Boost your growth by choosing a national operator

Vou are looking for a telecom operator offering services on measure and turnkey to benefit fromfast, secure transport of sensitive data secure connections, alternatives and various in a sovereign environment. You also have need a long-term operator that offers a quality service and provides a solution for your plan business recovery. 

Why choose Terralpha?

Operationa national player, Terralpha guarantees you a quality servicenetwork expertisea sustainability and the professionalism of the teams who will support you.t in the construction of tailor-made projects 


Data transported at very high speed 

Best latency on the market 


10, 100, 200 or 400 Gbs point-to-point links 

With or without redundancy 


SNCF Réseau subsidiary with strong ethical values 

Recent infrastructure 

Architecture and equipment supported by a recent fibre-optic network. A wide range of transport options. Supports all protocols 


Network secured by GMPLS, by 24/7 supervision of active and passive equipment (active OTDR) and by railway policing. Encryption of sensitive data right from the infrastructure 


Traffic routing exclusively on SNCF network fibres using equipment of European origin 

Have you identified a need? Does your request concern DataCenter to DataCenter, connecting large and sensitive sites, we'll work with you to build a secure, original and high-performance solution.. 

They trust us

Our offers

Terrawave Ultra Broadband

Private network on wavelengths
10 to 400 Gb/s

Digital tiles

Landscaped areas which allow the installation of DataCenters on railway rights-of-way 

Our customers


Hosting companies

Public sector


Terralpha, an SNCF Réseau subsidiary, is deploying
secure, ultra-high-speed, low-latency presence
throughout France.