T-Mobile: Piaseczno

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Operational

Fully operational facility

Warsaw

Metro
Poland

Country
Eastern Europe

Region
Europe

Region
EMEA

Region

T-Mobile: Piaseczno

Year Built: 2001

Operational Power

The Piaseczno data center sits in the Diamond Business Park, about 20 km south of central Warsaw. It is T-Mobile Polska's largest data center and a central node of its backbone network, with international traffic exchange points on site. It opened in 2001 as one of the first facilities of its kind in Poland and has added server rooms over several expansions. It came to T-Mobile through GTS Poland, which Deutsche Telekom bought in 2014.

The site offers colocation, backup, hosting and cloud services. Customers can take caged space, and cabinets support up to 25 kW. Three independent fiber routes serve the building.

Site History

In 2015, T-Mobile modernized the server hall and office areas.
In January 2015, GTS Poland's services moved to the T-Mobile brand.
In May 2014, Deutsche Telekom completed its purchase of GTS Central Europe, owner of GTS Poland.
In 2013, the site gained ISO 27001 certification.
In 2001, the data center opened.

Map and Nearby Locations

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T-Mobile Polska Sites

Nearby Facilities

T-Mobile: Piaseczno Power Growth Over Time

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Sites within 15 miles of T-Mobile: Piaseczno

Distance	Site	About
1.34 miles	Sien Real: Piaseczno Józefosław	Real estate developer Sien Real is planning to construct a major data center campus outside Warsaw, Poland, designed to span roughly 45,000 square meters across four facilities.
5.43 miles	Netia Warszawa WARSC006
5.43 miles	Equinix Warsaw WA2	The site was a Telecity managed datacenter before Equinix acquired Telecity in July 2016.
5.65 miles	Orange: Warsaw	In 2021, Orange opened a data center in Warsaw, Poland. The European telco's new Warsaw Data Hub facility contains four 400 sq m (4,305 sq ft) data halls that hosts both the telco's network infrastructure and hosting services for customers.
6.09 miles	ParkInterested in this information?Contact us	Data center facility details are available on request.Interested in this information?Contact us
6.17 miles	Center GammaInterested in this information?Contact us
6.23 miles	North StationInterested in this information?Contact us
7.64 miles	Atman: Warsaw-2
8.03 miles	FR Investment: Kajetany	Proposed by FR Investment Poland Sp. z o.o. (a subsidiary of the Futureal Group), the Kajetany data center is a planned facility located on a 2-hectare plot at Orlej street.
8.33 miles	EdgeConnex: Warsaw 2	The EdgeConneX WAW02 facility, a hyperscale, carrier-neutral, Tier-3 designed data center offering N+1 configuration, launched in Warsaw, Poland, in 2022.
8.53 miles	Equinix: WA4x	WA4x is Equinix's first xScale (Hyperscale) data center in Warsaw, powered by 100% renewable energy.
8.81 miles	Equinix WA3	The Warsaw WA3 data center is located in the Salomea District of Poland.
9.02 miles	Hillwood: Reguły 2	This facility is part of Hillwood's Reguły Campus near Warsaw.
9.11 miles	Hillwood: Reguły 1	Property developer Hillwood is planning a data center campus on a 40-hectare site in Reguły, southwest of Warsaw. The project, which includes four planned buildings, has faced significant local pushback.
9.14 miles	Hillwood: Reguły 4	This facility is part of Hillwood's Reguły Campus near Warsaw.
9.17 miles	Hillwood: Reguły 3	This facility is part of Hillwood's Reguły Campus near Warsaw.
9.48 miles	VOLT: Warsaw 1	Volt is potentially leasing capacity from Switch's Warsaw 1 data center facility.
10.27 miles	Netia WARSC001
10.29 miles	Greykite: Warsaw	UK-based investment firm Greykite is transforming a former logistics site in Warsaw, Poland, into a data center.
10.30 miles	T-Mobile: P24 Warsaw	T-Mobile's P24 data center on Piękna Street in central Warsaw provides hosting services and links to T-Mobile Polska's Piaseczno data center for active-active disaster recovery.
10.33 miles	EdgeConnex: Warsaw 3	The EdgeConneX WAW03 facility in Diamond Business Park launched in Warsaw, Poland, in 2022.
10.33 miles	EdgeConneX: Warsaw 4	The data center operator EdgeConneX has reportedly secured a 15-year lease for the Digital Ursus site with Greykite European Real Estate Fund I, its affiliates, and White Star Real Estate.
10.50 miles	EdgeConnex Warsaw	The site was acquired from Linxdatacenter in November 2018. The facility also offers connectivity to the neighboring LIM-Building ecosystem via a diverse fiber path.
10.55 miles	Equinix Warsaw WA1	The site was a Telecity managed datacenter before Equinix acquired Telecity in July 2016.
10.55 miles	LIM Warsaw
11.52 miles	Data4: Warsaw 1 DC3
11.54 miles	Data4: Warsaw 1 DC4
11.57 miles	Data4: Warsaw 1 DC1	In 2023, Data4 Group opened their first Polish data center in the campus located in Jawczyce, near Warsaw, on a 4 hectares site.
11.62 miles	Netia: MIND Jawczyce	Netia Data Center MIND is a colocation facility in Jawczyce, about 10 km west of central Warsaw near the S8 expressway, built by Netia to serve cloud, finance and logistics customers.
11.63 miles	Data4: Warsaw 1 DC2	Data4’s second data center at its Jawczyce campus near Warsaw is a 10MW facility, expanding the multi-phase site toward a planned 60MW, four-building development on a 4-hectare campus.
11.82 miles	CenterInterested in this information?Contact us
11.89 miles	Switch Datacenters: Warsaw 1
12.07 miles	Atman: Warsaw-1
12.07 miles	Aruba Poland PL1
12.36 miles	Atman: Warsaw-3 Campus	Atman Data Center Warsaw-3 (WAW-3) Campus is located near Warsaw, the largest business hub of CEE. The campus will eventually consist of 3 buildings.
12.43 miles	Atman: WAW-3 Bldg2	Atman Data Center Warsaw-3 (WAW-3) Campus is located near Warsaw, the largest business hub of CEE. The campus will eventually consist of 3 buildings.
12.47 miles	Atman: WAW-3 Bldg3	Atman Data Center Warsaw-3 (WAW-3) Campus is located near Warsaw, the largest business hub of CEE. The campus will eventually consist of 3 buildings.
12.53 miles	OVH Warsaw WAW1
13.86 miles	Cloud PlazaInterested in this information?Contact us
15.47 miles	Vantage: WAW12	Vantage’s Warsaw campus in Poland sited on more than 12 acres (5 hectares) just a half hour drive from Warsaw-Chopin International Airport.
15.51 miles	Vantage: WAW13	WAW13 is the third planned data center on Vantage's Warsaw campus in the Bielany district.
15.52 miles	3S Warszawa, Annopol
15.55 miles	Vantage: WAW11	Vantage’s Warsaw campus in Poland sited on more than 12 acres (5 hectares) just a half hour drive from Warsaw-Chopin International Airport.
16.62 miles	T-Mobile: Warsaw Szlachecka	T-Mobile's Szlachecka complex in Warsaw holds two data centers, Szlachecka A from 2011 and Szlachecka B from December 2021, and serves as a main node of T-Mobile Polska's network.

