- Anna Freud
- British Association for Counselling and Psychotherapy (BACP)
- British Psychoanalytic Council (BPC)
- College of Sexual and Relationship Therapists (COSRT)
- Family Action
- Emotionally Focused Therapy (International Centre)
- Emotionally Focused Therapy (Britain)
- Institute of Family Therapy
- Relate
- Sexual Advice Association
- Tavistock Relationships
- The Efficacy of Psychodynamic Psychotherapy
- Marriage Care
- The Efficacy of Intensive Short Term Dynamic Psychotherapy