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J2 Ventures | Brookhaven Fund

vc$250MCo-investsLeads rounds

◆ Fund Size

$250M

◆ Location

United States

◆ Links

◆ Share this fund

◆ Investment Thesis

Focus on early-stage investments in companies developing critical technologies at the intersection of technology, business and government.

◆ About J2 Ventures

J2 Ventures' Brookhaven Fund is a $250 million early-stage investment vehicle focused on dual-use technologies critical to both U.S. national security and commercial markets. The fund targets companies developing advanced computing, cybersecurity, communications, artificial intelligence, and healthcare technologies that can achieve commercial viability while strengthening national resilience.

◆ Sectors

Quantum ComputingCybersecurityGovtechMLOpsDigital Health

◆ Stages

seed

◆ Geography Focus

United States

◆ Tracked Investments

◆ Notable Investments

OuraAalyriaCodemetalApex SpaceMesa Quantum

◆ Traits

Leads rounds

Co-invests

◆ FAQ

What does Brookhaven Fund invest in?

Brookhaven Fund invests in Quantum Computing, Cybersecurity, Govtech, MLOps and Digital Health at the seed stage.

Which geographies does Brookhaven Fund focus on?

Brookhaven Fund focuses on United States, and is headquartered in United States.

Which startups has Brookhaven Fund backed?

Brookhaven Fund has 3 tracked investments on Fusion42, including Mesa Quantum, Arkenstone Defense and Sazabi.