Providing Scientific & Engineering Evidence Since 1941

Manderstam offer expert witness services, approved by the UK Law Society, with unparalleled oil, gas and petrochemicals expert witness expertise. All our experts are trained in giving legal evidence by Bond Solon. We also boast enormous engineering consultancy experience.

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Provided oral evidence in over 20 cases

All experts highly trained in giving legal evidence

Expert Witness: Industry Specialisms

Unparalleled experience in the preparation and presentation of scientific and engineering evidence to the High Court and International Court of Arbitration.

Expert Witness Services Instructed By The World's Leading Law Firms

We have been instructed by most of the leading international and domestic law firms, with experience from well over 60 cases and the provision of oral evidence in over a third of these.

Consultant Engineer Services

Manderstam International Group are fully-independent, and offer internationally-acclaimed engineering consultancy including project management and benchmarking. Extensive client background including BP, Shell, Chevron and British Gas.

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Quotes

Thanks for all your hard work on the case over the last year.

I was very impressed by your performance under cross examination and in the hot tubbing session. You got the tone absolutely spot-on in terms of explaining your position with authority whilst recognising your obligations to be a neutral expert.

Partner at Holman Fenwick Willan LLP,
London-December 2017

Quotes

I wanted to thank you again for all your help and all the time you put in preparing for the hearing. I know cross-examination isn’t fun, but on the whole I thought you went well and you stood your ground.– I have enjoyed working with you and learning just enough about LPG plants to be dangerous

Partner at Bird & Bird,
London-April 2017

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Thank you so much to you and all your team for all your hard work on your report. We think it is a very good piece of work.

Management at Saipem Contractors
France & Italy- October 2016

Quotes

Thanks to everybody for the excellent work done before and during the last intense week.

Counsel at Pickering Hale & Dorr LLP

Washington DC - April 2015

Worldwide Expert Witness Clients

Arbitration & Engineering Expertise across 90 countries

Our work spans numerous countries and continents. We use our intimate knowledge of the oil and gas, petrochemical, pharmaceutical and manufacturing industries (among others) to provide specialist expert witness legal guidance and consultancy.