BerninaSolar

BerninaSolar solar overview.

BerninaSolar is a proposed alpine photovoltaic installation near the Bernina Pass in Poschiavo, Graubünden. The project is being developed by BerninaSolar AG with Mountain Sun Technologies and is designed to make use of the strong solar resource at high altitude, including winter generation.PlanningSwitzerland

At a Glance

Technical capacity

14.8 MW

Mounting

Ground

Operator

Data coming soon

Country

Switzerland

Location

46.420°, 10.032°

Website

Official project page

Ownership

2 records

Share	Organisation	Role	Details	Period
Unknown		Project Company	Project company developing the proposed BerninaSolar alpine photovoltaic installation.	Current / not dated
Unknown		Developer	Developer providing alpine solar planning, technology selection and project management for BerninaSolar.	Current / not dated

Organisations

4 records

Organisations recorded as working on this asset or its project, and their role.

Organisation	Role	Details
	Project company and developerProject Company And Development	BerninaSolar AG is the project company developing the proposed alpine solar installation.
	Municipal site-rights counterpartyLease Award And Site Control	The municipality is the public land and surface-rights counterparty for the proposed BerninaSolar installation in Val Bügliet–Li Cüni.
	Alpine solar developerDevelopment And Asset Management	Mountain Sun Technologies develops BerninaSolar and provides alpine solar planning, technology selection and project management.
	Grid-connection infrastructure developerGrid Connection	Repower applied for the Cavaglia substation reinforcement. The associated grid infrastructure is distinct from the proposed solar installation.

Supplier registration

Contact page only

How suppliers get onto this project's radar: its standing register, supplier portal or contact route.

Supplier enquiries can be directed to the developer through its corporate contact details. This contact route covers its alpine solar portfolio.

Company-wide contact with the alpine solar developer; no project-specific supplier registration form.

Contact page

SourceChecked 29 Oct 2026

Capacity history

Recorded project capacity figures. Future-dated changes are shown but are not used as current capacity.

Effective	Capacity type	Capacity	Source
Current	Technical capacity	14.8 MW	Mountain Sun Technologies: BerninaSolar proposed DC peak capacity (MWp)

Wind [m/s]

Wave [m]