Meet the team

At Charterhouse Clinic, our team of dedicated and qualified individuals helps our clients navigate the road of drug and alcohol addiction recovery. Find out more about what we do.


Chief Executive

Peter Paul, MSc

Peter Paul - Chief Executive of Charterhouse ClinicSpecialising in addictive behaviours, Peter Paul is our Chief Executive and has over thirteen years of hands-on experience in supporting addiction recovery. Having written and facilitated numerous evidence-based, group work programmes for rehab clinics across the UK, Paul brings a unique, informed insight that that allows us to assert ourselves as one of the best private rehab clinics in the UK.

With an unrivaled skill-set in working with individuals with a wide spectrum of compulsive behaviours, including addictions, eating disorders and depression, Paul’s ability to craft bespoke programmes lets us deliver a truly world-class experience for our clients. Read Peter’s full profile here.

Treatment Director

Neil Philbin, BSc (Hons) PG Cert FDAP

Neil PhilbinNeil is a qualified Specialist Addiction Counsellor with vast experience working with substance misuse and behavioural addictions in many different settings. Having up to date knowledge of drug and alcohol treatment and evidence-based interventions, he has worked at Charterhouse since it was opened in 2015. During this time he progressed from Senior Counsellor to Registered Manager. He holds a BSc Honors degree in Addiction Counselling from the University of Bath, a Post Graduate Certificate in Integrative Psychotherapy and is an accredited member of the Federation of Drug and Alcohol Practitioners (FDAP). Neil works hard to ensure Charterhouse Clinic delivers effective treatment and care to our clients, while managing and supporting our multi-disciplinary team. Read Neil’s full profile here.

Consultant Psychiatrist

Dr J S Grewal, MBBS DA DCH MRCPsych

Dr J S Grewal - Consultant Psychiatrist at Charterhouse ClinicOur Consultant Psychiatrist, Dr Jas Grewal, is a full time NHS Liaison Psychiatrist who has extensive knowledge and experience of supporting addiction recovery programmes.

As a Consultant at Charterhouse, Dr Grewal draws from his clinical knowledge to help us deliver our bespoke addiction recovery plans. With his own private practices in Coventry and Warwickshire, Dr Grewal has been a qualified Doctor for over 24 years, after successfully earning his Bachelor of Medicine and Surgery degree from The Royal Free Hospital School of Medicine in London.

After becoming a member of the Royal College of Psychiatrists in 2005 and earning his Certificate of Completion of Training in 2008, he has gone on to achieve much success in the field of psychiatry. Read Dr. Grewal’s full profile here.

Senior Counsellor

Matthew Stainer – (BSc Hons) FDAP

Matthew StainerMatthew is a qualified specialist Addiction Counsellor, with a significant amount of experience working in a variety of roles within addiction treatment settings. Having completed his B.Sc. in Addictions Counselling at The University of Bath, he has current knowledge of addiction treatment counselling and strives to offer evidence based treatments to support clients in their recovery. Read Matthews’s full profile here

Interested in speaking to a member of our team about our leading rehabilitation and addiction programmes?