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Brian Rosenzweig

Investor

Partner at Joule Ventures · Board director at Arnica

Atlanta, Georgia

Writes $1M – $3M checks · typically $10M

Find your path to Brian

16 people in our graph share verified history with Brian — schools, employers, funds. One of them is your warm intro.

Dafna Winocur BiranunlockedBrian: together at Joule Ventures (2018–2026)
Brian: together at Joule Ventures
×3Brian: together at Arnica
×2Brian: together at Newsbound

About

Brian, a bi-cultural U.S.-born operator-investor embedded in Israel’s innovation ecosystem, advises Israeli founding teams on product–market fit and North American go-to-market, having led market entry for 45+ portfolio companies.

Contact· self-published, not guessed

Invests in

AI & Machine LearningCybersecurityEnterprise SoftwareFintechSaaS

Board director at Arnica

Intro paths

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In turn, Brian can intro founders to Arnica's investors below.

Arnica's investors · 2

First Rays Venture PartnersSan Francisco · since 2021Joule VenturesTel Aviv · $1M – $3M checks · since 2021

Co-founders at Arnica

EMEran Medan
Eran MedanSecretary and Chief Technology Officer
MDMoshe Dahan
Moshe DahanExecutive Officer, Director
NV
Nir VeltmanExecutive Officer, Director

Experience

  1. Joule VenturesCo-Founder | Partnercurrent2009 — presentGreater Atlanta Area
  2. NewsboundBoard Membercurrent2025 — presentTel Aviv, Israel
  3. CorbelBoard Membercurrent2023 — presentTel Aviv, Israel
  4. acsenseBoard Membercurrent2022 — presentRa'ananna, Central, Israel
  5. Arnica.ioBoard Membercurrent2021 — presentAtlanta, Georgia, United States
  6. Lingacom LtdBoard Membercurrent2014 — presentTel Aviv, Israel
  7. PyntBoard Member2023 — 2026Tel Aviv, Israel

Skills & more

Venture Capital86Angel Investing71Investor Relations21Start-ups99Entrepreneur7Venture Financing34Entrepreneurship99Israel investing3Super Angel Investing7Israeli Technology9Early Stage Venture Funding5Technology8

Languages English · Hebrew

From Brian's professional profile.

Investments

Investor

acsenseArnicaDarilliumPynt

Per curated public sources.

Colleagues at Joule Ventures

Dafna Winocur Biran
Partner at Joule Ventures
Daniel Frankenstein
Partner at Joule Ventures

Network2

Amit Sridharan
General Partner at First Rays Venture Partners
Dafna Winocur Biran
Partner at Joule Ventures

Investors connected to Brian in public investor directories — a warm-intro map.

Frequently asked questions

Who is Brian Rosenzweig?
Brian, a bi-cultural U.S.-born operator-investor embedded in Israel’s innovation ecosystem, advises Israeli founding teams on product–market fit and North American go-to-market, having led market entry for 45+ portfolio companies.
Where does Brian Rosenzweig work?
Brian Rosenzweig is Partner at Joule Ventures and Board director at Arnica.
What does Brian Rosenzweig invest in?
Brian Rosenzweig invests in AI & Machine Learning, Cybersecurity, Enterprise Software, Fintech, SaaS.
What check size does Brian Rosenzweig write?
Brian Rosenzweig typically writes checks of $1M – $3M.
What companies has Brian Rosenzweig invested in?
Investments tracked here include acsense, Arnica, Darillium, Pynt.
Where did Brian Rosenzweig go to school?
Brian Rosenzweig studied at Indiana University Bloomington (B.A., Journalism, Jewish Studies).

Same school

Shared employers