The fastest.
The safest.

Dark Fiber

We are the safest and fastest because our dark fiber runs underground along Switzerland's natural gas pipelines.


High bandwidths of up to 400 Gbit/s are possible with today’s infrastructure.


Our backbone network connects Switzerland to neighbouring countries in the safest possible way.

More than 20 years of innovative thinking

Speed and safety
are our DNA.

For over 20 years, we have been the safest and fastest
fiber-optic network operator in Switzerland.

About us

The most reliable
fibre optic specialists
in Switzerland



The Speed of Light

We manage extensive and complex projects for customers with high demands on a daily basis. Our many years of experience and our expert team set us apart. Find out more about current projects and our technological developments in our news blog. Get in touch with us and let us know what you think.


Metro campus of Green connected to the GAS&COM backbone network.

Green is realizing a pioneering new data center campus for companies and cloud providers in Dielsdorf. Data centers are of […]


At customer request, we are also locally anchored

Our high-performance fiber-optic-network goes right across Switzerland and along high-pressure natural gas pipelines. We are now also passing the idyllic […]



We’re always here for you!

Do you have a challenge and need the fastest possible solution? Are you looking for the highest level of security? Contact us and leave us a message. We will call you back immediately.