Our team

At The Grove, our team of dedicated counsellors and psychotherapists provide you with a safe setting in which you can explore personal, relationship or work issues in a confidential environment. We are are committed to working professionally and confidentially with you and in order for you to get to know them, we’ve shared a bit about the various teams below.

Accredited Therapists

Accredited therapists have been awarded accredited status by their professional association(s); as such, they are the most highly qualified and most experienced therapists in our practice. Our online booking system shows available appointments »

Qualified Therapists

Qualified therapists hold a recognised qualification, are full members of at least one professional body, having gained significant therapeutic experience in the client work. See our online booking calendar for  available appointments »

Our counsellors work confidentially helping you explore your difficulties and gain new insights to support you in moving forward.

Professional standards

All our counsellors and psychotherapists at The Grove adhere to the strict code of ethics and undertake ongoing clinical supervision, as appropriate to their individual areas of practice. They are fully qualified and members of at least one professional body, such as British Association for Counselling and Psychotherapy (BACP), The College of Sexual and Relationship Therapy  (COSRT), or British Psychological Society (BPS), or registered with United Kingdom Council for Psychotherapy (UKCP).

Sarah Briggs is the clinical director at The Grove, managing the therapy team and holding clinical responsibility.

The Grove’s wider practitioner network

For specialised work, such as trauma therapy, corporate projects or insurance work, The Grove also draws upon a network of highly experienced clinicians who usually also work in private practice. This network includes psychiatrists, clinical psychologists, traumatologists, as well as therapists who speak languages other than English. Our practitioner network embraces diversity in our client base, since our clinicians are experienced in culturally diverse settings.

Sarah Briggs manages clinical operations for specialist projects.


Dr James CustomDr James Kustow MRCPsych BMBS BMed Sci

Dr James Kustow is a consultant psychiatrist practicing privately at The Nightingale Hospital.  He specializes in trauma treatment and also in ADHD (Attention Deficit Hyperactivity Disorder). He has completed an advanced training in  EMDR (Eye Movement Desensitisation and Reprocessing) and is a qualified psychotherapist holding a Diploma  in Integrative Psychotherapy and Hypnotherapy.  In addition to his private practice, he continues to work as a London-based NHS Consultant Liaison Psychiatrist.



Lucia Hall

Lucia Hall is an experienced traumatologist, psychological therapist, lecturer, trainer, communication coach, supervisor and clinical hypnotherapist. She has worked in Higher Education for over fifteen years, teaching degree-level training courses as well as owning a private counselling and training company. Lucia is a specialised traumatologist working in private practice in London and Berkshire, but she works with a large range of conditions. She is also multi-lingual, speaking Spanish.

She studied her MSc. in Mental Health at Guy’s Hospital, St Thomas’ Hospital & Kings College School of Medicine/Institute of Psychiatry. The main therapeutic approaches studied were CBT and CAT – two excellent and complementary cognitive approaches.

Lucia has developed and added to that expertise by studying numerous other therapeutic courses, including a special Diploma in Trauma and Abuse (Dip. PICT), a Diploma in Christian Counselling (from London Bible College, now the London School of Theology), she is an EMDR Level 3 practitioner (Eye Movement Desensitisation & Reprocessing) and is trainer for MBTI (Myers-Briggs Type Indicator, Levels 2 & 3). Additional specialised training includes Schema Therapy, Solution Focused Therapy, Trauma-Focused CBT, Trauma-Focused CBT for Children, Imagery Rescripting and Reprocessing Therapy (IRRT), Cognitive Behavioral Analysis System of Psychotherapy (CBASP), Lifespan Integration (LI), Behavioral Activation (BA), Narrative Exposure Therapy (NET), KIDNET (NET for children), Cognitive Processing Therapy (CPT), Prolonged Exposure Therapy (PE), STAIR/Narrative Story Telling and various other trauma focused processes. Lucia is also a qualified clinical hypnotherapist, having a diploma (DipH) in the subject.

Lucia’s training courses have been accredited by the National Council of Psychotherapists (NCP) or the Counselling and Psychotherapy Central Awarding Body (CPCAB) and recognised by the Open University. Two recent trauma workshops that she wrote were accredited by the European Society of Traumatic Stress Studies (ESTSS). Her latest course is a Postgraduate Diploma in Trauma and PTSD and this is accredited by NCP at Level 7.

