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Peter is head of Ward Hadaway’s Commercial Litigation team which is the recent two-time winner of the Legal 500 award for UK Dispute Resolution Firm of the Year (outside London).

He has advised for over 25 years on a wide range of professional negligence, contractual and intellectual property disputes for individuals and businesses of all sizes. Peter’s expertise also includes shareholder and partnership disputes, director’s duties, disputes involving restrictive covenants in employment contracts, public sector fraud and defamation.

Peter is instructed by both private and public sector clients and is experienced in all types of civil and commercial court procedures including injunctions, search orders, appeals and judicial reviews.

He has also advised in a large number of mediations.

He is ranked as a leading individual in Legal 500 and Chambers directories where he is described as a “seriously impressive team leader”, “an extremely good technical lawyer who goes the extra mile for his clients” and “a canny tactician who thinks through problems very well…a pleasure to work with”.



Recent cases on which Peter has been involved include:

  • Acting for the NHS in a multi million pound overclaiming case involving a large GP practice including a wide ranging forensic investigation and a mediation
  • Advising the NHS on the development of a system to identify, investigate and recover overclaiming by optometrists. Peter then led many cases in the successful recovery of overclaims
  • Acting for the seller of an animal feed factory in a multimillion pound warranty claim which was settled at mediation on extremely favourable terms
  • Representing an outgoing director and shareholder of a large building company and securing a substantial settlement
  • Acting for a Sports Club in the successful recovery of losses from their insurance broker caused by negligent under insurance in a major flooding incident
  • Acting in a professional negligence action against an individual’s previous solicitors and barrister for losses in excess of £1m following the sale of his business and a dispute concerning restrictive covenants
  • Representing a large group company in a declinature by their insurers following a cyber attack and involving a multi million pound contract and professional negligence claim
  • Defending a company in the oil and gas sector from a claim to invalidate the company’s patent

What people say

  • Peter Hornsey is a seriously impressive team leader and a cool head at all times. Such breadth of experience that clients know they’re in safe hands.

    Legal 500, Client quote
  • Peter Hornsey is a canny tactician who thinks through problems very well. He's a pleasure to work with. Peter is an extremely good technical lawyer who goes the extra mile for his clients.

    Client quote
  • A hugely committed litigation partner.

    Chambers & Partners
  • Excellent legal knowledge and commercial awareness,

    Client quote, Chambers & Partners
  • Provides effective advice in a timely manner.

    Chambers & Partners

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