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201 Ventures

European defense-tech-focused venture capital firm run by Eric Slesinger; portfolio includes Isembard, Polar Mist, and Delian Alliance Industries. (The prior claim that Helsing is a portfolio company was independently verified and refuted -- removed.)

Madrid-based European defense-tech VC founded by Eric Slesinger (ex-CIA, ex-8VC), who began building the firm around October 2023 and publicly launched with a $22M debut fund in April 2025, backed by the NATO Innovation Fund. Backs pre-seed and seed founders working on 'gray zone' technologies: maritime drones, hypersonics, subsurface mapping, and surveillance systems. Portfolio includes Statecraft, Stark, Onodrim, Agon, Zydro, CX2, Polar Mist, Arctic Research & Development, Isembard, Andrenam, Deep Earth, Hypersonica, Ionlace, and Delian Alliance Industries.

Overview

Firm
201 Ventures
Headquarters
Madrid, Spain
Founded
2023
AUM
$22M (Fund I, publicly launched April 2025); a second fund of up to ~$35M was reported to be in market as of mid-2026
Stages
Pre-Seed, Seed
Thesis
Advance freedom and autonomy in Europe by backing pre-seed and seed companies leaning into technical risk and ambition: 'when we make a bet, we go all in.'

Portfolio companies11

Partners0

No linked records yet.

Frequently asked

What is 201 Ventures?
Advance freedom and autonomy in Europe by backing pre-seed and seed companies leaning into technical risk and ambition: 'when we make a bet, we go all in.'
How much does 201 Ventures manage?
201 Ventures manages $22M (Fund I, publicly launched April 2025); a second fund of up to ~$35M was reported to be in market as of mid-2026 in assets, and was founded in 2023.
What stages does 201 Ventures invest at?
201 Ventures invests at Pre-Seed, Seed.

Tags

Sources & citations7

Each claim links to its underlying source. Confidence reflects how directly the source supports the claim.

  1. 1

    201 Ventures' own site lists its portfolio, which does not include Helsing.

    201 Ventures: 201 Ventures
    Verified2026-08-08
  2. 2

    201 Ventures, founded by Eric Slesinger, publicly launched with a $22 million debut fund backed by the NATO Innovation Fund.

    NATO Innovation Fund: NATO Innovation Fund-backed 201 Ventures launches to advance freedom and autonomy in Europe
    Verified2025-04-25
  3. 3

    201 Ventures targets 'gray zone' defense technologies including maritime drones, hypersonics, subsurface mapping, and surveillance systems.

    TechCrunch: This American VC is betting on European defense tech; that's still very unusual
    Verified2025-05-12
  4. 4

    Eric Slesinger said he spent the 18 months before April 2025 building 201 Ventures, dating the firm's founding to around October 2023.

    Eric Slesinger (X/Twitter): 201 Ventures launch announcement
    Verified2025-04-14
  5. 5

    201 Ventures' own portfolio page lists Stark, Onodrim, Agon, Zydro, and CX2 among its portfolio companies

    201 Ventures: 201 Ventures Portfolio
    Verified2026-08-11
  6. 6

    201 Ventures' portfolio includes Arctic Research & Development, a UK/US company building high-latitude autonomy hardware and software for defense, government, research, logistics, and energy clients in the Far North.

    201 Ventures: 201 Ventures — Portfolio
    Verified2026-08-08
  7. 7

    201 Ventures' own portfolio page lists Andrenam (andrenam.com) among its portfolio companies.

    201 Ventures: 201 Ventures Portfolio
    Verified2026-08-11