Construction 2019: Expert Witnesses

This year’s guide highlights 190 expert witnesses in the field of construction. The individuals stand out for their impressive work on disputes across a range of industry sectors, with claims arising from both quantum and delay issues on major projects.


The Global Elite Thought Leaders are those individuals who received the highest number of nominations from peers, corporate counsel and other market sources this year. Our research has identified them as truly outstanding practitioners and the very best in their field.
Who's Who Legal does not list law firms, only individual experts. The leading firms are those in each region whose listed practitioners received the most total nominations in our research.


Global Elite Thought Leaders
1. Wendy MacLaughlin GB2 LLP, London
2. David Barry Blackrock Expert Services, London
3. Liam Holder Secretariat International, London
4. Guy Elkington Ankura, Dubai
5. Mike Saulsbury  Secretariat International, Dubai
6. Michael Stokes   Ankura, London
7. Andrew Yendall  Yendall Hunter, London
8. Ian Robinson  Tempus Delay Analysis, London
9. Hervé de Trogoff  Accuracy, London
10. Joanne Prior  Blackrock Expert Services, London

Leading Firms


This market-leading firm continues to impress in our research, winning 18 inclusions in this year’s guide.
Mark Dixon writes "excellent reports that are clear, thorough and reach sensible conclusions" and "earn the trust of tribunals". He is considered "particularly strong on oil and gas and offshore matters".
Franco Mastrandrea is a "very well-known and very intelligent" expert who receives effusive praise from respondents to our research for his expertise in both quantum and delay matters.
Derek Nelson is commended for his "professionalism and thoroughness in evaluation and analysis" as well "the breadth and depth of his experience".
Superb quantum expert" Emyr Evans is "incredibly diligent and hard-working" and "goes above and beyond to ensure every query is dealt with", note observers.
Doug Neville is lauded for his "thoroughness and clear communication" by sources. An "extremely professional expert witness", he has superb experience in international infrastructure and energy disputes.
Michael Tonkin is an "excellent" expert with a standout reputation in the region for his skill in quantum analysis, particularly in an international arbitration context.

Blackrock Expert Services

This firm maintains a strong presence in the European market, with seven individuals highlighted this year.
David Barry is a leading name in the region with sources stating that he is "the gold standard for delay experts".
Rob Palles-Clark is "an excellent all-rounder" who is lauded for his "wide-ranging experience in delay and quantum matters".
Joanne Prior is one of the pre-eminent experts in the region, winning high praise from sources for her "excellence on quantum and time" matters.
David Goodman garners widespread plaudits from interviewees who credit him for his "high-quality delay analysis".
Neil Fitch is an outstanding expert witness with wide-ranging experience in international arbitration. Interviewees call him "a very strong quantity surveyor".


Four outstanding individuals from gb2 are highlighted in this year’s guide.
Wendy MacLaughlin is "one of the best delay experts internationally" and is "quick, focused and a pleasure to work with", comment various respondents. In this year’s research, she stands out as the pre-eminent name in the region.
Colin Byford is well respected by peers who describe him as "one of the best quantum experts in the market".
Charles Gurnham is "a very experienced quantum expert" who "has the respect of tribunals" and can "stand his ground without being partisan", according to impressed peers.
Paul Barry is a distinguished name in the field who impresses peers with the quality of his work. One peer calls Barry “In the top 10 for quantum.”


This firm remains a go-to for many respondents, reflecting its impressive eight listings this year.
Guy Elkington "stands out on the list" according to sources who note that he "enjoys a wonderful reputation" for his work on quantum issues.
Michael Stokes is "very highly regarded" for quantum and delay matters, with interviewees lauding him as "an excellent expert witness". He is adept on disputes involving both quantum and delay issues and has strong international experience.
Jacqui Record is "a very impressive practitioner" who commentators state "is excellent at forensic accounting for construction disputes".
Mark Pontin is a highly experienced name in the market who adeptly handles quantum issues in both domestic and international disputes.

Secretariat International

This international firm’s EMEA offices are home to some of the field’s leading individuals, three of whom receive listings this year.
Liam Holder is "practical and able to produce clear, independent reports" and "excels at providing evidence at hearings", according to various interviewees. Clients state that he is "always excellent" and commend his "superb quantum work".
Mike Saulsbury is "very knowledgeable, experienced and practical", with one impressed client stating that he is "the best delay analyst I have ever worked with".
George Taft is highlighted by commentators as an individual who "provides high-quality quantum work across a wide range of fields".

