HEARTFELT
VC Fund
Berlin, Germany
HEARTFELT is a VC fund in Berlin focused on Software and Artificial Intelligence. HEARTFELT is Europe’s earliest-stage VC. They support and partner with the most pre-seed startups.
- Total investments:
- 29
- Last investment:
- Lead investor:
- 7%
Last updated:
For AI agents: llms.txt
Industries HEARTFELT invests in
Stages HEARTFELT invests in
Countries HEARTFELT invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Round size
- Seed
- $540k–$8.9M
- Pre-Seed
- $702k–$2.2M
Investment Focus
Industry
- Software 10 (34%)
- Artificial Intelligence 7 (24%)
- SaaS 5 (17%)
- B2B 3 (10%)
- Health Care 3 (10%)
Stage
- Pre-Seed 19 (66%)
- Seed 8 (28%)
- Convertible Note 1 (3%)
- Venture - Series Unknown 1 (3%)
Country
- Germany 7 (24%)
- United Kingdom 6 (21%)
- France 2 (7%)
- Lithuania 2 (7%)
- Italy 1 (3%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Joerg Rheinboldt
General Partner
|
General Partner | Total investments: 27 | Find email | |
Laurent Kaestli
Coach/Mentor
|
Coach/Mentor | Total investments: 0 | Find email | |
Onur Can
Investor
|
Investor | Total investments: 1 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Asynchronics is an open-source platform for high-fidelity digital twins, aimed at accelerating spacecraft system development. | Pre-Seed / Jun 24, 2025 | ||
| Kiin Bio operates as an AI-native platform that unifies drug discovery tools. | $2.2M / Pre-Seed / Jun 05, 2025 | ||
| Dojo AI is pioneering the Marketing Operating System (MOS) category, providing challenger brands with enterprise-grade marketing infrastructure. Its proprietary technology combines real-time market intelligence, specialized AI agents, and automated workflow orchestration in one unified platform.The Dojo MOS enables marketing teams to run theirentire operation - from market research and strategy to content creation and campaign execution - through a single, intelligent system. The platform features a proprietary graph engine for real-time market intelligence, marketing-specific language models, and autonomous AI agents trained for specialized marketing tasks.Built for challenger brands looking to compete more effectively, Dojo eliminates the need for multiple point solutions and reduces dependency on external agencies. The platform continuously learns and optimizes, providing companies with compounding advantages as they scale their marketing operations. | $1M / Pre-Seed / Jun 03, 2025 | ||
| LovOn is a provider of an AI-powered bonding platform for couples | $850K / Pre-Seed / May 29, 2025 | ||
| ReportAId is a artificial intelligence company that provides health data for medical reports that is used by patients, doctors, hospitals. | $2.5M / Pre-Seed / May 06, 2025 | ||
| Unosecur is an agentless identity security platform that overlays existing cloud, SaaS, identity provider, and on-prem infrastructure, complementing your existing identity stack. Unosecur’s Unified Identity Fabric is a live data model that brings every identity into a single operational view, including ownership, permissions, activity, and accesspaths.Tenant provisioning takes 15 minutes, integrations are agentless, and findings start appearing at runtime. The Unosecur platform runs working capabilities across discovery, posture, access governance, threat detection, AI agent security, and identity compliance. | $5M / Seed / Apr 09, 2025 | ||
| CROWN is modernizing procurement negotiations through ethical eAuctions. | $2.1M / Pre-Seed / Feb 04, 2025 | ||
| ginkgo is the digital platform for holistic compensation packages starting with company pension plans (bAV). | $1.7M / Pre-Seed / Jan 31, 2025 | ||
| At Regascold, we envision a world where industrial cooling is both efficient and environmentally friendly. We are turning this vision into reality by tapping into an untapped cold source from the regasification of liquefied gas. Our patented technology recycles this otherwise wasted cold, allowing it to cool industrial systems without relying ontraditional electric cooling. This significantly reduces energy consumption and CO2 emissions by utilizing otherwise wasted cold energy. | $103.1K / Convertible Note / Jan 03, 2025 | ||
| LIMATICA provides the new standard for cell aging. Like a "stethoscope" for battery cells - listen, analyze, react.Currently, the cell aging process (quality measurement) of a battery cell takes 5-14 days. This is not just long-lasting but also quite resource intensive. At Limatica, we are tackling this challenge with an innovative,passive and save measurement method. Our approach is not only decreasing processing time by >95% but also creating data points, which have never been able to collect. This will help to understand root-causes of micro defects and thus, let us decrease scrap-rate. | $1.5M / Pre-Seed / Dec 11, 2024 | ||
| See all 29 investments → | |||
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FAQ
What does HEARTFELT invest in?
HEARTFELT invests primarily in Software, Artificial Intelligence and SaaS startups, most often at Pre-Seed and Seed stage. Most of the 29 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is HEARTFELT's check size?
HEARTFELT typically joins rounds of $540k–$8.9M at Seed and $702k–$2.2M at Pre-Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds HEARTFELT participates in.
How do I contact HEARTFELT?
Public channels for HEARTFELT include LinkedIn and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at HEARTFELT?
The team at HEARTFELT includes Joerg Rheinboldt (General Partner), Laurent Kaestli (Coach/Mentor) and Onur Can (Investor). The Team section lists each member with their title, investment count and links.
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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