DayOne: Nurmijärvi

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DayOne: Nurmijärvi

Year Planned: 2028

Lot Size: 111 acres

Singapore-based developer DayOne announced plans for a large-scale data center campus in the Sudentulli area of Klaukkala, located within the municipality of Nurmijärvi in the Uusimaa region of Finland. The project is being developed on a site approximately 45 hectares (roughly 111 acres) in size, which the municipality has initiated a preliminary sale for as part of the ongoing zoning process.

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Sites within 15 miles of DayOne: Nurmijärvi

Distance	Site	About
9.88 miles	Edgnex: Vantaa	In 2025, Edgnex expanded its presence in Finland by acquiring data center developer Hyperco.
9.91 miles	Equinix Helsinki HE4
11.05 miles	Hetzner Finland	The entire site is 150,000 m², making it spacious enough to accommodate 20 data centers.
11.48 miles	Hyperco: Espoo	Hyperco, a Nordic data center firm, is eyeing a significant expansion with plans to construct a new campus in Espoo, Finland, a municipality adjacent to Helsinki.
12.55 miles	Prime: Järvenpää, Finland	US-based operator Prime Data Centers has announced plans for a significant expansion into Finland, targeting a 12-hectare site in the Vähänummi industrial area of Järvenpää.
12.71 miles	Hyperscale Data Center Request Dataset	A Microsoft data center campus is being built in Högnäs, Espoo, on 21.6 hectares of land acquired by Microsoft for €30.9 million.
14.37 miles	atNorth: FIN03	FIN03 is located in Espoo with a gross space of 1,200 sqm.
14.38 miles	Elisa Espoo Säterinportti
14.44 miles	Equinix Helsinki HE1
14.44 miles	Mediam Helsiki Data Center
14.54 miles	Verne: FL-HEL-DC02	This facility is part of Verne Global’s 'The Air' Campus, located in the Helsinki metropolitan area (Vantaa).
14.55 miles	Verne: FL-HEL-DC03	This facility is part of Verne Global’s 'The Air' Campus, located in the Helsinki metropolitan area (Vantaa).
14.57 miles	Verne: FL-HEL-DC04	This facility is part of Verne Global’s 'The Air' Campus, located in the Helsinki metropolitan area (Vantaa).
14.59 miles	Verne: Helsinki (The Air)	Verne, the leading provider of sustainably powered HPC data centers across the Nordics, has acquired the land at its existing Helsinki data center campus, securing room for future expansion.
14.68 miles	Telia Pitäjänmäki (Nebula Oy)	The facility was acquired by Telia when it acquired Nebula Oy in 2017.
14.79 miles	Telia Helsinki Pitäjänmäki	The site is powered by 100 percent renewable energy and will recycle waste heat from the servers, producing 200,000 MWh per year - enough heat to supply 20,000 homes in the nearby town of Espoo.
14.89 miles	atNorth: FIN02	Located in Sinimäentie, Espoo, within the Helsinki metropolitan area, the new campus spans 23,000 square meters at full buildout. The initial phase of FIN02 offers 2,196 square meters of white space.
14.94 miles	Equinix Helsinki HE7 Sinimäki
15.01 miles	Equinix Helsinki HE6
15.37 miles	Brunswick: Heikinlaakso, Helsinki	This proposed data center development north of Helsinki is at the land-reservation and pre-zoning stage, filed by Brunswick Real Estate Finland Oy. The operator has not yet been disclosed and is expected to be named later in the planning process.
16.04 miles	Equinix Helsinki HE5
16.06 miles	Digita Pasila Broadcasting Tower
16.33 miles	IP-Only Espoo
16.35 miles	DataCenter Finland Espoo
16.46 miles	Technopolis Innopoli
16.57 miles	Hyperscale Data Center Request Dataset	Microsoft is constructing a data center campus in Vihti, Finland, as part of a broader initiative to establish a new data center region in Southern Finland, which also includes facilities in Espoo and Kirkkonummi.
16.72 miles	Elisa Helsinki Pasila
16.76 miles	Elisa Espoo Tapiola
16.88 miles	atNorth: FIN01	FIN01 is located in the Vallila area of Helsinki with a gross space of 1,200 sqm.
17.94 miles	Equinix Helsinki HE3
18.58 miles	Telia Helsinki Kansakoulukuja
18.81 miles	Equinix Helsinki HE2	The site was a Telecity managed datacenter before Equinix acquired Telecity in July 2016.
18.96 miles	Elisa Helsinki Lauttasaari
18.97 miles	Telia Lauttasaari (Nebula Oy)	The facility was acquired by Telia when it acquired Nebula Oy in 2017.
19.88 miles	Hyperscale Data Center Request Dataset	Microsoft is constructing a data center in Kirkkonummi, Finland, as part of a broader initiative to establish a new data center region in Southern Finland, which also includes facilities in Espoo and Vihti.

