Elite Thought Leader this year. His practice "has been well known for years" and sees him involved in an array of governance, data protection and contentious issues
Kevin Brady is a "prolific writer on e-discovery matters" who commentators state "should be on any shortlist of the best e-discovery lawyers". He is experienced in a range of corporate and product liability litigation.
An outstanding name from the firm, Gareth Evans is a "great lawyer" who is commended for his expertise in industries as diverse as healthcare, financial services and manufacturing.
Nan Nolan is regarded as a "very thoughtful" e-discovery practitioner who remains "very well respected" in the field. She offers superb experience on antitrust and insurance disputes.
Christopher King is praised as a "really knowledgeable" lawyer. His superb practice sees him involved in an array of securities and competition litigation.

Littler Mendelson

This firm stands out for the high-quality expertise on offer to clients. It receives three listings in our guide this year.
Paul Weiner is “very active” in the e-discovery space according to observers, who praise him as a “really, really smart practitioner”. He offers clients extensive and nuanced great expertise in labour and employment matters.
Denise Backhouse is “a well-known name” in the e-discovery space who is praised by colleagues for her technical ability. Sources highlight Backhouse as “an international specialist” who “works on high-profile actions” and is the “first person to think about for cross-border issues” including the GDPR.
Lauren Schwartzreich is described by market players as “really solid and smart” and an active practitioner in the e-discovery field. She is adept on matters such as class actions relating to wage-and-hour disputes.

Leading Individuals


McCarthy Tétrault’s Susan Wortzman is noted as “a trusted adviser” by sources. She is “knowledgeable in various processes and team building” and was “one of the first people to focus on the field”. She provides deep insight into information governance and litigation preparation.

At the University of Waterloo, Maura Grossman is well known as a “highly competent adviser” who “defined the terms for the field of technology-assisted review”. Clients praise her “amazing ability to instantly digest our needs”.

Anne Glover of Blake Cassels & Graydon has a reputation as a highly proficient practitioner with “a lot of expertise in e-discovery”. She is an “industry leader” according to respondents, who particularly commend her for her work in the field of competition.

Ernst & Young’s Martin Felsky commands an excellent reputation in the Canadian market and remains a favourite among sources for his insight into information governance and litigation preparedness.

At Torys, David Outerbridge is a “leader in the field”, with interviewees rating him highly in our research for his wide-ranging experience on insurance, employment discrimination disputes and arbitration proceedings.

At Cassels Brock & Blackwell, Marlon Hylton is a “sharp lawyer” with a “good ability to build teams”. A highly respected figure in the market, he is noted for his work on information governance and strategic discovery solution design.


Norton Rose Fulbright’s David Kessler is “one of the most skilled people in the industry” and is deservedly named a Global Elite Thought Leader in the field this year. Sources note that Kessler is “really brilliant, unflappable and really knows the technology” and is someone who is “very much known and respected for his GDPR work”.
Andrea D’Ambra garners widespread praise for her work in the field of e-discovery. She runs an enviable practice that sees her offer specialist advice on data privacy and cross-border discovery in the life sciences and financial sectors.

Milberg’s Ariana Tadler is a leading name in the e-discovery market who is praised as a “very high-powered lawyer” with “extraordinary ability”. She is well known for her plaintiffs’ work, with particular expertise on matters arising from securities class actions.

Shook Hardy & Bacon’s Patrick Oot is lauded as “absolutely top-notch” and a “terrific problem solver”. Peers speak highly of his “awesome” practice that includes wide-ranging expertise in data privacy disputes and counter-discovery strategy.
John Barkett has a reputation among market players for being “very good on the regulatory and legal side of e-discovery”. He gains plaudits for his superb experience in the life sciences sector.

Actuate Law’s Martin Tully is a “really brilliant practitioner” and a “very thoughtful lawyer”. He maintains an outstanding reputation in the US market for his expertise on information governance and e-discovery.
Jeffrey Sharer receives widespread commendation from respondents to our research this year for his broad knowledge of the e-discovery field, including cybersecurity and information governance issues.

King & Spalding’s Ronni Solomon is “sharp as anything” and “known by everyone” in the jurisdiction. She is noted as being “at the top of the game” on a broad spectrum of data security and e-discovery matters, most notably in the automotive and energy sectors.

Winston & Strawn’s John Rosenthal is a “significant and well-known player” who is praised by interviewees as “a leader” in the field.

Wendy Butler Curtis of Orrick Herrington & Sutcliffe is a “fantastic” e-discovery lawyer who comes highly recommended by respondents for her expertise on data leverage in mass torts.

Eversheds Sutherland’s Robert Owen is “one of the godfathers of the industry” and “very knowledgeable in the field”, according to impressed commentators. He provides superb expertise in the technology and financial services sectors.

Ropes & Gray’s Shannon Capone Kirk is a widely recognised practitioner in the space who sources state “has a great deal of experience”. Her enviable practice sees her advise clients on cybersecurity, digital health and trade secrets litigation.

David Stanton of Pillsbury Winthrop Shaw Pittman is “very strong in this area” and an “unflappable” figure who one peer calls “one of the smartest people I’ve ever met”. He is recognised by sources for his proficiency on matters relating to internal investigations and information governance.

Crowell & Moring’s Jeane Thomas is “a star” according to our sources, who continue to speak highly of her in our research this year. She has superb expertise on antitrust-related matters.

Jackson Lewis’ Ralph Losey is praised for his thought leadership in the space, with colleagues stating that “his writing is a go-to resource”. He possesses specialist expertise on the use of technology-assisted review.

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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.

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