Investor

Air Street Capital

6 portfolio companies tracked · $1.26B in latest raises

Overview

1

  • Air Street Capital is a London-based venture capital firm focused on investing in AI-first companies. The firm backs entrepreneurs building artificial intelligence and machine learning technologies across various industries. Air Street Capital typically invests in early-stage startups with a particular emphasis on technical founders and deep technology innovations.

Stages

3

Pre-Seed Seed Series A

Sectors

5

Machine learning Artificial Intelligence Enterprise AI

Geographic focus

2

North America Europe

Portfolio companies

6

Companies from this investor’s TAAFT profile, ranked by latest known raise. Round details come from our company catalog.

Companies
6
Latest raises tracked
$1.26B
With round data
6
Stages seen
Series B ×2 Growth Round Series A Seed Series E
  • Stark

    Aerospace Technology · Germany

    $569M raised
    Growth Round Announced 8 investors AI-native
    Post-money
    $3.50B

    Announced 23 Jun 2026 · Leads: Founders Fund, Sequoia Capital

    Company Round details 1 tool in catalog
  • Black Forest Labs

    Artificial Intelligence · Germany

    $300M raised
    Series B Closed 34 investors 3 rounds AI-native
    Post-money
    $3.25B
    Employees
    55

    Announced 01 Dec 2025 · Leads: AMP, Salesforce.com

    Company 12 tools in catalog
  • Synthesia

    Artificial Intelligence · United Kingdom

    $200M raised
    Series E Announced 11 investors 7 rounds AI-native
    Post-money
    $4B
    Employees
    465

    Announced 26 Jan 2026 · Leads: Google Ventures

    Company 1 tool in catalog
  • Sereact

    Robotics · Germany

    $116M raised
    Series B Announced 8 investors 2 rounds AI-native
    Valuation
    $600M

    Announced 20 Jul 2026 · Leads: Headline

  • Alta Ares

    Aerospace Technology · France

    $54M raised
    Series A Announced 4 investors AI-native
    Valuation
    $350M

    Announced 09 Jun 2026 · Leads: Air Street Capital

  • Interloom

    Software Development · Germany

    $16.50M raised
    Seed Announced 3 investors AI-native
    Valuation
    $100M

    Announced 24 Mar 2026