Professional Negligence Lawyers

Professional negligence law firm: who we act for

We act in complex professional negligence disputes for a broad range of clients, including individuals, investors and businesses pursuing claims against solicitors, accountants, financial advisers, surveyors and other professionals.

Our focus is on claimant-side work, supporting clients in bringing professional negligence claims that require careful strategy, detailed preparation and a strong understanding of both legal principles and commercial realities.

From the earliest stages of a dispute, we help clients understand their position, identify key risks and opportunities, and develop a clear plan for resolution through negotiation, settlement or litigation.

Building and managing professional negligence claims

Our professional negligence solicitors advise on all aspects of a claim, including early case assessment, evidence gathering, expert instruction, dispute strategy, negotiation, mediation and settlement, and where necessary, the conduct of court proceedings through to trial and enforcement of judgment.

Many of our matters involve complex factual backgrounds or technical subject matter, requiring disciplined analysis and a structured approach. We simplify the complexity and focus on what matters the most: whether a duty was owed, whether it was breached, what loss has been suffered and how best to recover it. That allows us to provide focused, commercial advice that advances each case towards a successful resolution.

Professional negligence claims led by Jonathan Sachs

Our expert team is led by Jonathan Sachs, a Chambers and Partners Band 1-ranked professional negligence lawyer with over 30 years of experience. His background in complex disputes and contentious matters informs the approach to high-value and technical professional negligence cases, particularly those involving multiple parties, detailed evidence or overlapping areas of liability.

He has secured successful outcomes for individual and group claims at every level of the senior courts, including the Supreme Court, Court of Appeal and High Court, and through mediation.

His recent work includes:

• Successfully representing a group of investors in a claim against a solicitor relating to an unauthorised investment scheme involving hotel room purchases, securing a positive outcome following a contested trial.
• Acting in the High Court case of Shepherd v Byrne and Partners LLP, a significant professional negligence claim arising from tax advice.
• Representing clients in Frederick v Positive Solutions Ltd, a major professional negligence dispute concerning financial advice that settled shortly before a Supreme Court appeal.
• Acting in Santander v RA Legal, a leading Court of Appeal case concerning conveyancing negligence and solicitors’ liability.

Professional negligence FAQs