These are live, high conviction opportunities where Grain Ventures has secured access and is actively deploying capital. Each deal is made available through a structured SPV, with clear terms, disciplined underwriting, and full transparency.
Shield AI is an autonomy software and defense technology company focused on developing AI-powered systems that enable military platforms to operate without GPS or communications in contested environments. By combining advanced reinforcement learning, real-time edge computing, and vertically integrated hardware platforms such as autonomous drones, Shield AI enables resilient, mission-critical operations across air and defense systems. With growing adoption across U.S. and allied defense programs, expanding integration into next-generation aircraft and unmanned systems, and increasing relevance in modern warfare, the company is positioned to become a foundational platform for autonomy in defense infrastructure.
Access subject to availability, eligibility and final allocation.
Saronic is an autonomous maritime defense company focused on designing, manufacturing, and deploying purpose-built autonomous surface vessels for modern naval operations. By vertically integrating autonomy software, vessel design, and scalable shipbuilding infrastructure, Saronic enables fleets of intelligent maritime systems capable of operating independently or in coordinated missions. With real defense deployments and expanding manufacturing capacity, the company is positioned to become a foundational platform for next-generation naval autonomy.
Access subject to availability, eligibility and final allocation.
These past deals are shared solely for reference and context. Each represents an opportunity where Grain Ventures previously identified alignment, secured access, and completed an investment, offering insight into the firm’s historical focus and sourcing capabilities.
