About us

At Indigo we believe in the ability of all people to discover the solutions to their own problems. Indigo is a group of psychotherapists providing services for individuals, couples and families.



Kristina Marshall, M.Div (Counselling)

Kristina has a masters degree in Marriage and Family Therapy and works with individuals, couples and families.  She first arrived in Cambodia in 2001, returned to Canada in 2004 and then moved back to Cambodia in 2008.  In Cambodia she has worked as a counsellor,  mainly with expatriates and has also conducted many trainings, consultancies as well as teaching.  Kristina is also trained in EMDR and has complelted a Creative Arts Therapy course.  Kristina speaks English and Finnish.  Kristina has been living in Toronto, Canada for the last couple of years and will be returning to Phnom Penh November 15, 2015.  She will be available for skype or email clients prior to her return.

Richard Jefferson, M.S. (Clinical Psychology)

Richard specialises in counselling individuals and adolescents.  After finishing his training in the US and working there for a short time, he moved to Argentina where he set up a small private practice working primarily with expatriates.  He came to Cambodia in 2005 and since then has worked as a therapist in Phnom Penh.  He also has extensive experience in managing counselling and supervision programs. Richard is currently living and working in the UK.


Maud Montméat, Psychologue Clinicienne.

Maud est française, diplômée des Universités Lumière Lyon II et Pierre Mendes-France de Grenoble.
Elle est spécialisée en psychologie clinique de la Santé (Master 2) – maladies chroniques, troubles alimentaires, parentalité, procréation médicalement assistée…- ainsi que concernant les problématiques liées à l’interculturalité et donc l’expatriation. Toute autre demande peut être prise en charge, dans un cadre analytique ou de soutien plus bref. Après six mois à Phnom Penh en 2004, une pratique à l’hôpital puis en cabinet libéral en France, Maud est revenue à Phnom Penh en janvier 2013. Elle propose des séances en français à destination des adultes, en individuel ou en couple, ainsi que de la supervision pour les travailleurs médicaux et sociaux.

Dr. Derek Mitchell, DClinPsy, PgDip CBT, MA hons (Clinical Psychology)

Derek is a British trained clinical psychologist with 16 years experience of working in mental health. He works with adults and adolescents with a broad range of mental health problems including depression and anxiety disorders and with people living with the after-effects of traumatic experiences (including all forms of abuse and neglect) that occurred in childhood or later in life. He is also able to offer help with, grief and other difficult life transitions as well as relationship problems working either with couples or individually.

In addition to a comprehensive foundation in clinical psychology which includes coverage of all the main approaches to therapy he has postgraduate training in Cognitive Behaviour Therapy (CBT) and Mindfulness Based Cognitive Therapy (MBCT). He believes that while specific forms of therapy are generally better for some problems (e.g. CBT for anxiety disorders such as OCD), he draws upon his diverse experience and training to provide a therapy that is tailored to the needs of the individual.

Dr. Wilson Howe, PhD (Clinical Psychology), MA (Counseling Psychology)

Wilson is a clinical psychologist educated and trained in the United States. He has over 15 years experience in mental health and has worked in many settings including private practice, mental hospitals, day treatment, hospice, nursing homes, schools, and prisons.  He works with adults and children with a wide range of psychological problems including depression, anxiety, bereavement, PTSD, schizophrenia, bipolar, addiction, and personality disorders. He has much experience with individuals with a history of abuse and trauma. His approach to therapy is grounded primarily in analytical psychology, psychoanalysis, and self psychology and is influenced much by the works of James Hillman, Carl Jung, Heinz Kohut, Milton Erickson and Stanislav Grof. Awareness of the present moment, the therapeutic relationship, and empathy are regarded as essential to the therapeutic process. He offers individual psychotherapy, group psychotherapy, family therapy, and couples counseling.

Serey Samchet, MA (Clinical Pyschology)

Samchet is a Cambodian clinical psychologist, arts therapist, EMDR therapist, and professional trainer in mental health. She did her MA in Clinical Psychology in Singapore and has also trained in Advance Courses in arts therapy and EMDR therapy.  She has been supervised for around 3 years in Cambodia, Thailand, and Hong Kong. She has experience working with traumatised children and adults and delivering training on topics such as trauma, vicarious trauma, self-care, stress management, and counselling skills. In addition to her experiences in psychotherapy and training, she has experience of delivering individual and peer-supervision to the care-givers, counsellors, and social workers who are working directly or indirectly with the traumatised clients who have suffered sexual abuse, domestic violence, have HIV or disabilities.

Lee Yee Wen, MICP  (Psychotherapist)

Lee Yee Wen (MICP) is a certified psychotherapist trained in Singapore, and is a licensed member of The National Council of Psychotherapists, UK (ref:  http://thencp.org/find-members/international/singapore/). Her psychotherapy experience includes working with  patients who suffer from anxiety disorder, major depression, stress management, anger management, schizophrenia and trauma. Apart from psychotherapy, Yee Wen has accumulated many years of experience in corporate finance, accounting and credit control in international listed and trading companies in Cambodia and Singapore. She is now the founder and Finance Manager of a creative media company in Phnom Penh. She offers Cooperate and individual coaching & provide individual psychotherapy.


All our staff have their qualifications checked. If you would like to ask a question or make an appointment, please get in touch.