27. April 2026

Planetary SA, a Swiss full-stack fermentation company has raised USD 28 million (CHF 16 million in equity and CHF 6 million in credit) in a Series A equity financing to supercharge its global fermentation platform, turning sugar into protein, fiber, and the future of food. The round was led by Radikal Capital and Oetker Ventures, with participation from, amongst others, Royal Cosun, arc investors, Green Generation Fund, and AgriFoodTech Venture Alliance, as well as existing investors Astanor Ventures and XAnge.

Walder Wyss has advised Planetary on this transaction. The team included Marion Bähler (Partner, Corporate/M&A), Ramona Wyss (Partner, Transactions/Regulatory), Fabienne Limacher (Partner, Tax) and Letizia Schlegel (Senior Associate, Corporate/M&A).