Welcome to CLOUD Paradise

H66 helps Enterprise companies, Systems Integrators and Cloud Service Providers significantly reduce the cost and carbon footprint of deploying cloud infrastructure.

Choose H66 for ultra-efficient cloud services. CO2 not included.


As COVID-19 continues to spread globally, we want to share with you the steps we are taking to maximise safety of people and minimise disruption of service.



You are on the frontline of change: cloud migration strategy, information security and compliance, digital transformation, DevOps, Big Data. Ultra-low emissions hybrid and private cloud with zero carbon cost is a new answer for IT decision makers in the age of doing more with less.


HPC and AI

You demand speed and performance at the best possible price with uncompromising availability. H66 deliver XaaS models, rack density from 10 KW and amongst the lowest energy costs in the EU. AI and ML GPU infrastructure, financial modelling and automotive simulation all live in data paradise.


Cloud Service Providers

Need to host your cloud platform in a high security carrier neutral data center? In an EU jurisdiction? When you also need unfair advantages in time to market, total cost of ownership and ease of doing business. And 100% green, out of the box.


Systems Integrators

You want to deepen client relationships and differentiate your solutions in a crowded market. Add cloud hosting capability by partnering with Hydro66 for new solution opportunities, stickier customers and deep value add for your clients.


Why Hydro66 for Cloud and Colocation

Ultra-low lifetime cost, truly sustainable hosting at massive scale, all delivered by our expert IT infrastructure and data center operators – discover the future of hybrid cloud and colocation now.

Low Lifetime Cost

Endless growth in compute and store and static IT budgets means a real headache. You can save money on public cloud and deliver a hybrid cloud strategy with cost-effective VM’s and data center space, without compromising on security, quality or availability. Ultra-low cost green energy combined with ultra-efficient cloud building blocks and colocation space is a great baseline. Start saving today.

Environmentally Responsible

Legacy data centers waste huge amounts of fossil-based power on inefficient systems. The planet deserves better than this, and it already exists. Using locally generated clean green hydropower in Northern Sweden H66 is purpose built with the environment in mind in every way. Discover the data center home for your hybrid cloud infrastructure the planet would choose.

Trusted Expertise

The team that makes up Hydro66 have been operating data centers all over the world for over 20 years. You gain access to an experienced group who will help you buy ccloud and olocation solutions and with our partner network can assist your wider digital and cloud transition strategies. Unlock significant technical and commercial advantages today.

Benefits of Hydro66

Save on cloud and colocation costs


Reduce IT CO2 emissions by


PUE means you don’t pay for cooling


 Colocation Services

Whether you need a single rack for enterprise applications or a data hall for HPC blockchain infrastructure, you’ll find the perfect data hosting solution in our award-winning data center.

Explore Colocation Services


Hydro66 understood our need for expert advice about tackling the increased amount of data we needed to analyse.

Jürgen Mangelberger, CEO

Read the Case Study

4 Reasons Why The Nordic Super Cloud Is Gaining Momentum

Data centers emit more CO2 than aviation, and this figure is growing at >20% per annum. Shocking really, and new solutions are needed. One answer is found in the Nordics where a Nordic Super Cloud of clouds…

Read more

Data Center Sustainability Awards

Hydro66 has changed the economics of colocation by rejecting expensive traditional designs. We’ve adapted techniques pioneered by Internet giants for the colocation market and our clients benefit from our commitment to changing the rules.



See What H66 Can Do for You

We’d love to hear from you today. Please get in touch to open a new conversation about how we can work together!