Diagram Ventures
Investing activity
Diagram Ventures appears in 3 AI deals tracked by the Lounge deals desk, and led 3 of them. The rounds are mostly Seed, with a median round size of $3M and the largest at $5M. The most recent are Curant.ai (Seed, $3.1M, Jul 2026), Curant.ai (Seed, $3.1M, Jul 2026) and JetScale AI (Seed, $5.4M, Feb 2026).
Diagram Ventures most often invests alongside Blue Plains Capital, Element Ventures, Humania Insurance and Humania Assurance, and the companies it backs on Lounge are mostly in AI.
Deals
Frequently asked questions about Diagram Ventures
What AI companies has Diagram Ventures invested in?
Diagram Ventures's AI investments include Curant.ai and JetScale AI. The 3 rounds on Lounge are listed on this page with amounts, dates and co-investors.
What stage does Diagram Ventures invest at?
In the rounds tracked on Lounge, Diagram Ventures has invested at Seed, with a median round of $3M. Diagram Ventures led 3 of those rounds.
Who does Diagram Ventures co-invest with?
Diagram Ventures's most frequent co-investors on Lounge are Blue Plains Capital (2 deals), Element Ventures (2 deals), Humania Insurance (1 deal), Humania Assurance (1 deal) and Diagram ClimateTech Fund (1 deal).
How can founders reach Diagram Ventures?
Founders on Lounge can see Diagram Ventures's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with the firm under Warm Paths, and add Diagram Ventures to their Investor Pipeline to track the conversation.