Investor profile for Riot Ventures: stage-based planning range, investment stages, sector focus, portfolio companies, sources, and verification status. Part of the Venture Capital Tracker directory.

VC fund profile · evidence-aware directory data

Riot Ventures stages, portfolio and investment profile

Los Angeles venture investor focused on modernizing strategic industries including nuclear energy, aerospace, defense and infrastructure. Its disclosed portfolio includes Valar Atomics and Endurance Energy.

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Stage-based planning range

$1M–$10M

This is a planning range inferred from stage coverage, not a firm-disclosed check size.

Methodology: Stage bucket inferred from the rounds a fund leads or invests in.

No firm-specific check-size disclosure is recorded.

Source link not recorded Confidence: 25% Verified: October 29, 2026 View methodology

Investment stages

Leads: Not recorded

Participates: Seed, Series A, Series B, Growth

Sector focus

deep-tech · defense-tech · climate-tech

Geography

Los Angeles, California

Founded Not recorded

Fund size / AUM

Not recorded

A separate fund-size evidence record is not yet available.

Portfolio in our directory

2

Linked startup profiles

Recent tracked investment

Not recorded

No dated round explicitly links this fund.

Rounds they lead

Rounds they invest

Seed Series A Series B Growth

Last verified: 2026-10-29. Check-size evidence is labeled by basis so planning estimates are not presented as firm disclosures.

By Venture Capital Tracker

Last updated:

Editorial note: AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.