Startup profile for Crux: what they do, why they are interesting, stage (See coverage), industries, and links to our funding articles. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

Crux

Marketplace and infrastructure for transferable clean-energy tax credits.

Stage

See coverage

Status

private

Coverage

full

Why Crux is interesting

IRA-era tax-credit liquidity layer — a16z led A; Lowercarbon led oversubscribed B.

Key facts

  • Series B (2025): $50M led by Lowercarbon Capital; a16z participated (Crux blog)
  • Series A (2024): $18.2M led by a16z (Crux press)
  • Co-investors: Lowercarbon Capital (lead B), Ardent Venture Partners not in VCT directory
  • VCT directory co-investors: none mapped (non-directory syndicates noted above); reviewed 2026-07-24

Investors in our directory

Funds linked from Crux's profile — open a fund page for stage focus and related deal articles.

Industries

Enterprise SaaS

Industry hub pages are rolling out from our fund-derived baseline taxonomy.

FAQs about Crux

Funding context and why this company shows up in venture coverage.

Crux is listed among Andreessen Horowitz (a16z) investments on a16z’s public investment list.
We track a16z-backed companies that are strategically relevant for founders and investors following AI, American Dynamism, crypto, bio, and enterprise software.

Last updated: 2026-07-24