What remains undisclosed?

Comparable check range, ownership target, reserves allocation, decision speed and a universal board policy remain undisclosed unless explicitly stated above.

Air Street Capital

Undisclosed; no standardized first-check range is published in the reviewed sources. · pre-seed, seed, series-a · Europe and North America

AI-first specialist investing as early as possible across Europe and North America, with deep technical research and company-building involvement.

Tier 3aiseed

Visit / pitch Official site Open in the live directory

Key facts

Fund size	$232M Fund III (2026)
Stage	pre-seed, seed, series-a
Typical first check	Undisclosed; no standardized first-check range is published in the reviewed sources.
Sectors	ai, software, science, defense, deep-tech
Geography	Europe and North America
Status	open

Always confirm on the official page before applying — dates and terms change.

Background

AI-first specialist investing as early as possible across Europe and North America, with deep technical research and company-building involvement. The reviewed sources distinguish disclosed facts from comparable economics that remain private.

How the application really works

No dedicated public pitch route was confirmed. Use the official team page to identify a relevant investor and seek a trusted introduction without inferring private contact details.

Tips

Lead with explicit fit for pre-seed, seed, series-a and Europe, North America.
Use the official portfolio and team pages to choose the most relevant route.

Watch out for

Quoting an uncited check, ownership target, or decision time as firm policy.
Sending an undifferentiated pitch outside the published thesis.

Track record

Official Fund III announcement names Synthesia, Black Forest Labs, Sereact, Profluent, Delian and Poolside.

No comparable acceptance or investment-rate statistic is published.

Investment thesis

Back AI-first companies early and iterate with founders on product, market and technology strategy.

How to reach them

Target a relevant current investor through a trusted introduction.

Notable portfolio

SynthesiaBlack Forest LabsPoolsideSereactProfluent

Frequently asked questions

What stage does the firm invest at?: pre-seed, seed, series-a
What is the latest disclosed fund or capital base?: $232M Fund III (2026).
What check size does it write?: Undisclosed; no standardized first-check range is published in the reviewed sources.
Where does it invest?: Europe and North America
How can a founder approach the firm?: No dedicated public pitch route was confirmed. Use the official team page to identify a relevant investor and seek a trusted introduction without inferring private contact details.
What remains undisclosed?: Comparable check range, ownership target, reserves allocation, decision speed and a universal board policy remain undisclosed unless explicitly stated above.

Related venture funds

1517 FundNot publicly disclosed in the reviewed sources. · Global Founders Inc (f.inc) FundNot publicly disclosed in the reviewed sources. · Global Bloomberg BetaNot publicly disclosed in the reviewed sources. · Global Cowboy VenturesNot publicly disclosed in the reviewed sources. · Global FloodgateNot publicly disclosed in the reviewed sources. · Global True VenturesNot publicly disclosed in the reviewed sources. · Global

Sources

www.airstreet.com — Official portfolio and outcome evidence. (checked 2026-08-10)
press.airstreet.com/p/fund-iii — Latest comparable public capital evidence. (checked 2026-08-10)