Other Leading Individuals


Yendall Hunter’s Andrew Yendall is a pre-eminent figure in the market who one peer nominates as “probably one of the top three construction experts in the world”. He gains recognition as one of our Global Elite Thought Leaders.

Tempus Delay Analysis’ Ian Robinson is “very experienced, persuasive and calm under pressure” according to respondents who describe him as “one of the best delay analysts around”.

At Accuracy, Hervé de Trogoff is highlighted for his “very professional, proactive attitude” and his “ability to explain complex issues in an understandable way” which enables him to “present his points very convincingly”.

Diales Expert Witness Services’ John Mullen has exceptional breadth of expertise, with sources stating that he is “an excellent international quantum expert” and also “one of the best delay experts in the market”.

At ARCADIS, Gary Kitt is a top-drawer practitioner who "produces clear, precise, excellent quantum analysis" according to impressed peers.


FTI Consulting’s Thomas Hofbauer is "very knowledgeable, fast and responsive" according to clients, and possesses widespread expertise in delay and disruption analysis.

United Arab Emirates

Turner & Townsend’s John Boultwood is one of the top names in the UAE for quantum analysis. Sources describe him as an "excellent quantum expert producing good quality independent work".

Berkeley Research Group’s Michael Kenyon has a superb reputation in the market for his "excellent work" on quantum issues in ICC and Qatar-based arbitrations. "He is very good on detail," states one respondent.



Global Elite Thought Leaders
1. Amit Garg  Secretariat International, Singapore
2. Jon Prudhoe  Ankura, Singapore
3. Garry Crossley  FTI Consulting, Singapore
4. John Molloy  Construction Expert Services Limited, Hong Kong
5. John Lancaster  Driver Trett, Singapore
6. Mike Allen  FTI Consulting, Hong Kong
7. Graham McNeill  FTI Consulting, Hong Kong
8. Scott Adams  Scott Adams Consulting, Hong Kong

Leading Firms

FTI Consulting

Seven individuals from FTI Consulting are nominated for inclusion in this year’s publication.
Garry Crossley is a distinguished figure in the region with a "great track record" who is "really rated" for his deep understanding of delay claims.
Mike Allen has "great experience across a range of large project disputes", with clients finding him to be "very astute and sensible in dealing with joint-expert processes".
Graham McNeill has "an impressive breadth and depth of knowledge" according to clients who praise him for being "very hard-working, intelligent and user-friendly".
Robert Gemmell has "a deep understanding of delay and disruption costing" and is cited by one client as "our expert of choice for large disputes”. An interviewee adds, "I have no hesitation recommending him."
Stephen Rae is a long-standing player in the market who draws recommendations for his exceptional understanding of project delay and disruption and his abilities in both contentious and non-contentious mandates.


HKA possess deep resources for clients in the region, with five individuals highlighted this year.
Lee Baker is highlighted as a “commercial, responsible expert who knows his stuff”, according to commentators, who call him “a pleasure to work with”. One interviewee states: “Lee persists in finding solutions to issues and has sound knowledge and good analytical skills, and is able to articulate his reasoning well in court.”
Paul Roberts is "very experienced and knows the arbitration procedure very well", preparing "great quantum assessments". Sources note that he has "deep knowledge of the Hong Kong construction industry".

Other Leading Individuals

Hong Kong

Construction Expert Services Limited’s John Molloy is “a really top-notch expert” and, according to respondents to our research, “first class when it comes to quantum expertise”.

Scott Adams Consultants’ Scott Adams is a prominent figure in the space who continues to win plaudits this year. One peer states, “Scott is my go-to programming expert; he is the best in the field.”


Secretariat International’s Amit Garg is "one of the best in Asia" and is credited for his "attention to detail, thoroughness and comprehensive reports". Clients praise his "thought leadership and excellent technical expertise".
Brian Bowie is "extremely detailed and thorough in his analysis", and "presents his results logically and simply", comment observers. “He is able to identify and expose flaws in other experts' advice and provides invaluable technical input," says another source.

