Meet Our Specialists

"Exceptional individuals united by a passion for transformation"

Dirk Stikker

Dirk Stikker

Founder & Director of MASTERMIND2.0

Addictions SpecialistFamily & Systemic Psychotherapist
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Dirk Stikker

Founder & Director of MASTERMIND2.0

Qualified Addictions Expert with 30 years of experience across multiple countries and settings, including 13 years at a UK National Centre of Excellence.

Degrees & Certifications

  • Cert. Residential Addictions Therapy
  • Dip. Addictions Counseling and Consultancy
  • P.G. Dip. Psychoanalytic Psychotherapy
  • MSc. Family and Systemic Psychotherapy
Nora Kontostergiou

Nora Kontostergiou

Program Director & Senior Therapist

PsychologistPsychoanalytic PsychotherapistAddictions SpecialistArt Therapy
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Nora Kontostergiou

Program Director & Senior Therapist

Highly experienced psychoanalytical psychotherapist specializing in clinical psychology, dual diagnosis, and psychoanalysis with 20 years of practice.

Degrees & Certifications

  • BA
  • PG.DIP.
  • M.CLIN.S
Ariadni Gramati

Ariadni Gramati

Senior Therapist

PsychologistFamily & Systemic PsychotherapistAddictions Specialist
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Ariadni Gramati

Senior Therapist

Qualified mental health practitioner with 17 years' experience in psychoanalytic therapy, group and family work, specializing in systemic psychotherapy.

Degrees & Certifications

  • BSc Psychology
  • MSc Forensic Psychology
  • MSc Family & Systemic Psychotherapy
Dr. Erik van Beuningen

Dr. Erik van Beuningen

Neurofeedback Therapist

Neurofeedback Therapy
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Dr. Erik van Beuningen

Neurofeedback Therapist

Neurofeedback therapist with expertise since 2003, leading KTNO-accredited training programs and teaching "brain and behavior" modules.

Degrees & Certifications

  • Studied Biological Psychology, University of Utrecht
  • KTNO Accredited Trainer
John Midavaine MD.

John Midavaine MD.

Medical Director

General PractitionerSports MedicineOrthomolecular Medicine
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John Midavaine MD.

Medical Director

General Practitioner specialized in Sports Medicine and Orthomolecular Medicine, with 35+ years in sports medicine and research.

Degrees & Certifications

  • MD
  • Specialized in Sports Medicine and Orthomolecular Medicine
Richard Bruyn

Richard Bruyn

Director of Neurology Department

Neurology
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Richard Bruyn

Director of Neurology Department

General neurologist with 30+ years’ experience, specializing in epilepsy, alcohol-related conditions, impulse control and pain syndromes.

Degrees & Certifications

  • M.D.
  • D.Sc.
Toli Cardases

Toli Cardases

Director of Business and Finance

Business AnalysisFinancial ReportingSales Forecasting
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Toli Cardases

Director of Business and Finance

Business and finance expert with experience in sales analysis, reporting, budgeting and KPI monitoring for international and local companies.

Degrees & Certifications

  • BA Economics
  • Dip. Business Studies
Mike Mavrokordatos

Mike Mavrokordatos

Addictions Specialist, Psychologist

Addictions SpecialistPsychologist
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Mike Mavrokordatos

Addictions Specialist, Psychologist

Humanistic psychologist and addictions specialist with international background and an HND in Psychology and Counseling.

Degrees & Certifications

  • Dip. Psychology
Malcolm Shaw

Malcolm Shaw

Senior Addictions Specialist

Psychiatric NursingAddictions Specialist
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Malcolm Shaw

Senior Addictions Specialist

Registered Psychiatric Nurse with 35+ years in addictions and mental health, specializing in forensic nursing, substance misuse services, and staff training.

Degrees & Certifications

  • Diploma Alcohol Counselling and Consultancy
  • Registered Psychiatric Nurse
  • Teaching and Supervision in Clinical Practice ENB998
Carolien Stikker

Carolien Stikker

Integrative Psychotherapist

Integrative PsychotherapyWalking Therapy
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Carolien Stikker

Integrative Psychotherapist

Integrative psychotherapist with innovative walking-therapy combining movement and body awareness to enhance insight.

Degrees & Certifications

  • Dip. Integrative Psychotherapy
Hellmut Wolf

Hellmut Wolf

Addictions Specialist & Sex Therapist, Creative Artist and Musician

Addictions TherapySex TherapyGroup Workshops
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Hellmut Wolf

Addictions Specialist & Sex Therapist, Creative Artist and Musician

Certified Humaniversity therapist and trainer since 1980, specializing in group therapy, sexuality, creativity workshops, and music production.

Degrees & Certifications

  • Cert. Addictions Therapy
  • Humaniversity Trainer
Yvonne-Arusha Schol

Yvonne-Arusha Schol

Addictions Specialist

Gestalt TherapyFamily DynamicsYoga & Bodywork
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Yvonne-Arusha Schol

Addictions Specialist

Addictions-family disturbance specialist with 35+ years of yogic practice and international Gestalt, MI, Rogerian, and Jungian psychotherapy training.

Degrees & Certifications

  • Dip. Psychotherapy
  • Cert. Iyengar Yoga Teacher
Elizabeth Kirby Fullerton

Elizabeth Kirby Fullerton

Progressive Recovery Coach

Health & Wellness CoachingCulinary CoachingRecovery Support
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Elizabeth Kirby Fullerton

Progressive Recovery Coach

Certified health and wellness coach with Ph.D. and culinary coaching expertise, specializing in personalized well-being blueprints.

Degrees & Certifications

  • Ph.D.
  • M.Ed.
  • Certified Health and Wellness Coach
Vivian Menjivar

Vivian Menjivar

Holistic Facilitator & Teacher, Arvigo Techniques of Maya Abdominal Therapy

Abdominal TherapyHerbal HealingEnergy Work
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Vivian Menjivar

Holistic Facilitator & Teacher, Arvigo Techniques of Maya Abdominal Therapy

Holistic healing facilitator integrating traditional techniques, clairsentience, and compassion in Athens and Corfu.

Degrees & Certifications

  • Certified Amma Therapist
  • B.A. Psychology
  • Holistic Health Coach

Our team is committed to your complete transformation. Each specialist brings their unique expertise to create a holistic healing experience that addresses every aspect of your wellbeing.