How much did Stellar Alpina raise?

Stellar Alpina raised $186K at Debt, announced 4 September 2026.

Who founded Stellar Alpina?

Rick Röthlisberger is Co-founder of Stellar Alpina.

What does Stellar Alpina do?

Stellar Alpina operates in Robotics & Hardware and is based in Switzerland.

FundedStartupsDaily / Robotics & Hardware / Stellar Alpina

Stellar Alpina raises $186K

Stellar Alpina announced a Debt round of $186K on 4 September 2026. The company operates in Robotics & Hardware and is based in Switzerland. It was founded by Rick Röthlisberger, Co-founder. Announced 45 days ago.

Raised

$186K

Stage

Debt

Industry

Robotics & Hardware

Country

Switzerland

Founder

Rick Röthlisberger

Co-founder, Stellar Alpina

LinkedIn profile stellaralpina.com

Outreach angles

-Rothlisberger and his co-founders emerged from ARIS, the Academic Spaceflight Initiative Switzerland, in 2024 to commercialize rotating detonation rocket engine technology.
-The team's engines use continuously rotating, supersonic combustion waves to generate thrust, aiming for smaller, lighter alternatives to conventional propulsion.
-The new 160,000 euro Venture Kick award funds testing infrastructure and hotfire campaigns toward Stellar Alpina's first flight engine, following an earlier 3.8 million euro raise in May 2026.