Operating Company

T-Mobile Polska S.A. is a wholly owned subsidiary of Deutsche Telekom, its sole owner since 2010. The company has its headquarters in Warsaw. At the end of 2025 it had 13.5 million mobile customers and about 495,000 fixed broadband customers. It was founded as Polska Telefonia Cyfrowa and sold service under the Era brand until it took the T-Mobile name in June 2011.

T-Mobile runs five commercial data centers: Szlachecka and Piękna in Warsaw, plus sites in Piaseczno, Kraków and Wrocław. Piaseczno, in service since 2001, is the largest. The company leases racks and cages and offers hosting, private and virtual cloud, backup and disaster recovery services. Andreas Maierhofer has led the company as CEO since April 2017.

T-Mobile Polska History:

In December 2021, T-Mobile opened the Szlachecka B data center in Warsaw.
In September 2017, T-Mobile opened commercial colocation space at its Kraków data center.
In April 2017, Andreas Maierhofer became CEO.
In May 2014, Deutsche Telekom completed its purchase of GTS Central Europe, which added GTS Poland and its Piaseczno data center.
In June 2011, the company replaced the Era brand with T-Mobile.
In December 2010, Deutsche Telekom agreed to buy the last 3% of the company from Vivendi and Elektrim, ending a long ownership dispute.
In September 1996, the company launched its GSM network under the Era brand.
Founded in 1995 in Warsaw as Polska Telefonia Cyfrowa.

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