All details are designed with elegance in mind at OnaltıDokuz Istanbul.
The best products used in every feature of the construction project are designed, implemented and realized by experts.

Investment and Development: Astay Gayrimenkul
Contractor: Astay Gayrimenkul
Architectural Project: Tahsin ALPAR (Alpar Architecture)
Special Apartments Interior Architect: Hande TÖZÜN (Tözün Architecture)
Structural Project: Şakir TEKER (Yapı Teknik)
Mechanics: Hulusi TÜTÜNCÜ (Mep Mühendislik)
Electrical Project: Hüseyin GÜLSOY (HB Teknik)
Ground Project: Prof. Dr. Erol GÜLER (ELC Consultancy)
Structural Consultant: Prof. Dr. Zekai CELEP (İTÜ)
 Doç. Dr. Kutlu DARILMAZ (İTÜ)
Ground Consultancy: Prof. Dr. Erol GÜLER (Boğaziçi University)
Facade Consultant: Salih SEKBAN (CWG Consultancy)