Carbon13
Investing activity
Carbon13 appears in 1 AI deal tracked by the Lounge deals desk. The rounds are mostly Pre-seed, with a median round size of $1M. The most recent is TetraxAI (Pre-seed, €1.2M, Jan 2026).
Carbon13 most often invests alongside The Footprint Firm and Norrsken Evolve, and the companies it backs on Lounge are mostly in AI.
Deals
Frequently asked questions about Carbon13
What AI companies has Carbon13 invested in?
Carbon13's AI investments include TetraxAI. The 1 round on Lounge are listed on this page with amounts, dates and co-investors.
What stage does Carbon13 invest at?
In the rounds tracked on Lounge, Carbon13 has invested at Pre-seed, with a median round of $1M.
Who does Carbon13 co-invest with?
Carbon13's most frequent co-investors on Lounge are The Footprint Firm (1 deal) and Norrsken Evolve (1 deal).
How can founders reach Carbon13?
Founders on Lounge can see Carbon13'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 Carbon13 to their Investor Pipeline to track the conversation.