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Kai Stubbe, Angel Investor

Kai Stubbe

Angel Investor

Bad Honnef Am Rhein, Germany

Kai Stubbe is a seed investor in Bad Honnef Am Rhein focused on Marketing and Health Care. Kai was born in Germany in 1985. He did his Bachelor degree in Germany, Chile and Australia and is pursuing a part-time MBA at Loyola Marymount University. Kai worked for KPMG Advisory in Germany and Mercedes Benz Auto Finance in Beijing, China. Kai is Co-Founder of Trolion Inc., an AI location based service provider developing an innovative andcomprehensive marketing and business intelligence platform for the consumer and retail market. Kai is also Founder of the non profit organization Alpha Kai that is changing the interaction between students on campuses and groups of common interest.

Total investments:
2
Lead investor:
0%

Last updated:

Industries Kai Stubbe invests in

MarketingHealth CareMarketing Automation

Stages Kai Stubbe invests in

SeedPre-Seed

Countries Kai Stubbe invests in

Germany

Contacts

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Investment Focus

Industry

  • Marketing 1 (50%)
  • Health Care 1 (50%)
  • Marketing Automation 1 (50%)

Stage

  • Seed 1 (50%)
  • Pre-Seed 1 (50%)

Investments

CompanyDescriptionRoundLinks
Caidera automates marketing and communication processes in pharma, medtech, and healthcare. $300K / Pre-Seed / Nov 07, 2025
CRYO focuses on delivering non-invasive wellness and recovery treatments using extremely low temperatures to stimulate physical recovery, circulation, metabolism, pain relief, beauty enhancement, and overall wellbeing. The company combines cryotherapy with complementary wellness treatments to create a complete recovery and performance ecosystem. Seed

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Big Data
Video Games
Clean Energy
Google
Construction
Hospitality
EdTech
Consumer
Artificial Intelligence
Local
Enterprise Software
Platforms
Travel
InsurTech
Oil and Gas
Retail
Social Impact
Cryptocurrency
Film
Payments
Photography
Email
CleanTech
Energy
Marketplace
SaaS
Restaurants
Organic Food
Fitness
Machine Learning
Health Care
Agriculture (AgTech)
Gaming
Facebook
Blockchain
B2B
Social Network
Education
Wellness
Medical Device
Mobile
Sports
Legal
Automotive
eSports
Biotechnology
Software
Renewable Energy
Theatre
Crowdfunding
Recruiting
Web3
Medical
Infrastructure
Beauty
Fashion
Venture Capital
Social
LGBT
Cannabis
Climate
Celebrity
Wine and Spirits
Food and Beverage
Publishing
Life Science
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Music
Real Estate
Sporting Goods
Art
Digital Media
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Manufacturing
Finance
Financial Services
Social Media
Franchise
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FAQ

What does Kai Stubbe invest in?

Kai Stubbe invests primarily in Marketing, Health Care and Marketing Automation startups, most often at Seed and Pre-Seed stage. Most of the 2 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

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Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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