CORPORATE VENTURE · US

Microsoft

Strategic AI investor — OpenAI, Mistral AI, Inflection, Hugging Face.

🔗 Website ↗

📊

Portfolio

1

💸

Total deal flow

$173B

🦄

Unicorns

1

📅

Founded

1975

Investment activity by year

2021 → 2026

$1B

1

'21

$10B

1

'23

$40B

1

'25

$122B

1

'26

Sector focus

By portfolio category

Geographic focus

By portfolio HQ

US 1

Co-investors

Shared rounds

Coatue Management

Altimeter Capital

Recent investments

4 latest

Date	Startup	Round	Amount	Role
Mar 31, 2026	OpenAI	Series E	$122B	Follow
Mar 31, 2025	OpenAI	Series D	$40B	Follow
Jan 23, 2023	OpenAI	Series C	$10B	LEAD
Jan 1, 2021	OpenAI	Series B	$1B	LEAD

Portfolio companies

1 tracked

OpenAI

Creator of ChatGPT, GPT-4, and the leading frontier AI lab.