LAWYER PROFILE
John Warchus

John Warchus

UK 2026

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Ranked in 2 practice areas

About

Provided by Moore Barlow LLP

UK

Practice Areas

John is a specialist in all areas of commercial and technology law and provides advice to clients in these areas, including dispute management.

He has more than 25 years’ experience in the TMT sector: his clients range from tech start-ups to multinational companies and public sector organisations and he has advised a number of household names in this sector.

John's colleagues and he always strive to be an extension of clients' management or legal teams as well as acting as their legal representative if they have no in-house legal team.

He often helps clients to negotiate and draft complex commercial and technology agreements, covering related areas such as data protection, social media and procurement issues. As a former litigator advising on large scale IT disputes, he is adept at avoiding the pitfalls that so often befall technology contracts.

He is also closely involved with the protection and exploitation of all forms of intellectual property, often advising UK universities and businesses on innovation projects and R&D collaboration.

Increasingly, his clients are from overseas carrying out business in the UK and/or looking for advice on contracts governed by English law. Equally, he is able to assist UK clients who need foreign legal advice through good connections with a range of international law firms. In particular, he is President of The IT and IP Law Group Europe, an alliance of European law firms specialising in Technology and Intellectual Property legal issues.

He has advised the following clients:

Carillion, ASOS.com, EDS, ICL Fujitsu, Canon, G4S, Mouchel, Paperchase, University of Reading, University of South Wales, Mahindra Satyam, Atmel Corporation, and Intellectual Property Online.

Chambers Review

Provided by Chambers

Chambers Guide to the Legal Profession

Intellectual Property - The South

Band 2
Band 2

Individual Editorial
John Warchus is noted for his expertise in matters relating to both IT and IP. In particular, his work incudes advising on copyright infringements, issues relating to trade marks and licensing matters.

Information Technology - The South

Band 3
Band 3

Individual Editorial

John Warchus advises technology companies and corporate customers on IT service arrangements, corporate investment and disputes. He has additional expertise in data protection and social media.

Strengths

Provided by Chambers

  • He is very friendly, commercial and good at marking up documents.

    Intellectual PropertyChambers Guide to the Legal Profession
  • He is such an intelligent, smart guy. His feet are firmly on the ground and he is a practical guy who grasps things very quickly.

    Intellectual PropertyChambers Guide to the Legal Profession
  • John is a practical, intelligent guy who grasps things so quickly. I can't speak highly enough of him.

    Information TechnologyChambers Guide to the Legal Profession
  • John is very friendly and commercial.

    Information TechnologyChambers Guide to the Legal Profession

Ranked Individuals at Moore Barlow LLP (50)

London (Firms)

The South

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