ARPA-E portfolio

ARPA-E has 5 portfolio companies on record at Recent Funding.

Website: arpa-e.energy.gov.

Type: Grant agency.

Portfolio on Recent Funding: 5.

Deals, last 12 months: 0.

About this page

It is a grant agency based in US. By category, its portfolio leans toward Climate and energy (4) and Robotics and hardware (1).

About ARPA-E

Firm type: Grant agency.

Headquarters: US.

Company	Round with ARPA-E	Total raised	Latest raise
TThea Energy Climate and energy	backer	$120M	May 27, 2026 Series B+
AAlice & Bob Robotics and hardware	backer	$104M	May 22, 2026 Series B+
MMarathon Fusion Climate and energy	backer	$5.9M	Jul 18, 2024 Seed
PPrinceton Critical Minerals Climate and energy	backer	undisclosed	—
TTandem PV Climate and energy	backer	$62M	Mar 4, 2025 Series A

Investors whose portfolios on Recent Funding center on the same category (Climate and energy).

How this is counted

Firm profile: Fundraising Fox Open Dataset v2026-09, CC BY 4.0. Track-record counts are theirs, not Recent Funding's.

Portfolio companies are the companies on Recent Funding with a round that lists ARPA-E, which is a subset of its real portfolio. API: /api/v1/investors/arpa-e (get a free API key). More: the most active VC firms and new venture capital funds.