Star of Bosphorus İST
OperationalStar of Bosphorus İST is a data center (Uptime Tier III, constructed facility certified) in Istanbul (Tuzla), Turkey, operated by NGN, with 16 MW of published IT capacity, currently operational, opened in 2018.
Star of Bosphorus İST is a 16 MW, 24,000 sqm earthquake-resilient colocation data center in Tuzla, Istanbul, operated by NGN since 2018, holding Uptime Institute Tier III certifications of both Design Documents and Constructed Facility.

- Operator
- NGN
- City
- Istanbul (Tuzla), Turkey
- Power, MW
- 16 MW
- Cooling
- Air
- Uptime Tier
- III · constructed facility certified
- Opened
- 2018
- Floor space
- 24,000 m²
Coloprice Score
66 out of 100
Class B · #1 of 16 in Turkey
- Resilience24/35
- Compliance12/20
- Transparency9/20
- Scale11/15
- Maturity10/10
Awards & badges
Earned from the rankings — position in the country, city, category and worldwide lists, plus score axes at their maximum. Free to embed on the operator's site; each badge links back to the list that certifies it.
Star of Bosphorus İST is a colocation data center in the Tuzla district on the Anatolian side of Istanbul, roughly 30 km from the city center, operated by technology group NGN. Built as part of an investment reported by NGN at approximately $150 million, the facility began operations in 2018 and occupies about 24,000 square meters of indoor space, including four data center modules spread across two buildings, each with independent power, cooling, fire suppression and physical security systems. Combined white space totals approximately 5,000 square meters, supporting more than 2,000 standard server cabinets, with a stated total power capacity of 16 MW. The building uses seismic isolation construction intended to maintain operations during earthquakes. Star of Bosphorus holds Uptime Institute Tier III certifications for both Design Documents and Constructed Facility, along with LEED, ISO 9001 and ISO 27001 certifications, and offers carrier-neutral colocation, meet-me-room and managed services.
- ▮16 MW total power, 24,000 sqm indoor area, ~5,000 sqm white space
- ▮2,000+ cabinets across 4 modules in 2 buildings
- ▮Uptime Institute Tier III Design + Constructed Facility; also LEED, ISO 9001, ISO 27001
- ▮Seismic-isolated construction
- ▮Operational since 2018, ~$150M investment by NGN Group
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