Meet the Team

The People Behind Holistic Quotient

A passionate team of cognitive scientists, engineers, and designers dedicated to revolutionizing how we understand human intelligence.

Leadership

Visionary leaders driving innovation in cognitive assessment.

Theodoros Antoniou

Founder & CEO

Dimitris Pafras

Co-Founder & COO

Giorgos Soultos

Lead IT & App Development, CTO

Operations & Design

The team that brings our vision to life through design and execution.

Maria Viso

Graphic Designer

Odysseas Merkouris

Operations Support & Project Management

Maria Roumelioti

Digital Presence & Implementation Coordinator

Dimitris Antoniou

Project Management Support

Scientific Collaborators

Expert psychologists and researchers ensuring scientific rigor in our assessments.

Eirini Loisiou

Employee Mental Empowerment & Support Consultant

Scientific Collaborator

Maria Papamichail

Employee Support & Training Coordination Consultant

Scientific Collaborator

Head of Rhodes Therapy Lab, Special Educator MSc

Maria Dimitriadou

Corporate Wellbeing & Burnout Prevention Consultant

Scientific Collaborator

Psychologist AUTH, MSc in Clinical Mental Health (Medical School AUTH), Training in Cognitive Behavioral Therapy from the Hellenic Society for Behavioral Research

Evangelina Tzima

Coordinator of Psychologists

Scientific Collaborator

Psychologist, PhD Candidate in Psychology and Child Psychologist, MSc in Mental Health of Children and Adolescents (King's College London), specialized in Cognitive-Behavioral Therapy (CBT)

Dora Tsantou

Corporate Partnerships & Communications Psychologist

Scientific Collaborator

Theano Vourti

Corporate Intake & Assessment Coordination Consultant

Scientific Collaborator

Our Values

The principles that guide everything we do at Holistic Quotient.

Science-Driven

Every assessment is grounded in rigorous cognitive science and validated psychometric principles.

Precision

We strive for accurate, reliable measurements that provide genuine insights into cognitive abilities.

Accessibility

We believe everyone deserves access to high-quality cognitive assessment tools.

Innovation

We continuously push the boundaries of what adaptive testing technology can achieve.

Join Our Team

We're always looking for talented individuals who are passionate about cognitive science and technology. Check out our open positions.

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