Joule Ventures
Built from this firm's Form D filings. The firm files no SEC adviser report.
- Website
- https://www.joulevc.com
- HQ
- NY
Joule Ventures is a venture firm that makes first investments in Israeli founders commercializing enterprise-grade solutions for U.S. markets. Co-founders Brian Rosenzweig and Daniel Frankenstein are partners at the firm. Its portfolio includes Reeco in hotel procurement, Corbel in AI sales for industrial equipment, ControlMonkey in cloud infrastructure automation, Perfect in AI recruitment, Rupert in business insights, Pynt in API security testing, and Coralogix.
01 · Says / Does
| Tag | Says | Does |
|---|---|---|
| Stages | Pre-seed, Seed | Not enough dated deals |
| Sectors | AI applications, Devtools, Cybersecurity, Data analytics, Enterprise SaaS, Fintech | Not enough dated deals |
| Regions | US | Not enough dated deals |
Says: what the firm's funds state. Does: from 0 dated deals in the last 24 months.
02 · Fund history
| Fund | Year | Size | Status |
|---|---|---|---|
| Joule Ventures V-A, L.P. Joule Ventures is a first-check, lead investor for pre-seed and seed Israeli founders building enterprise-grade solutions for U.S. markets, spanning DevOps, cybersecurity, fintech, AI, data enablement and software. Inferred from the firm's website | 2024 | $9.04M to $100M (Form D) | Open, writing first checks |
| Joule Ventures V, L.P. Joule Ventures is a first-check, lead investor for pre-seed and seed Israeli founders building enterprise-grade solutions for U.S. markets, spanning DevOps, cybersecurity, fintech, AI, data enablement and software. Inferred from the firm's website | 2023 | $51.63M to $100M (Form D) | Open, writing first checks |
03 · People across funds
- Brian Rosenzweig, Partner
Joule Ventures V-A, L.P. (Named on Form D); Joule Ventures V, L.P. (Named on Form D)
- Daniel Frankenstein, Partner
Joule Ventures V-A, L.P. (Named on Form D); Joule Ventures V, L.P. (Named on Form D)
04 · Recent deals
No dated deals found yet.
05 · Latest from the firm
No news from the firm's website yet.
06 · Sources
- https://www.joulevc.com
- https://www.joulevc.com/contact
- https://www.joulevc.com/news
- https://www.joulevc.com/team
- https://www.joulevc.com/
Fund dates and sizes are from SEC Form D filings.
Last verified: Oct 28, 2026