Jon Prudhoe is described as "unflappable and rock solid in defending his reports in cross-examination". Impressed clients comment that "his experience in infrastructure projects is immense".
"Big name" practitioner Peter Badala is a prominent figure in Singapore who receives effusive praise from peers for his work on disruption and loss of productivity claims.

Sources find John Lancaster of Driver Trett "particularly impressive" and highlight him for his excellent work on delay analysis.


North America

Global Elite Thought Leaders
1. Don Harvey  Secretariat International, Atlanta
2. Ted Scott  Secretariat International, Los Angeles
3. Meera Wagman  Secretariat International, New York
4. Dakus Gunn  Delta Consulting Group, Washington, DC
5. Jeffrey E Fuchs  Delta Consulting Group, Washington, DC
6. Christopher Larkin   FTI Consulting, Toronto
7. Patrick McGeehin  FTI Consulting, Rockville

Leading Firms

Secretariat International

Four practitioners from Secretariat’s North American offices are highlighted in our guide this year.
Clients are "very much impressed" with Don Harvey's work, stating that he "should be on anyone's short list for schedule and delay analysis".
Ted Scott is commended for his "thorough and skilled analysis" and his "deep knowledge of construction practice and procedure".
Meera Wagman is "an extraordinary, focused and client-oriented professional" as well as "an outstanding strategist and exceptional analyst" on delay matters.
Michael Kling leaves sources "impressed with his attention to detail" and his "strength under cross-examination". According to one interviewee, "He is very thorough and is able to compile usable reports out of massive amounts of information."

FTI Consulting

This firm maintains a dominant position in the region, with eight individuals included in our guide.
Quantum and delay expert Christopher Larkin is "very knowledgeable and hard-working" according to impressed peers. He continues to be rated as one of the best in North America by peers and clients alike.
Patrick McGeehin is "among the best there is" according to peers who state that he is "one of the top damages experts in the US".
Neil Gaudion's "analyses and opinions are thorough, objective, extremely high-calibre and persuasively delivered", report impressed sources. He offers clients "top-notch schedule and delay analysis and excellent presentation skills".
Paul Ficca's "work is always extremely thorough" say clients, who report that "he is very credible on the stand" and "knows his report thoroughly and responds well under cross-examination".

Delta Consulting Group

Five practitioners from Delta’s US offices receives listings in our guide this year.
Jeffrey Fuchs is "imbued with credibility" according to sources who praise his "intellectual strength and his ability to make complex subjects easy to understand".
Dakus Gunn is "extremely knowledgeable about construction" with clients stating that his "insights into the management of large projects outside the US is invaluable".
Mark Dungan is vaunted as "meticulous in his work and always reliable", with commentators pointing to his "great demeanour which triers of fact find truthful and cogent".
Charles Heckman wins widespread plaudits for his impressive ability on scheduling and delay issues on a range of projects.
Gene Lash is "extremely hard-working" and provides "detailed, supportable reports, with clear practical applications", comment sources, who highlight that he “works equally well with clients, lawyers and mediators”.


Ankura sees eight of its experts included in this year’s publication.
Greg Crider wins plaudits from across the country for his superb ability on major domestic and international construction disputes.
The "excellent" John Livengood "does standout work" on matters including disruption, loss of productivity and acceleration claims.
Scott Gray is a top-notch quantum expert who is described by sources as "excellent, with a worldwide practice".
Israel Almodovar is "a very well-known practitioner in the region" according to sources who credit him with "excellent ability" on delay analysis.
Robert Davenport is a "highly capable and reliable expert witness" who excels on disputes involving high-value and complex construction projects.

Other Leading Individuals


Clients are impressed by Maged Abdelsayed of Deloitte, lauding his “logical process when setting out an opinion” and his “professionalism, pragmatism and knowledge” on claims management issues.


The Kenrich Group’s Richard Sieracki is highlighted by respondents to our research for his deep understanding of disputes in the energy sector.

Steven Huyghe of CORE International Consulting garners praise from across the USA with commentators describing him as “the best scheduling consultant in the country” and noting his strong international experience.

Capital Project Management’s Michael D’Onofrio is “an excellent expert” according to peers in the space who commend him for his ability on delay, productivity and disruption analyses.

At Trauner Consulting, Ted Trauner is a distinguished name in the field who is applauded for his in-depth knowledge of matters ranging from damages claims to delay, termination and inefficiency analysis.

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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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