Skip to content
Single Family OfficePuts its own capital into companiesLAST VERIFIED Oct 2026 · 1 SOURCES

K & S W Invest GmbH

Private family office of Klaus and Susanne Würtenberger in Öhningen-Wangen; seed and early-stage co-investor in German-speaking life science companies.

USEFUL FOR Founders · Co-investors

Family & background

FAMILY
Würtenberger
HEADQUARTERS
Öhningen-Wangen, Germany
FOUNDED
2011

Investment approach

GEOGRAPHY
GermanyAustriaSwitzerland
STAGES
Pre-SeedSeed
ROUTES
Companies (own capital)
STRATEGIES
Venture capitalDirect investments
INBOUND
Accepts submissions

Overview

K & S W Invest GmbH is the private family office of Klaus and Susanne Würtenberger, run alongside Klaus Würtenberger's consultancy K & S W Consult in Öhningen-Wangen on Lake Constance. It acts as a seed and early-stage investor in selected life science start-ups and companies from the German-speaking region. It prefers co-financing alongside established German lead investors and cites cooperation with High-Tech Gründerfonds, MBG Baden-Württemberg and KfW.

Investment thesis

Seed and early-stage investor in selected life science start-ups and companies from the German-speaking region, preferring co-financing with well-known German lead investors.

People

  • Klaus Würtenberger
    Principal · source
  • Susanne Würtenberger
    Principal · source

Frequently asked questions

K & S W Invest GmbH is a single family office based in Öhningen-Wangen, Germany, founded in 2011.

K & S W Invest GmbH invests on behalf of the Würtenberger family.

K & S W Invest GmbH invests its own capital into companies. Its stated asset mix includes venture capital and direct investments.

K & S W Invest GmbH invests at Pre-Seed and Seed stages in Biotech & Life Sciences and HealthTech.

Key people at K & S W Invest GmbH include Klaus Würtenberger (Principal) and Susanne Würtenberger (Principal).

K & S W Invest GmbH states that it accepts submissions.