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Alyse Killeen

Solo GP · Los Angeles, CA

Alyse Killeen is a solo GP based in Los Angeles, CA focused on Climate & Energy, investing at pre-seed, seed stage. Alyse Killeen's most recent fund with a disclosed size, Stillmark II LP, filed a $36.1M offering with the SEC in Mar 2025. Estimated typical check: $350K–$1.1M. Alyse Killeen's latest dated investing activity was in Mar 2025.

Why Alyse Killeen is listed

Named as the only individual (Managing Director of the General Partner of the Issuer) on the Form D for Stillmark II LP, a $36.1M venture fund (Mar 2025). Also a non-executive director at 1 startup that filed Form D.

Source: SEC Form D: Stillmark II LP (Mar 21, 2025) · 1 more source

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Stages
Pre-seed, Seed
Typical check (est.)
$350K–$1.1M
Latest fund
$36.1M · Mar 2025
Latest dated activity
Mar 2025

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What does Alyse Killeen invest in?

Climate & Energy

What has Alyse Killeen invested in recently?

  • Stillmark II LP

    Invested through a fund

    Mar 2025

  • Satoshi Energy

    Board seat on the company's SEC filing (not by itself proof of an investment) · TX

    Nov 2023

Funds and deal vehicles Alyse Killeen filed with the SEC

  • Stillmark II LP

    Fund · $36.1M offering

    Mar 2025

Sources

Data refreshed from public sources Oct 15, 2026. Is this you? Remove or correct this profile.