Startup · Switzerland
Stellar Alpina
HQ Dübendorf, SwitzerlandFounded 20261-10 employeesUpdated
Stellar Alpina develops modular lunar landers and the RDRE propulsion modules that power them, combining rapid hardware iteration with a scalable platform approach for reliable missions from Earth orbit to the Moon.
Funding2 rounds · $4.5M
- Equity raised
- $4.5M
- Debt, secondaries & grants
- ~$183K
- Latest
- ~$183KGrant · Sep 4, 2026
| Announced | Stage | Amount | Valuation | Lead investors | Other investors | Confidence |
|---|---|---|---|---|---|---|
| Sep 4, 2026 | Grant | ~$183K | — | Venture Kick | — | Reported |
| May 28, 2026 | Pre-Seed | $4.5M | — | Founderful | — | Reported |
- GrantLed by Venture Kick~$183KSep 4, 2026
- Pre-SeedLed by Founderful$4.5MMay 28, 2026
Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.
Capabilities1
| Technology | Role | Maturity | TRL | Notes | Confidence |
|---|---|---|---|---|---|
| Space, launch and counterspace | Developer | — | — | classify_sectors run 37, haiku, taxonomy 2026-10-18b: Develops modular lunar landers and RDRE propulsion modules for lunar and orbital missions, with no defense use stated. | Reported |
- Developerclassify_sectors run 37, haiku, taxonomy 2026-10-18b: Develops modular lunar landers and RDRE propulsion modules for lunar and orbital missions, with no defense use stated.—Reported
Maturity and TRL describe this organization's work; the field-wide maturity is on each technology's page.
People3
| Person | Role |
|---|---|
| Patrick Egli | Co-Founder |
| Rick Röthlisberger | Founder |
| Victor Elliesen | Co-Founder |
Sources4
Profile2
- 1
Sixth-Domain · Supports Organization · country, Organization · kind
“{"country": "Switzerland", "hq_iso2": "CH", "id": "84c4d416-b8a0-4104-a396-a4663db90588"}”
- 2CompanyStellar Alpina
Stellar Alpina · Supports Organization · description, Organization · linkedin url, Organization · name, Organization · website
“Stellar Alpina develops modular lunar landers and the RDRE propulsion modules that power them, combining rapid hardware iteration with a scalable platform approach for reliable missions from Earth orbit to the Moon.”
Funding1
- 3
LinkedIn · Supports Funding round, Organization · employee range, Organization · founded year, Organization · hq city, Organization · hq region, Organization · ownership, Role
“funding round: Pre Seed Round, 2026-05-28, USD 4,500,000, lead: Founderful”
People1
- 4NewsStartup Monday: Latest tech trends & news happening in the global startup ecosystem (Issue #201…
ifundlab.medium.com · Supports Role
“Stellar Alpina was founded in 2026 by Rick Röthlisberger, Simi Y.”
Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.