“I would like to extend my heartfelt appreciation to Matthew for his exceptional services in assisting dentists with dental indemnity. His expertise and understanding of the intricacies of indemnity insurance have been invaluable. He has consistently demonstrated a deep commitment to ensuring our practices are protected and compliant. Dr Rhona Eskander, Dentist”
- Dr Rhona Eskander, Dentist
“Matthew is a diligent and consummate professional. He was a phenomenal source of advice and guidance with my case. Matthew was clear and logical in all of his correspondence. I would highly recommend his services to anybody seeking legal representation with dental/medical cases. ”
- Lee Walker BDS, Lee Walker Facial Aesthetics Academy
“Matthew’s professionalism and thorough approach has helped navigate the often complex landscape of indemnity. His dedication to his clients and his in-depth knowledge make him a standout provider in the dental indemnity field. I highly recommend his services to any dental professional seeking reliable and expert guidance in indemnity solutions.”
- Dr Rhona Eskander, Dentist
“There is no one I trust more than Matthew. When you need his medico-legal expertise, he will be there for you and he will defend you to the highest professional standard. He simply is the BEST medico-legal solicitor out there and I totally recommend his medico-legal services to anyone, should you ever find yourself needing a top notch medico-legal expert.”
- Dentist, West Midlands
“You have demonstrated remarkable tenacity and cleverness in dealing with the challenges. You are truly extraordinary. Thank you for everything! ”
- Dr Al-Kaisy
“Can’t fault Matthew at all when he represented me for my case. He was extremely thorough, knowledgeable, approachable and always gave great advice. He is a testament to his profession and I can’t thank him enough.” Dentist, Dr Govind Dhaliwal”
- Dentist, Dr Govind Dhaliwal
“We are very grateful and lucky to have found Mr Trinder. He was a life saviour. He is the best solicitor we have ever come across. He is very professional, robust, knowledgeable, knows his homework very well. He is very hardworking, honest and conscientious. He fights hard for his client.”
- Director, The Gynae Centre, London
Matthew is a highly experienced medical malpractice specialist and healthcare lawyer, with a particular focus on private insurance and independent healthcare.
In addition to acting on maximum severity, complex brain or spinal injury cases, Matthew also has a special interest in orthopaedic surgery, plastic surgery, dental, cosmetic/aesthetic medicine, genetic or pathology screening claims, and health tech/product liability. He primarily defends compensation claims but also advises on healthcare law, complaints and regulatory law.
Matthew’s clients include leading insurers, healthcare providers and individuals, NHS bodies and medical defence organisations representing domestic or international clients.
Expertise
Matthew advises healthcare providers, insurers, medical practitioners, and medical defence organisations on clinical negligence, fitness to practise investigations, and health tech claims, including group actions and regulatory matters.
Experience
- Defended group litigation against a dentist following NHS England’s largest patient recall
- Advised a private hospital group and insurer on group litigation involving mesh in gynaecological prolapse surgery
- Represented BMI Healthcare in group actions by patients treated for prolapse with vaginal mesh
- Represented BMI Healthcare in claims involving Transvaginal Tape (TVT) slings for prolapse or urinary incontinence
- Successfully defended a doctor in a complex assisted reproduction claim concerning scope of duty and apportionment
- Represented a consultant orthopaedic surgeon in a GMC Fitness to Practise investigation on double-plane osteotomy knee surgery
- Represented a sports medicine doctor in GMC proceedings concerning off-label drugs, shoulder injuries, consent, and record-keeping
- Represented a whistleblowing matter in the HPC alleging bullying
- Represented an orthodontist in the GDC regarding post-retirement indemnity, consent issues, and alleged inappropriate treatment
Matthew advises insurers and medical defence organisations on coverage, indemnity, and vicarious liability, including disputes over non-indemnification, ADR for high-severity claims, and cost management in group litigation.
Experience
- Advised on coverage issues including doctors and dentists refused indemnity by their MDOs or insurers.
- Advised insurers on the vicarious liability of a private hospital group for self-employed consultants.
- Advised a dental clinic on the non-delegable duty of care to patients for independent contractor dentists.
- Use of all forms of ADR for maximum severity claims including settlement for circa £30m.
- Advised an insurer on costs following the settlement of group litigation involving almost 100 patients.
