IT Group is a leading supplier of IT consultancy and expert witness services specialising in technology, media and telecommunications with complementary expertise in electronics and electrical engineering.

Our experts have over 25 years’ experience of giving expert oral evidence in the High Court, Magistrates, Crown, County Courts and world-wide arbitrations, in connection with company litigation and forensic investigations.

Our digital forensics work includes civil and criminal cases along with corporate investigations, whilst our consultancy activities cover frustrated projects, valuations and loss adjustment, cyber security and e-Disclosure.

As highly accredited forensic specialists, we have been instructed in groundbreaking trials, working for many leading insurers and law firms in the UK, US, EMEA and the Far East.

“I instructed Tony Sykes as an expert witness in regards to a SAP matter. I found Tony to be extremely proficient and knowledgeable in the case matter and found his report to be very informative and to the point in regards to the key findings. From my initial enquiry, I found Tony Sykes and IT Group to be very prompt and efficient with their analysis and would not hesitate to use them with any matters in the future.”

Simon Konsta
Clyde & Co

“We instructed IT group as experts in a complicated contractual dispute involving an electronic scrolling visual display unit. The report prepared by Tony Sykes was comprehensive yet dealt concisely with the key issues. The report was instrumental in enabling us to obtain a satisfactory settlement of the claim brought by our client. The administration of IT group in terms of arranging site inspections preparation and delivery of the report and dealing with further enquiries was excellent.”

David Aird
Blackhurst Budd

“I was impressed by IT Groups incredibly fast turnaround. They were very thorough and the investigation was carried out with great attention to detail. The report was presented with clarity and ultimately helped me convince the counterparty to face up to the error of their ways, leading to a great settlement for my client.”

Ally MacKenzie
Addleshaw Goddard LLP

“Can I take this opportunity of thanking you for your help in this matter. Our client was charged with a serious criminal offence and the expert report which you prepared for us was extremely helpful and instrumental in persuading the Crown Prosecution Service to discontinue the case.”

Iain Starke
Boots Starke Goacher

“I have a high opinion of Jason Coyne’s abilities. His high level of expertise is always expressed in a clear, focused and logical manner. I have recommended him as an expert in appropriate cases with complete confidence.”

Richard Mawrey – QC
Henderson Chambers, 2 Harcourt Buildings

“In general, I find Mr Sykes’ evidence is to be preferred to Mr XXXXX in areas where they disagreed.”

HHJ Toulmin
Kingsway Hall Hotel -v- Red Sky IT [2010] EWHC 965

“Jason Coyne was exceptionally helpful in identifying the core technical issues in a complex dispute and explaining complicated concepts in an accessible way. He brought clarity, reducing the issues in dispute significantly. He presented his report in a balanced way, clearly understanding his duties as an expert, and was impressive in the way he gave evidence.”

Susie Dryden
Partner, Blake Lapthorn

“David [Tony] Sykes possesses a high degree of technical knowledge combined with good people skills at a reasonable cost.”

FM Global

“I would recommend Jason Coyne. His written and oral presentation of evidence was clear, logical and persuasive.”

Matthew Lawson
The Chambers of Richard Ferguson QC

“I have recommended Jason Coyne to a number of clients in heavy IT litigation because his expert reports are balanced, lucid and above all, jargon-free.”

Robert Onslow
The Chambers of Mark Platts-Mills QC, 8 New Square

“David [Tony] Sykes is a consummate professional. I have worked closely with him in the resolution of complex IT disputes and his expert input has been invaluable, not only to me but the paying client.”

Tim Ashdown
Partner DMH Stallard

“From the initial instruction, Jason Coyne provided robust, coherent and purposeful advice which paid particularly close attention to the instruction, a trait not always forthcoming in experts. I have no doubt his intervention was pivotal in making the other side face up to reality and eventually led to a settlement. I would recommend him without hesitation.”

Michael Green
Partner, Weightmans

“I would not hesitate in recommending Jason Coyne because he brings immense energy and expertise to bear on the issues, is clear and concise in writing and extremely persuasive when giving evidence. He also has that rarest of gifts, the ability to achieve a reasonable degree of consensus in even the most fraught cases.”

Terry Bergin
4 Pump Court

“An overall assessment of all this material led me unhesitatingly to conclude that, on any relevant dispute of technical detail or professional opinion, Mr Sykes’ evidence was to be preferred to Dr XXXXX.”

HHJ Thornton
Autoroute Circuits (Roger Benfield) -v- Life Racing Limited [2007] EWHC 1505

“Can I take this opportunity of thanking you for your help in this matter. Our client was charged with a serious criminal offence and the expert report which you prepared for us was extremely helpful and instrumental in persuading the Crown Prosecution Service to discontinue the case.”

Iain Starke
Solicitor, Boots Starke Goacher

“I preferred the evidence of Mr Sykes as more measured and temperate.”

HHJ Bowsher
SAM Business Systems -v- Hedley & Co. [2002] EWHC 2733

“We instructed Jason Coyne as Expert Witness in a complex software arbitration case in Brussels. Despite the short deadlines and technical nature of the case, his reports were clear and free from jargon. Jason was particularly good at finding metaphors to explain technical concepts in a simple manner to laymen, and his input proved valuable throughout a 2-day hearing.”

Peter Craddock & Etienne Kairis
Loyens & Loeff

“I have instructed George Jennings on a number of occasions and have always been thoroughly impressed with the level of service provided. He possesses a high degree of technical knowledge and skill and the Expert reports compiled are clear, concise and persuasive in nature. They add value in helping to assess the situation at hand and some tremendous results have been achieved.”​

Richard Dyer
Head of Investigations & Associate Director – VRS Vericlaim

ISO 27001:2013

ISO 9001:2008

Expert Witness Institute

UK Register of Experts

Bond Solon

Academy of Experts

Sweet & Maxwell

Legal Aid

Meet the team


If there is a specific area in which you would like our advice, please don’t hesitate to get in touch with a member of our team.