M12 portfolio
M12 (Venture capital) is known to hold 49 companies, 29 of them startups. 18 of them are hiring now, with 1,073 open roles. In the last 12 months rounds in the press named it 2 times (0 as the lead). Its companies closed 4 venture rounds in 12 months, raising $80M. Most of them work in AI Agents, Developer Tools, Machine Learning.
Companies M12 has invested in
Open roles at M12 portfolio companies
Senior Software Engineer - CTJ - TS/SCIMicrosoft · this month
ABS GTM Activation Manager, ASEANMicrosoft · this month
Government Cloud Investigations Analyst - CTJ - SecretMicrosoft · this month
Senior Machine Learning ResearcherArkose Labs · this month
Staff Software Engineer, Developer Automationd-Matrix · this month
Software Engineer/Sr. Software EngineerMicrosoft · this month
Physical Design Engineer IIMicrosoft · this month
Security ResearcherMicrosoft · this month
Security Research Engineer - Project PerceptionMicrosoft · this month
Principal Hardware Systems Engineer - StorageMicrosoft · this month
Research Intern - Security Research Group, Microsoft Research RedmondMicrosoft · this month
Critical Environment TechnicianMicrosoft · this month
Senior Data Center IT Support TechnicianMicrosoft · this month
Logistics TechnicianMicrosoft · this month
Sr. Software Engineer - CTJ - PolyMicrosoft · this month
Principal Software Engineering Manager - GitHub Plan and Track (CoreAI)Microsoft · this month
Optical Fibre Manufacturing TechnicianMicrosoft · this month
Partner Enablement ManagerMicrosoft · this month
Innovation Hub Senior Solution Engineer - Application DevelopmentMicrosoft · this month
ABS Activation GTM Mgr (Copilot Consumption) - AseanMicrosoft · this month
Focus
Co-investors
Similar investors
their companies share markets and countries
Questions about M12
How many companies has M12 invested in?
M12 is known to hold 49 companies: 29 startups, and 1 exits so far, read from its own portfolio page and the funding rounds that name it.
Is M12 investing now?
Yes: in the last 12 months 2 rounds in the press named M12 (0 as the lead), and 0 companies joined its portfolio page in 90 days.
What does M12 invest in?
The markets of the companies M12 holds: AI Agents (8%), Developer Tools (6%), Machine Learning (4%), Industrial AI (4%), Information Security (4%).
Which M12 portfolio companies are hiring?
18 companies M12 holds are hiring now, with 1,073 open roles listed on this page.
Who does M12 invest alongside?
The investors that hold the most companies together with M12: Lightspeed Venture Partners, Y Combinator, Playground, Garage Capital, Venture.
How this page is made
A company counts as a holding when the investor’s own portfolio page links to it, a program’s catalog lists it, or a funding round in the press names the investor. The numbers are rebuilt every night; each company shows where it came from and when it was first seen.
Sources: its portfolio page, read Oct 2; 13 rounds in the press that name it
M12 portfolio: 49 known companies. Alion, Oct 2, 2026. https://alion.io/company/m12/portfolio