Dr Stephen Castell CITP, Chairman, CASTELL Consulting
Medallist, IT CONSULTANT OF THE YEAR, British Computer Society IT Professional Awards
Experienced CEDR-trained Mediator, ICC Arbitrator, Expert Determiner
Email: stephen@castellconsulting.com


Dr Stephen Castell CITP, Medallist, IT CONSULTANT OF THE YEAR (BCS Professional Awards), is an internationally acknowledged independent ICT expert, management consultant and project manager.  He has extensive experience in project risk assessment and contractual dispute resolution in regard to complex and large-scale ICT systems, investments and projects.  As an Expert Witness in ICT disputes he has been involved in a wide range of software, systems & network development/installation, IP (patent, copyright, trade secrets), and data forensics litigation, including being appointed in the largest and longest systems/outsourcing contract actions to be tried in the English High Court.

He offers a confidential, free CASTELL ICT PROJECT & IP AUDIT, to software, systems and device vendors, customers and their legal advisers.  He has been retained in several significant US ICT patent lawsuits particularly over software, systems, applications, digital devices, and technologies in databroadcasting, mobile telephony and data transfer, ecommerce, and interactive online market research.

Widely published, and a Correspondent of the Computer Law and Security Report, his seminal paper “Forensic Systems Analysis: A Methodology for Assessment and Avoidance of IT Disasters and Disputes”, based on the special Course that he teaches, was issued as a Cutter Consortium Executive Report, Enterprise Risk Management & Governance Advisory Service series (Vol. 3, No. 2, March 8, 2006).

Dr Castell has also established a reputation in the building of multimillion pound businesses in voice and data communications, and in broadcasting, information, media and software services, having acted as Business Development Consultant for and on behalf of both the BBC and BT.

In the early 1980s he was a pioneer of the Over The Counter Market in the UK, responsible for assessing several hundred high-tech and telecommunications companies in a 5-year period, in preparing their flotation prospectuses, and serving as Non-Executive Director. In 1982, he was founder Technical Director of the venture capital funded International Communications Technology Holdings SA, based in Luxembourg and listed in London, and was Chairman of its UK subsidiary Telephone Broadcasting Systems plc.


  • Software and Systems
  • IP/Patents/Copyright
  • Project/Contract Management Consultancy
  • Computer Expert Witnesses
  • Mediation and Arbitration Services
  • Building and Construction
  • Business Valuation
  • Construction Dispute
  • Consultant Engineers
  • Data Recovery
  • Engineering
  • Forensic Services
  • Forensic Science
  • Insurance
  • Investment Management
  • Telecommunications