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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,110 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsAarauSolarspar
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Solarspar

Summary

About the company

Solarspar is a non-profit association that plans, builds, finances and operates photovoltaic systems. Solarspar also supports renewable energy projects, international solar initiatives, research and advice related to PV installations.

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Products & services

Industry:Solar & Photovoltaics
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Photovoltaic Contracting
Planning, financing, construction and operation of rooftop PV systems; on-site self-consumption, sale of surplus electricity, and optional takeover of the installation at residual value.
Photovoltaics for Residential Buildings
Consulting, cost-benefit calculation, and construction, financing and operation of PV systems for apartment buildings and housing estates; individual electricity billing and arrangements for surplus power.
Photovoltaic Research Projects
Support and implementation of research and pilot projects in photovoltaics, including green roofs, alpine installations and new applications for solar energy.

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Location

Hintere Bahnhofstrasse 81
5000 Aarau
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:30
Tue
07:30 - 12:00, 13:30 - 17:30
Wed
07:30 - 12:00, 13:30 - 17:30
Thu
07:30 - 12:00, 13:30 - 17:30
Fri
07:30 - 12:00, 13:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Association
UID
CHE-107.418.217
Founded
2004 · 22 years
Last commercial register change
February 10, 2026
Employees
11 to 20

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