Daniel Selli is the Managing Partner and Co-Founder of Stonegardens Advisory, where he leads strategic operations, international expansion, and defense market entry for advanced technology companies. He also serves as a General Partner at Demand Signal Ventures and Co-Chair of Check VI Consulting. A former U.S. Marine Corps officer, Daniel was stationed in Iwakuni, Japan for four years, supporting operations across East Asia. He now applies that experience to building cross-border defense partnerships, particularly between U.S. and allied stakeholders. He also supports and co-leads Stonegardens’ Ukraine and Japan initiatives, helping companies test and validate technologies in real-world operational and combat settings.

At Stonegardens, Daniel focuses on aligning companies with defense end-users, structuring pathways into U.S. Department of Defense and allied procurement channels, and executing joint ventures across key markets. Prior to Stonegardens, he held roles at Deloitte, PricewaterhouseCoopers, and Capital One, focusing on technology risk and financial strategy. Daniel holds a Bachelor’s degree from Cornell University and both an MBA and Master of Science in Finance from Johns Hopkins University.