
Chalfen is a seed to Series B stage investment firm based in London, United Kingdom. It has made 20 investments, with focus areas including AI, PropTech, Data & Analytics, Biotech & Life Sciences, Travel & Hospitality, Developer Tools, Crypto & Web3, Logistics & Supply Chain, Construction, Education, Enterprise Software. Deal activity increased 67% year-over-year (5 deals in the last 12 months). Their most common stage is series-a (55% of deals). Average disclosed round size is $17.9M (across 20 rounds with reported amounts).
Portfolio
20
Fund Size
$300M
Top Stage
Series A
Last 12 Mo
5
Team
MC
Mike Chalfen
Cofounder and CEO
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
20 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| SSurrealDB | Series A | $23M | Feb 2026 |
| Series A | $8.8M | Jan 2026 | |
| Series A | $30M | Nov 2025 | |
| UUpciti | Series A | $20M | Oct 2025 |
| Seed | $3.6M | Aug 2025 | |
| KKraaft | Series A | $13M | Jan 2025 |
| Seed | $3M | Dec 2024 | |
| Series A | $15M | Nov 2024 | |
| Seed | $3M | Sep 2023 | |
| Seed | $3.8M | Sep 2023 | |
| UUpciti | Series A | $7.5M | Jul 2023 |
| Series A | $25M | Jan 2023 | |
| Series A | $11M | Aug 2022 | |
| RReveal | Series A | $50M | Apr 2022 |
| Series A | $30M | Apr 2022 | |
| Series B | $50M | Dec 2021 | |
| SSedna | Series B | $34M | Jul 2021 |
| Seed | $9.5M | — | |
| Seed | $8.3M | — | |
| Seed | $10M | — |
Top Co-Investors
Entrepreneur First4 shared
Insight Partners3 shared
Point Nine Capital2 shared
Dawn Capital2 shared
Index Ventures2 shared
Notion Capital2 shared
SuperSeed2 shared
Cardumen Capital2 shared
The Helm2 shared
Eight Roads Ventures2 shared
Speedinvest1 shared
CommerzVentures1 shared
Latitude1 shared
20VC1 shared
Headline1 shared
Kraken1 shared
Demeter1 shared
Brick & Mortar Ventures1 shared
OSS Capital1 shared
Stride.VC1 shared
Last updated: 8 March 2026