Matthew is a highly experienced medical malpractice specialist, focusing on private insurance and independent healthcare. He advises on complex clinical negligence, pioneering surgical cases, specialist treatment claims, neurological injuries, and high-severity NHS and private matters.
Experience
- Defended a surgeon in a cancer test case regarding Breast Implant-Associated Large Cell Lymphoma (BIA-LCL) from Allergan Textured Breast Implants
- Advised on mass litigation concerning the Irish national screening programme for cytology
- Defended a doctor in the MPTS over off-label orthobiologics for shoulder injury
- Acted for an anaesthetist in a neurological injury claim brought by a world-famous singer following spinal treatment
- Advised a gynae specialist regarding the loss of embryos when indemnity was declined
- Meiklejohn v St George’s Healthcare NHS Trust and Homerton University Hospitals NHS Trust [2014] EWCA Civ 120. High Court and Court of Appeal successes regarding the duties of ‘super- specialists’ in the context of the diagnosis/treatment of Aplastic Anaemia.
- Sullivan v Guy’s & St Thomas NHS Foundation Trust [2017] EWCA 602 (QB). High Court trial win about paediatric surgery for a congenital cardiac abnormality performed whilst the patient was intentionally off-bypass and in circulatory arrest. The judgment is often cited in cases involving novel treatment by ‘pioneering’ experts where neither the traditional Bolam test or deference to text books or guidelines is helpful.
- Chapman v Mid Essex NHS Foundation Trust [2022] EWHC 1290 (KB). High Court dismissed claim that a nurse practitioner had falsified records and failed to carry out a neurological examination in the context of a giant thoracic disc prolapse.
Please note: The experience list above may include examples of work completed prior to joining Keystone Law.
Recognition
Recognised by Chambers UK for Clinical Negligence: Mainly Defendant 2027
Recognised by The Legal 500 as a Leading Individual for Clinical Negligence: defendant 2024-2027
Recognised by Best Lawyers (UK) for Clinical Negligence 2025
Represented defendant bodies on the Civil Justice Council core working group on Fixed Costs in Clinical Claims
Member of the High Court User’s Group on Clinical Negligence
Member of the Law Society Focus Groups on Fixed Costs and Rapid Resolution
“Matthew's advice is clear, pragmatic and commercially realistic, and he communicates complex issues in a straightforward way.”
Chambers UK 2027
“He is empathetic and highly calculated in terms of assessing risk.”
Chambers UK 2027
“He demonstrated outstanding strategic judgement, deep understanding of clinical and legal issues, and a calm, methodical approach under sustained pressure.”
Chambers UK 2027
“Mathew Trinder is exceptionally clever and capable, a hard-nosed litigator who is highly effective and gets good results.”
The Legal 500 2027
“Mathew Trinder is highly experienced and well-respected in the field.”
The Legal 500 2027
“Matthew went above and beyond to help me,”
The Legal 500 2027
“Matthew was extremely knowledgeable from start to finish.”
The Legal 500 2027
“Matthew Trinder always fights hard for his clients.”
The Legal 500 2027
“Matthew Trinder assisted on a separate aspect of the wider matter and impressed with his professionalism, expertise, and strategic insight. His advice was thoughtful and focused, and his contribution added further strength to the firm’s overall service. Nothing was ever too much to ask;”
The Legal 500 2027
“Matthew Trinder is excellent. He analyses all aspects of the claim and will not rest until he is sure that he has covered every angle. He enjoys fighting cases and always supports his clients well.”
The Legal 500 2026
“Our solicitor Matthew Trinder has recently moved to Keystone law firm. Matthew has been outstanding in defending our case, he worked so hard to defend our point of view at every stage of the case at reasonable transparent fees. The Legal 500 2025”
The Legal 500 2025
“Fearsome litigator. ”
The Legal 500 2024
“A particularly impressive litigator with a good grasp of both tactics and strategy. The Legal 500 2023”
The Legal 500 2023
“His strengths include attentiveness, responsiveness, support, honesty and consideration. ”
The Legal 500 2023
“A go-to partner for the largest clinical negligence cases.”
The Legal 500 2023
Matthew qualified as a solicitor in 1996. Prior to joining Keystone Law in 2024, he worked at the following firms:
- Browne Jacobson
- BLM
- Bevan Brittan