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# Swissto12 opens Switzerland's largest satellite integration facility
- URL: https://sovereigntymonitor.eu/news/2026-03-19-swissto12-satellite-integration-facility/
- Published: 2026-03-19T12:00:00.000Z
- Updated: 2026-09-01T10:50:56.000Z
- Description: Swissto12 opened a new 1,000 square metre satellite integration cleanroom in Renens, funded through a EUR 73 million ESA HummingSat programme investment, adding domestic capacity to build small geostationary satellites.
- Author: Reidar Balstad
- Tags: Industry, investment and R&D, Defence and space, #news, #verified

Verified [Swissto12 press release, 19 March 2026](https://swissto12.com/swissto12-opens-switzerlands-largest-satellite-integration-facility/?ref=sovereigntymonitor.eu)

**What it does not test.** This does not establish that the facility has shipped a satellite or that every order on Swissto12's books will be built there.

**How this item counts.** Towards autonomy: it changes who made the parts. Binding 3 of 3 (in force or operating), scale 2 of 3 (medium), Verified counts in full: weight +6 of 36 possible. Swiss satellite-build cleanroom opened and operating, national capacity added. [European Sovereignty Index](https://sovereigntymonitor.eu/sovereignty-index/)