Keen Venture Partners is a venture capital firm founded in 2014, with offices in Amsterdam and London, focusing on early-stage investments in European technology companies. They are thesis-driven, concentrating on sectors such as Productive AI & Data, Defense Tech, and Financial Operations, and offer more than just capital by providing strategic support to their portfolio companies.

In January 2025, Keen Venture Partners announced plans to raise a €125 million fund dedicated to defense and security technology startups in Europe, aiming to become one of the largest defense tech investment funds in the region.