Corporate Renovation & Contracting
One point of contact, fixed pricing and guaranteed workmanship for hotels, offices, retail and large-scale projects — trusted by Istanbul's leading brands.
Brands & Projects We've Delivered
A selection of our completed corporate projects.
Four Seasons Hotel
Beşiktaş, Istanbul
Suite & common-area renovation
Grand Hyatt Istanbul
Taksim, Istanbul
Interior refurbishment & fit-out
Crowne Plaza
Ortaköy, Istanbul
Guestroom & lobby renovation
TOGG
Gemlik, Bursa
Showroom & office fit-out
İstanbul Modern Müzesi
Karaköy, Istanbul
Exhibition space & finishing works
Yapı Merkezi
Çamlıca, Istanbul
Subcontracted renovation works
Our Corporate Services
Hotels & Hospitality
Floor-by-floor renovation without disrupting guests.
Offices & Workplaces
Turnkey office and workspace fit-out.
Retail & Stores
Fast, on-brand retail fit-outs.
Restaurants & Cafés
Kitchens and compliant venue fit-outs.
Whole-building & Façade
Building-wide and façade renovation.
Project Management
Single-point coordination, turnkey delivery.
Why Güven Kardeşler?
One contact
Every trade from one accountable team.
Fixed price & progress billing
Itemised quote, scheduled payments.
Insured, registered crew
Formal, compliant work.
Guaranteed workmanship
Written workmanship warranty.
Prestige references
Trusted by leading brands.
On-time delivery
Finished on the promised schedule.
Our Corporate Process
Brief & survey
Free on-site survey.
Proposal & contract
Itemised quote and contract.
Planning & crew
Schedule and crew assignment.
Build & progress
Planned build, milestone payments.
Handover & warranty
Inspection, handover, warranty.
Let's talk about your project
Share your project details and our team will respond within 24 hours.