Pre-seed VC, US

Humba Ventures

Venture capital firm · San Francisco · Founded 2022

Quick read

Humba Ventures is a pre-seed and seed-stage VC firm founded in 2022, headquartered in San Francisco, CA. It backs founders in deep tech and hard sectors — nuclear reactors, surgical robots, drone swarms, industrial batteries, biotech — areas most generalist funds avoid. The firm manages a $40M fund and targets check sizes of $250K–$1M, aiming to bring in $2–3 from co-investors for every $1 deployed.

Key facts

Founded
2022
Founders
Leo Polovets, Anna-Sofia Lesiv
Employees
1-10
Sectors
hardware, ai, healthcare, climate
Website
humbaventures.com

Investment thesis

Humba backs pre-seed and seed-stage founders building in hard tech and critical national sectors — defense, nuclear, robotics, biotech, energy, and advanced manufacturing — where technical complexity keeps most VCs away. Check sizes run $250K–$1M with a goal of catalysing $2–3 in follow-on capital per $1 invested.

Recent activity

  • May 2026investment
    Invested in Furientis, an aerospace and defense company, marking Humba's most recent portfolio addition per PitchBook. pitchbook.com
  • Dec 2024fundraise
    Closed a $40M fund dedicated to deep tech and hard sectors including defense, robotics, energy, and biotech. linkedin.com
  • 2024product
    Launched the Deep Tech Fellowship, a compensated 5-week part-time program embedding scientists and engineers directly into Humba's investment process. humbaventures.com
  • Oct 2023investment
    Invested in Danti, an AI-powered geospatial search platform serving the U.S. Space Force and National Geospatial Intelligence Agency. danti.ai
  • 2023investment
    Invested in Antares Industries' $8M seed round — Antares builds micro-sized nuclear reactors targeting remote off-grid and defense markets. antaresindustries.com
  • 2023leadership
    Anna-Sofia Lesiv joined as a partner, bringing prior experience from 8VC and Founders Fund; she authors the Foundations & Frontiers newsletter at Contrary Capital and Humba's How It's Built series. startupintros.com

Notable investments

Key people

Named individuals at the firm. We don't expose direct email or phone — use their LinkedIn for outreach.

  • Leo Polovets · General Partner
    LinkedIn
  • Anna-Sofia Lesiv · Partner

Sources

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Frequently asked

What is Humba Ventures?+

Humba Ventures is a pre-seed and seed-stage VC firm founded in 2022, headquartered in San Francisco, CA. It backs founders in deep tech and hard sectors — nuclear reactors, surgical robots, drone swarms, industrial batteries, biotech — areas most generalist funds avoid.

Where is Humba Ventures headquartered?+

Humba Ventures is headquartered in San Francisco, United States.

When was Humba Ventures founded?+

Humba Ventures was founded in 2022 by Leo Polovets, Anna-Sofia Lesiv.

What sectors does Humba Ventures invest in?+

Humba Ventures focuses on hardware, ai, healthcare, climate. They primarily invest in these sectors.

How do I prepare for a meeting with Humba Ventures?+

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Generated by briefthecall.com from public web sources. Last updated June 5, 2026. Each claim is linked to its source above.

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