Northeast Flow - NEF

Capacity for GPUs. Heat for buildings. We connect the two.
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‍Northeast Flow runs liquid-cooled colocation inside existing buildings, around southern Finland. Hosting customers get power, cooling and connectivity. The building gets cheaper heat.

Looking for hosting, or cheaper heat for your building?

Close-up of electronic equipment with cables plugged into power management units displaying red digital readouts.
hosting

GPU capacity for your needs

Liquid-cooled colocation inside existing buildings, with your servers' heat put to good use.

High-density capacity

High-density capacity

Liquid-cooled racks in sites from around 100 kW, in Southern Finland. You run your hardware; we run the site around it.

Liquid-cooled racks in sites from around 100 kW, in Southern Finland. You run your hardware; we run the site around it.

A site specced with you

A site specced with you

We spec each site with you, from power and rack layout to connectivity, so you get a location of your own without building one. Your hardware stays in Finland, inside the EU.

We spec each site with you, from power and rack layout to connectivity, so you get a location of your own without building one. Your hardware stays in Finland, inside the EU.

Your heat warms the building

Your heat warms the building

Most of your servers' heat is reused in the building they run in, and you get the figures for your sustainability reporting.

Most of your servers' heat is reused in the building they run in, and you get the figures for your sustainability reporting.

Compute to host, or a building to heat?

Tell us what you have, and we'll check the fit.

FOR PROPERTY OWNERS

Your least valuable square metres, put to work

Spare space in your technical room usually earns nothing. As a high-density compute site, it heats your building and lowers your heating bill, and you can measure the gain per square metre.

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Nothing for you to run

We install, operate and maintain the site. Your existing heating tops up when needed and backs up the system, so the building always has heat.

Blurred person walking past a large black industrial control panel with colored buttons and a screen in a utility room.
Two men in black shirts working on laptops, one wearing a sweatshirt with the Northeast Flow logo.
TRACK RECORD

Five years of compute in buildings

Since 2021, we have run heat-led compute in buildings' technical spaces.

Our first site was a pilot at the Finnish Museum of Technology. Today we run multiple operational sites with capacity for around 5 GWh of heat a year, delivered directly to buildings, for customers all around Southern Finland.

Along the way, we've learned how to connect water-cooled compute to a building's heating system, keep it running and deliver heat that owners can count on. Every site we build runs on that experience.

About us

Compute that helps heat the city it runs in

We want compute to run on what buildings already have, their grid connections and technical spaces, so less new infrastructure gets built. Its heat goes to the buildings that need it, and the same energy does two jobs. Compute customers get greener capacity close to their users, and building owners turn idle space into cheaper heat.

Person holding a small electronic circuit board in their hands.