DayOne Data Centers
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DayOne Data Centers is a Singapore-headquartered wholesale data center developer and operator built for hyperscalers and large enterprises, spun out of Chinese operator GDS Holdings’ international unit in 2025. As of 2026 its portfolio spans Asia-Pacific markets including Singapore, Johor (Malaysia), Batam (Indonesia), Hong Kong, Tokyo and Greater Bangkok, with a fast-growing European push into Finland and Spain backed by billions in equity and debt financing.
DayOne Data Centers has a confirmed data center presence at the following locations:
FACILITY OPERATOR
Email: [email protected]
DayOne Data Centers Data Center Locations
- Kouvola, Finland Kouvola Data Center PENDING REVIEW
DayOne jointly invested with Damac-owned local developer Hyperco in this Kouvola data center, reportedly built for TikTok. - Lahti, Finland Lahti Campus (Kiveriö)AI DATA CENTER PENDING REVIEW
The €1.2 billion Lahti project, located on a former industrial site in Kiveriö, targets up to 128MW IT load with the first 50MW building slated for service in 2027. - Nurmijärvi, Finland Klaukkala / Sudentulli Campus PENDING REVIEW
This third Finnish campus, in the Sudentulli area of Klaukkala, was announced in January 2026 as an early-stage 560MW-scale project alongside a site-securing agreement with energy firm Fortum. - Kwai Chung, Hong Kong HK2 PENDING REVIEW
The HK2 site in Kwai Chung was acquired by DayOne (as GDS) and is currently under construction, with a further data center also planned for the same district. - Batam, Indonesia Nongsa Digital Park Campus PENDING REVIEW
The Batam facilities are positioned just 20 kilometers across the strait from Singapore as part of DayOne's SIJORI hub-and-spoke model. - Tokyo, Japan PENDING REVIEW
- Iskandar Puteri, Malaysia Nusajaya Tech Park PENDING REVIEW
Nusajaya Tech Park is described as part of Malaysia's first hyperscale data center corridor and a key DayOne campus in Johor. - Johor Bahru, Malaysia Kempas Tech Park PENDING REVIEW
Per DayOne Data Centers's own site: DayOne states its rapidly scalable Kempas Tech Park campus delivers ultra-low latency, renewable energy integration, and robust connectivity. - Singapore, Singapore Jalan Buroh Data Center PENDING REVIEW
The Jalan Buroh site was acquired from CapitaLand in 2024 by GDS (DayOne's predecessor) and converted from a warehouse and office block into a data center. - Escatrón, Spain DayOne Aragon CampusAI DATA CENTER PENDING REVIEW
The 300MW, more than €3 billion Escatrón campus near Zaragoza, developed by renewable energy firm Ignis, is designed to become one of the largest AI campuses in Southern Europe. - Chonburi, Thailand Chonburi Tech Park CTP1 PENDING REVIEW
In November 2024, DayOne (then GDS) received approval for this hyperscale campus, valued at 28 billion baht ($831 million), positioned to become the largest data center in Thailand.
By Continent
AI Data Centers
DayOne's most explicit AI-focused development is a planned 300MW campus in Escatrón, near Zaragoza in Spain's Aragon region, which the company and its energy-developer partner Ignis have pitched as geared toward high-density AI and high-performance computing workloads and potentially one of the largest AI campuses in Southern Europe. The company also frames its broader European push, including Finland, as delivering 'AI-ready digital infrastructure,' though most Asia-Pacific facilities are described in general hyperscale terms rather than explicitly AI-optimized ones.
- Lahti, Finland Lahti Campus (Kiveriö) AI DATA CENTER PENDING REVIEW
The €1.2 billion Lahti project, located on a former industrial site in Kiveriö, targets up to 128MW IT load with the first 50MW building slated for service in 2027. - Escatrón, Spain DayOne Aragon Campus AI DATA CENTER PENDING REVIEW
The 300MW, more than €3 billion Escatrón campus near Zaragoza, developed by renewable energy firm Ignis, is designed to become one of the largest AI campuses in Southern Europe.
Common Questions
Does DayOne operate AI-specific data center infrastructure?
Yes — DayOne's planned 300MW campus in Escatrón, near Zaragoza in Spain's Aragon region, is being developed specifically to host high-density AI and high-performance computing workloads, with Ignis reported as the project's builder and the site pitched as one of the largest AI campuses in Southern Europe.
Where is DayOne's largest market?
Malaysia's Johor state is described by the company itself as its largest market, anchored by the Nusajaya Tech Park and Kempas Tech Park campuses, part of what DayOne calls Malaysia's first hyperscale data center corridor.
What is DayOne's history and ownership?
DayOne was established in 2022 as GDS International to hold GDS Holding's data center assets and operations outside mainland China, then launched as an independent company on January 1, 2025 following a Series B funding round backed by investors including SoftBank Vision Fund and Citadel's Ken Griffin.
How much data center capacity does DayOne have?
As of early 2025, DayOne's portfolio comprised approximately 480MW of capacity in service and under construction, plus an additional 590MW held for future development across its Asian markets, with subsequent expansion into Finland (281MW across two campuses) and a planned 300MW campus in Spain.
Does DayOne Data Centers offer colocation services?
Yes — we've identified 11 facilities where DayOne Data Centers may offer colocation services. Please contact DayOne Data Centers directly to confirm current availability and terms.
Does DayOne Data Centers offer cloud services?
We haven't confirmed cloud services for DayOne Data Centers yet — this isn't a definitive no, since our research can miss things. Please contact DayOne Data Centers directly to confirm cloud availability.
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