Marlinspike Capital

Marlinspike Partners is a U.S.-based venture capital firm established in 2020, focusing on investments in "dual-use" technologies. The firm targets innovative startups whose products serve both national security needs and possess significant commercial market potential. Their investment strategy is centered on bridging the gap between cutting-edge commercial innovation and the requirements of the defense sector.

The firm was founded in 2020 by Neil Keegan and Mislav Tolusic, who serve as Co-Managing Partner & CEO and Co-Managing Partner & CIO, respectively. Marlinspike emerged from a conviction that the next generation of national security advantage will be driven by commercial innovation. The team comprises individuals with deep roots in national security, defense technology, and venture capital, including former senior intelligence officials and military officers.

Marlinspike invests across key sectors such as aerospace, artificial intelligence, autonomy, robotics, and cybersecurity. Notable investments include companies like JetZero, Layup Parts, Chariot Defense, Observable Space, Hypori, Armada, and Heliux. The firm emphasizes providing not only capital but also deep operational and strategic support to help founders navigate the complex landscape of defense procurement, government partnerships, and scaling in high-stakes environments.

The team's expertise is a cornerstone of Marlinspike's approach. Key members include Neil Keegan, Mislav Tolusic, Chip Walter (Partner, Managing Director), and Grace McGill (Partner, CFO). Additionally, Ellen M. Lord, former Under Secretary of Defense for Acquisition and Sustainment, serves as a Strategic Advisor, bringing unparalleled experience in defense acquisition and industrial challenges to the firm.