Catherine Marini studied Psychology at Luton University, U.K. She then completed her Masters Degree in Psychoanalysis at Brunel University, U.K. He has received recognition, parity and correspondence from DOATAP for both degrees. Holds a License to practice Psychology (No. 4749 / 14.07.2005).

She has specialized in Individual and Group Analytical Psychotherapy from the Institute of Child and Adult Mental Health (IHYPE) and Aiginitio First Psychiatric Clinic, Clinical Psychopathology  Rehabilitation - Therapeutic Approaches from EPPSY - Aiginitio First Psychiatric Clinic. At the same time, she specialized in Special Education from the University of the Aegean and in Medical Psychology from EKPA. In addition, she is a Certified School Parent Coordinator from the Panhellenic Parent School Association - Maria Hourdakis System. She is currently trained in Schema Therapy and MSc in Nursing School of Psychiatry: Mental Health & Child and Adolescent Psychiatry. She is also Certified in Adult Education by EOPPEP.

She has worked as a Psychologist in Public and Private Structures of Mental Health and Education,: 1) KEDDI of East Attica, 2) EPAL of Secondary Education of Eastern Attica, 3) DIFA (Acharnon Primary Care) - 4, Acharon Primary School; HAPPY MINDS ”, and 5) as an Adult Trainer at DIEK Attica.

Currently, she has a Private Psychological Office where she supports Psychotherapeutic and Counseling Children - Adolescents - Adults with Anxiety Disorders, Emotional Disorders, Personality Disorders, Eating Disorders, Infertility Problems, and Obesity Problems.

She is also a Scientific Associate of the EKPA in the preparation of her PhD.