At Istanbul's Most Prestigious Addresses
Levent, 4th Levent, Taksim — discover the GBC nearest to you
Legal Company Address
A prestigious business address for notary, tax office, and trade registry procedures.
Mail & Cargo Management
All incoming mail and packages are professionally received and managed.
Professional Call Answering
Calls to your company are answered by professional secretarial staff.
Meeting Room Access
Hourly meeting room usage rights based on your needs.
Sisli, with the towers along Buyukdere Avenue and its business district that merges into Levent, is one of Istanbul's most established business addresses. GBC serves Sisli at 2 locations: Pol Center and Duran Business Center, both on Buyukdere Avenue, 350-400 meters from Levent Metro. Your virtual office package includes a legal business address (used for company formation and tax office procedures), parcel tracking and mail notifications; Plus and Gold add a dedicated phone number and call answering. For more on the same addresses, see our Levent virtual office page.
Pol Center (Buyukdere Ave. No:255, Levent Metro 400m) and Duran Business Center (Buyukdere Ave. No:243, Levent Metro 350m) are conveniently located near Sisli Trade Registry and Sisli Tax Office. Company incorporation address registration can be easily completed. Both locations are within walking distance of Levent Metro station.
Sisli virtual office packages include an official business address, mail management and the GBC App; call answering comes with the Plus and Gold packages. Sisli's Levent district location creates an ideal corporate address for finance, consulting and technology companies.
Virtual Office Packages
Choose the package that fits your needs and get started today.
Address Package
Get started with a prestigious business address.
- Legal Address Registration
- Cargo Tracking Service
Plus Package
Address + phone for a professional image.
- Legal Address Registration
- Cargo Tracking Service
- Dedicated Phone Number
Gold Package
Complete virtual office experience.
- Legal Address Registration
- Cargo Tracking Service
- Dedicated Phone Number
- 3 Days/Month Co-Work Access
- 3 Hours/Month Meeting Room
- Secure Locker Allocation
Fuga Coffee
20% Discount
From 1-Month Contracts
Flexible Terms
24/7 Access
All Locations
GBC App
iOS & Android
FAQ — Istanbul Office Rental Solutions
GBC Sisli locations (Pol Center and Duran Business Center) offer different virtual office packages. Fill out the form to get a quote.
Sisli (Levent area) is closer to finance and corporate sectors, while Beyoglu (Taksim/Istiklal) is closer to tourism and creative sectors. Your company registers with Sisli or Beyoglu trade registry accordingly.
Yes, you can establish LLC and Joint Stock companies with GBC Sisli addresses. Registration is made with Sisli Trade Registry.
Yes, both Pol Center and Duran Business Center have Fuga Coffee barista service. 20% discount privilege is available to all virtual office users.
Pol Center (Buyukdere Ave. No:255, Sisli) and Duran Business Center (Buyukdere Ave. No:243, Sisli).
Ready to Rent Your Office?
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