Photovoltaics in
Diepoldsau

7 companies in Photovoltaics based in Diepoldsau — name and year of registration from the commercial register. The list below shows them all.

Companies

All 7 companies in Diepoldsau

Urs Spirig Heizung und Sanitär AG Logo

Urs Spirig Heizung und Sanitär AG

Since 2003 · 1–10 empl.5.0(3)

The core activity of URS SPIRIG Heizung und Sanitär AG is the planning, installation and maintenance of building technology systems, particularly in the areas of heating, plumbing, solar and ventilation.

PhotovoltaicsPlumbingHeatingSolar systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #1
i-TEC Schweiz AG Logo

i-TEC Schweiz AG

Since 2010 · 51–100 empl.5.0(2)

i-TEC Schweiz AG plans and installs electrical systems for industrial, commercial and residential buildings. Its services include photovoltaic systems, e-mobility solutions, safety and lighting systems, building controls, maintenance and repairs.

ElectricianElectrical installationsPhotovoltaic systemse-mobility solutions
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
wega & sunergy gmbh Logo

wega & sunergy gmbh

Since 2006 · 11–20 empl.

wega & sunergy gmbh provides project development, engineering, strategic consulting and project implementation for wind and photovoltaic projects, with services including site potential analyses, wind measurements (mast and LIDAR), yield assessments, permitting support, environmental impact studies and operation of solar partnership installations.

EngineerWind energy project development and consultingWind measurements and yield calculationsExpert reports for wind power plants
No score yet
Marco Bösch GmbH Logo

Marco Bösch GmbH

Since 2021 · 1–10 empl.

Photovoltaics
No score yet
SE

Sputnik Engineering International AG

Since 2009 · 1–10 empl.

Photovoltaics
No score yet
SA

Solvetica AG

Since 2025 · 1–10 empl.

Photovoltaics
No score yet
PG

PowerPack GmbH

Since 2025 · 1–10 empl.

Photovoltaics
No score yet

Photovoltaics in Diepoldsau

7PhotovoltaicsCommercial register (Zefix) · as of November 6, 2026
2010Median year of registrationCommercial register (Zefix) · as of November 6, 2026
300in the Canton of St. GallenCommercial register (Zefix) · as of November 6, 2026
4,043in SwitzerlandCommercial register (Zefix) · as of November 6, 2026
Locations

Photovoltaics in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 6, 2026