DayOne: Nurmijärvi Data Center Photos See all

Operating Company

Chinese data center firm GDS has rebranded its international unit to DayOne.

DayOne is a data center pioneer that develops and operates next-gen digital infrastructure for industry leaders who demand reliable, cost-effective and quickly scalable solutions. Their cutting-edge facilities empower hyperscalers and large enterprises to achieve rapid deployment and enhance connectivity, driving transformative engagement and innovation as they shape the future of industries.

DayOne's data centers are located across key markets, including Singapore, Johor (Malaysia), Batam (Indonesia), Greater Bangkok, Hong Kong SAR, Tokyo, and beyond. Headquartered in Singapore, DayOne's leadership team draws on over two decades of industry experience and a track record of building Asia's largest data center business. With DayOne, they have created the SIJORI (Singapore, Johor, and Riau Islands) market as a global data center hub. As demand for strategically located and customized data centers rises, DayOne's entrepreneurial spirit, customer-first strategy, deep local partnerships, and agile executional capabilities uniquely position them to power the growth ambitions of leading hyperscalers and large enterprises around the world.

Facilities

News See all

DayOne to Acquire 65-Acre Johor Land Parcel from Malaysia’s Paragon Globe

June 24, 2026 DayOne

Paragon Globe has agreed to sell a 65-acre site in Iskandar Puteri, Johor, to DayOne Data Centers for RM398 million ($96 million) under a conditional agreement disclosed to Bursa Malaysia. The parcels are located in Gerbang Nusajaya, near Nusajaya Tech Park, part of Malaysia’s data center hub....

DayOne Targets 560MW Data Center Campus Outside Helsinki, Finland

January 26, 2026 DayOne

Data center developer DayOne is planning a third campus in Finland. The company this week announced “early-stage plans” for a data center project in Klaukkala, Nurmijärvi.The Municipality of Nurmijärvi has initiated its handling of a preliminary sale of the data center site with DayOne. The...

DayOne Secures $2 billion in Series C Funding

January 06, 2026 DayOne

APAC data center firm DayOne this week announced it has entered into definitive agreements for more than $2 billion in Series C equity financing. DayOne said the financing will accelerate the next phase of its global expansion. In Europe, the proceeds will go towards the development of DayOne’s...

DayOne to Expand CTP1 Thailand to 300MW

November 12, 2025 DayOne

APAC data center company DayOne plans to expand its data center in Thailand, eventually scaling the Chonburi Tech Park (CTP) campus to 1GW. Having broken ground on the first facility in March, the company will have 180MW of grid capacity. The CTP1 data center, which is still under construction,...

Hyperco To Develop two 50MW Facilities in Helsinki, Finland

December 14, 2022 Helsinki

Hyperco has announced its plan to expand its data center presence in New Zealand with two new data center campus developments. The Nordic data center company said it would develop the facilities in Helsinki, Finland, with each having an initial capacity of 50MW. The company did not reveal the...