Lucia is an American citizen, although she was born and raised in Panama. She moved to the United States where she became a social worker in the Family and Child Protection units in Detroit, Michigan. Having married a Brit, she later moved to Berkshire. Lucia’s Panamanian and USA background, coupled with her extensive experience, make her a unique, dynamic and interesting therapist and lecturer.

Lucia is a member of many professional bodies including BABCP, MBACP, EMDR UK, ISTSS, GHR (GHSC & GQHP) and CNHC. She is a Fellow of NCP due to her contributions to the field of counselling and psychotherapy.


David Trickey

David Trickey is a Consultant Clinical Child Psychologist, chartered by the British Psychological Society and registered with the Health and Care Professions Council.  He has many years of clinical experience working with children and families and has developed specialist skills in working with trauma and traumatic bereavement. He has successfully managed a child psychology service and has undertaken further training in assessments of parenting, assessments of attachment, family therapy and eye movement desensitisation and reprocessing (EMDR).

David Trickey’s role at the Anna Freud Centre (National Centre for Children and Families) includes managing the specialist assessment and treatment services, as well as acting as the clinical course tutor for the Children and Young People (CYP) IAPT course (Increasing Access to Psychological Therapy) run by University College London and the Anna Freud Centre.


Professor Gordon Turnbull

Professor Gordon Turnbull

Professor Gordon Turnbull has decades of experience in trauma psychiatry. Initially, he pursued a career in the British armed forces, before practicing privately in London at The Nightingale Hospital and also in Wiltshire.

The focus of his practice turned to psychological trauma after the Lockerbie Air Disaster in 1988 and active service in the Gulf War of 1991 as RAF psychiatric adviser in the field.

Subsequently, he concentrated on trauma services for civiians, police officers, emergency service personnel and military veterans.

In 1988, Professor Turnbull led the team to debrief personnel involved in the Lockerbie air disaster, on behalf of RAF Mountain Rescue Teams. In August 1991, he was involved in debriefing John McCarthy, Terry Waite, and Jackie Mann at RAF Princess Alexandra Hospital on their return from Beirut where they were held hostage.

He is a Fellow of the Royal College of Psychiatrists and a Fellow of the Royal College of Physicians.


Sun Tui

Sun Meyer

MNCP (Accred), UKPTS, ESTSS Certificate, EMDR Level 3 practitioner

Sun’s credentials in the world of trauma include specialist studies in PTSD and Traumatology and she has experience in delivering a range of evidence-based trauma treatment to clients. Sun is CEO of IFEAL Qualifications Limited, a training company that delivers regulated and accredited training programmes in Equine-Facilitated Human Development and Psychotraumatology. IFEAL Qualifications is an organisational member of the BACP. Sun is a mentor on the ICS Post Graduate Diploma in Traumatology & PTSD and has completed the ICS Certificate in trauma supervision. Sun founded the registered charity Dare to Live, which is currently delivering a 50n Lottery-funded research programme for military veterans designed for those with mental health adjustment issues in making the transition to civilian life, many of whom have been diagnosed with PTSD.

In her private practice, Sun Tui delivers trauma therapy in room-based programmes as well as equine-facilitated work.


The Grove’s network of specialist practitioners also involves established referral links with other clinicians in private practice:

  • Psychiatrists including Dr James Kustow, Dr Christos Dimitriou, Dr Shruthi Guruswamy.
  • Chartered psychologists.
  • Traumatologists: trained trauma therapists providing a systematic treatment approach for trauma and PTSD, using evidence-based protocols according to the client’s clinical need, which may draw from a range of approaches including: Trauma-Focused Cognitive Behavioural Therapy (TF-CBT), Eye Movement Desensitisation Reprocessing (EMDR), Narrative Exposure Therapy (NET), Imagery Rescripting & Reprocessing Therapy (IRRT), Cognitive Processing Therapy (CPT).
  • Therapists working in languages other than English.
  • Specialists in working with children and young people and families, including systemic family psychotherapists, child and adolescent therapists, clinical psychologists.