Juanjo Mostazo
Investing activity
Juanjo Mostazo appears in 1 AI deal tracked by the Lounge deals desk. The rounds are mostly Pre-seed, with a median round size of $2M. The most recent is Mafer AI (Pre-seed, €2M, Jun 2026).
Juanjo Mostazo most often invests alongside Manuel Roca, Masia.vc, Kfund and Didac Lee, and the companies it backs on Lounge are mostly in AI.
Deals
Frequently asked questions about Juanjo Mostazo
What AI companies has Juanjo Mostazo invested in?
Juanjo Mostazo's AI investments include Mafer AI. The 1 round on Lounge are listed on this page with amounts, dates and co-investors.
What stage does Juanjo Mostazo invest at?
In the rounds tracked on Lounge, Juanjo Mostazo has invested at Pre-seed, with a median round of $2M.
Who does Juanjo Mostazo co-invest with?
Juanjo Mostazo's most frequent co-investors on Lounge are Manuel Roca (1 deal), Masia.vc (1 deal), Kfund (1 deal), Didac Lee (1 deal) and Lavanda Ventures (1 deal).
How can founders reach Juanjo Mostazo?
Founders on Lounge can see Juanjo Mostazo'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 Juanjo Mostazo to their Investor Pipeline to track the conversation.