Our Team

The names behind the strategy.

Clinical psychiatry, applied psychology, FMCG field expertise and international sales — four worlds, one roof.

Doç. Dr. Hüseyin Ünübol
Doç. Dr. Hüseyin Ünübol
Psychiatrist & Researcher
70+
Publications
100+
Thesis Advising
200+
Teaching Hours
2026
Book Year
About

Doç. Dr. Hüseyin Ünübol is a graduate of Ege University Faculty of Medicine. Having completed his psychiatry residency at Erenköy Mental and Nervous Diseases Training and Research Hospital, he served at Üsküdar University Faculty of Medicine from 2014, receiving his associate professorship in 2020.

In 2022-2023 he worked as a researcher at Virginia Commonwealth University and collaborated with Yale University. He is lead researcher of the TURBAHAR project with 70+ publications, 200+ teaching hours and 100+ thesis advisories.

The Witnessing Theory, developed from a severe health experience in the USA, is an original neurofenomenological framework. His book was published by Destek Yayınları in 2026.

Featured Work
The Witnessing Theory
Destek Yayınları, 2026 • A neurofenomenological framework • An original theory explaining human consciousness through two fundamental regulatory flows.
Ege Üniversitesi Tıp Fakültesi — 2008
Medical Doctorate
Erenköy Ruh Hastalıkları — 2009-2014
Psychiatry Residency
Üsküdar Üniversitesi — 2014-2022
Asst. Prof. → Assoc. Prof. (2020)
VCU Richmond — 2022-2023
Psychiatry Genetics Lab Researcher
Yale Üniversitesi
International Research Collaborations
TURBAHAR Projesi
Principal Investigator
Şahitlik Kuramı — Destek Yayınları, 2026
Original Neurofenomenological Framework
H. Haydar Salık
H. Haydar Salık
Expert Psychologist & Training Consultant
20+
Years Exp.
6+
Sectors
1
Book
İGÜ
Master's
About

H. Haydar Salık graduated from Karadeniz Technical University, Department of Labour Economics and Industrial Relations. He completed his undergraduate degree in Psychology at Doğuş University and his master's in Applied Psychology at Istanbul Gelişim University.

Since 2002 he has designed and delivered andragogical training programmes across public and private institutions in education, energy, construction, automotive, retail and FMCG sectors, holding roles ranging from consulting to senior management.

Working in areas including workplace mental health, psychological safety, well-being, schema therapy, gestalt therapy, art therapy, positive thinking and coping competence, Salık has also contributed to the field with his book Erkekliğin İptali on social psychology and gender roles.

Within Sardes, he continues individual and group therapy while co-designing bespoke competency-based training projects for individuals and organisations, producing comprehensive solutions in HR and organisational development.

Featured Work
Erkekliğin İptali
An original work on social psychology and gender roles. A critical academic perspective on societal gender norms and the construction of masculinity.
Areas of Expertise
Workplace Mental Health
Psychological Safety
Schema & Gestalt Therapy
Art Therapy
Competency-Based Training
HR & Org. Development
Coping Skills
Group Therapy
KTÜ Çalışma Ekonomisi & Endüstri İlişkileri
Undergraduate
Doğuş Üniversitesi
Psychology B.Sc.
İstanbul Gelişim Üniversitesi
Applied Psychology M.Sc.
2002 – Günümüz
Public & Private Sector Training & HR Consulting
Erkekliğin İptali
Social Psychology & Gender Roles Book
Sardes Consulting
Expert Psychologist & Training Consultant
Okyar Gökpınar
Okyar Gökpınar
Founder & Managing Director
20+
Years Exp.
7
Years Jordan GM
1
Book
CPA
Certificate
About

Okyar Gökpınar began his career as an auditor at Koçbank Inspection Board after graduating from METU Business Administration. Holding CPA, CRMA and CMB licences, he transitioned from financial auditing to commercial marketing in the FMCG sector.

After senior roles at Sabancı Holding and Coca-Cola, he gained deep experience at Eti Gıda. Between 2015-2022 he served as General Manager of Frito Lays/Iffco Distribution Company (Zumot Group) in Jordan for seven years.

His 2021 book Kâr Köprüsü is a practical field-based guide for building profitable distribution channels. Through Sardes Consulting, founded in 2023, he proposes a new consulting model: strategy and human development, simultaneous and integrated.

ODTÜ İşletme
Akademik temel / Academic foundation
Koçbank Teftiş Kurulu
CPA, CRMA, CMB lisansları / Licences
Sabancı Holding & Coca-Cola
Denetim & Ticari Pazarlama
Eti Gıda
Distribütör Yapılandırma & Saha Yönetimi
Frito Lays/Iffco Jordan — Zumot Group (2015–2022)
Genel Müdür / General Manager
Kâr Köprüsü — 2021
Sektör kitabı / Industry book
Sardes Consulting — 2023
Kurucu / Founder
Ömer Tekinbay
Ömer Tekinbay
International Sales & Business Development
19+
Years Exp.
3
Countries
3
Continents
Market Network
About

Ömer Tekinbay is a professional with over 19 years of experience in export and international sales, having managed multi-continental FMCG operations. Known for developing strategies that enable rapid market entry and sustainable revenue growth.

He has provided senior-level consulting in three countries including Turkey on export strategy and sales organisation, building a deep network in MENA and European markets.

Through university workshops and training sessions, he contributes to the development of the next generation of international trade professionals.

Areas of Expertise
Export Strategy Design
International Market Analysis
Buyer Negotiations
Dealer Network Building
Sales Organisation Setup
MENA Market Entry

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