Investors / Germany / Rheingau Founders
Rheingau Founders
Venture capital · Berlin, Germany · Europe
Rheingau Founders is a Berlin-based early-stage venture fund that invests in startups, with a strong track record in B2B tech. It supports founder teams with capital, network and operational know-how, typically investing EUR 200k to EUR 1.5m initially and up to EUR 3m per venture.
Invests inHealthcare & Biotech
In its own wordsb2bsaasmarketplacesdigital healthinsurtechproptech
Your fit with Rheingau Founders
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsRheingau Founders lists 39 checked portfolio companies on its own site. Its largest themes are Healthcare & Biotech (21%), Fintech (14%) and E-commerce & Marketplaces (13%). 71% of its companies are based in Germany. It invests most often alongside Mountain Partners, Y Combinator and HOWZAT Partners.
No funding round on record names Rheingau Founders yet, so the figures come from its portfolio page.
Round figures show recent activity, not Rheingau Founders' whole history. Rounds on record name 0 companies; its own site lists 39. Funding rounds are complete from mid-2025, so counts and the yearly trend undercount a firm that invested before then. The portfolio, themes and places come from its own site and are not affected.
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| Healthcare & Biotech | 21% | 15% |
| Fintech | 14% | 12% |
| E-commerce & Marketplaces | 13% | 6% |
| AI & Machine Learning | 11% | 18% |
| Enterprise Software | 9% | 8% |
| Cybersecurity | 7% | 4% |
| Legal & Compliance | 5% | 2% |
| Real Estate & Construction | 4% | 3% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Mountain Partners | 11 |
| Y Combinator | 3 |
| HOWZAT Partners | 2 |
| HV Capital | 2 |
| Inovo | 2 |
| Kaya VC | 2 |
| Market One Capital | 2 |
| Peak | 2 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 77th | 39 companies |
| Recent activity | 46th | 0 rounds in 12 months |
| Early stage | 54th | 0% of entries at pre-seed or seed |
| Evidence | 52th | 0% of companies confirmed by a round |
| Sector focus | 21th | 21% in its largest sector |
| Reach | 78th | 5 countries |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers3590%
- No longer answers00%
- Points to another company410%
- Parked or sold domain00%
A site that stops answering three checks in a row is counted as no longer answering; that is not proof of closure. A site that points to another company is often an acquisition.
Co-investor network
who it backs companies with, and who they back togetherAll co-investors or Compare portfolios with Mountain Partners
Compare Rheingau Founders head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Funds
from public registers and its sitePortfolio
39 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| Ada provides a control plane platform for efficient, data-driven AI infrastructure for production systems | AI & Machine LearningEnterprise Software | Portfolio page | ||
| Adaptyv provides automated lab services for protein validation and design | Healthcare & Biotech | Portfolio page | ||
| Akhetonics is building the RPU, the first Reasoning Processing Unit. | AI & Machine LearningCybersecurity | Portfolio page | ||
| Authologic verifies every user with the best available method automatically, from EUDI and Apple, Google & Samsung Wallet to biometrics and document-based verification. | CybersecurityFintech | Portfolio page | ||
| Billie provides a platform for B2B payments and offers various payment solutions for businesses | Fintech | Portfolio page | ||
| Booksy allows users to discover and book appointments with beauty and wellness professionals near them. | Healthcare & Biotech | Portfolio page | ||
| Customer Alliance provides a platform for hotels to manage guest reviews and feedback | Legal & ComplianceEnterprise Software | Portfolio page | ||
| The company provides construction analytics and dashboards | Real Estate & Construction | Portfolio page | ||
| The company automates product updates and keeps listings consistent for brands and retailers | E-commerce & Marketplaces | Portfolio page | ||
| Dstack is an open-source orchestration layer for AI workloads on heterogeneous accelerators. | AI & Machine LearningEnterprise Software | Portfolio page | ||
| The company builds technology that powers dignified care at home | Healthcare & Biotech | Portfolio page | ||
Food & AgricultureAI & Machine Learning | Portfolio page | |||
| Grab provides various services including rides, food delivery, financial services, and package delivery | FintechRobotics & Hardware | Portfolio page | ||
Healthcare & Biotech | Portfolio page | |||
| Humly provides space booking and desk sharing services with booking devices. | Real Estate & ConstructionEducation | Portfolio page | ||
| Itembase provides a platform for creating, launching, and growing successful eCommerce apps with integrations to various commerce systems. | E-commerce & MarketplacesFintech | Portfolio page | ||
| Jutro Medical provides primary healthcare services, including teleconsultations and in-person visits, as well as access to medical records and test results through an app. | Healthcare & Biotech | Portfolio page | ||
Industrial & Manufacturing | Portfolio page | |||
| Portfolio page | ||||
| Lindera provides digital solutions for fall prevention and movement analysis | Healthcare & Biotech | Portfolio page |
About this data
site last read 5 Nov 2026- Site
- rheingau-founders.com
- Last read
- 5 Nov 2026
- Watching since
- 5 Nov 2026
- Companies checked
- 39
Rates come from what VCinfo has observed since observation_start. Firms tend to remove companies that closed, so early rates understate reality. A company leaving a portfolio page does not mean it closed or exited. An unreachable site means our checks failed, nothing more.
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