Photovoltaics in
Steinhausen

Trüsta Solar GmbH

Since 2003 · 1–10 empl.

Trüsta Solar GmbH plans and builds photovoltaic systems and helps customers optimise their use of self-generated solar power. Its services include self-consumption solutions for properties and neighbourhoods, automated billing for electricity, heat and hot water, and PV contracting with direct electricity supply.

Second Foundation Trading AG

Since 2023 · 101–500 empl.

Second Foundation Trading AG trades energy commodities, including electricity, gas and renewable energy products. It uses mathematical models, market expertise and technology-driven approaches in energy trading and to optimise energy output from wind, water and solar sources.

I&S Solutions AG

Since 2020 · 1–10 empl.·3.7(40)

I&S Solutions AG plans and installs electrical systems, building automation, and ICT and network infrastructure for residential, commercial, and industrial buildings. Its services also include maintenance and fault repair, electrical safety inspections, and photovoltaic and EV charging systems.

Pinetree Energy Bileca AG

Since 2026 · 1–10 empl.

Pinetree Energy Bileca AG operates in the energy sector, providing fuel supply and logistics, renewable energy project development, and consulting. Its services include project development, feasibility studies, financing advice, and operational oversight.

ECONOVOGROUP AG

Since 1972 · 1–10 empl.

Solar Impex GmbH

Since 2023 · 1–10 empl.

univolt Energiegenossenschaft

Since 2026 · 1–10 empl.