Catherine Athanasiadou-Lewis

Catherine Athanasiadou-Lewis

Counselling Psychologist

DPsych, BSc Hons (Psychology), MSc, PGDip (CBT)

Dr Catherine Athanasiadou-Lewis is a Chartered Counselling Psychologist accredited by the BPS and registered with the HCPC. She is also a BABCP accredited Cognitive Behavioural Therapist and an experienced integrative psychological therapist and supervisor.  Currently, she teaches on the Counselling Psychology Doctoral programme at London Metropolitan University and she also works as a CBT therapist for a large Mental Health NHS Trust in North London.

Her clinical work in Harley Therapy is informed by psychodynamic and relational principles whilst encompassing cognitive-behavioural interventions in an eclectic manner that idiosyncratically corresponds to her clients’ needs. She has over 15 years of clinical experience in primary and secondary care services within the NHS, the private sector and within charities, in London and Bristol.

Catherine is particularly interested in mood and anxiety disorders, sexuality, eating disorders, psychosomatic illness, life transitions, relational problems, self – esteem, trauma and disorders of the self. She offers short term Cognitive behavioural therapy, long term psychodynamic and integrative therapy as well as clinical and research supervision to clinical and counselling psychology trainees.

Continuously inspired by the multilayered realms of the human psyche, she is an active researcher with various papers in the areas of psychotherapy and psychopathology.

5 star ratings since 2006

What you get at Harley Therapy


Therapists have a minimum of 5 years experience, are accredited and insured to practice privately.


Therapists have met rigorous selection criteria and are vetted to ensure you receive the best support.


Not satisfied with your first consultation? Try a meeting with another therapist free of charge.

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0845 474 1724

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Monday to Friday 7am-10pm
Saturday & Sunday 8am-8pm