Co-investments in Defense Tech & Deep‑Tech
We connect qualified investors with vetted opportunities alongside top-tier VC firms.
What We Back
Dealmakers Syndicate is a co-investment syndicate focused on defense technology, AI, and deep-tech. We give qualified investors early access to high-conviction deals alongside leading venture firms — before they reach the broader market.
We source and vet opportunities together with tier-1 VCs, share transparent deal memos for every opportunity, and co-invest on a deal-by-deal basis. No management fees on uncommitted capital.
Companies We've Backed
Experienced Investors & Operators
Arthur Ventures
Managing Partner15 years in venture and growth equity. Former operator at defense and deep-tech startups. Led 30+ co-investments across NATO-aligned defense programs.
Sarah Kline
PartnerEx-Goldman Sachs investment banker. Specialist in dual-use technology and government contracting. MBA Wharton.
Michael Reeves
PrincipalFormer US Army officer with engineering background. Sources deals through DoD networks and Tier-1 accelerator relationships.
Latest Updates
Why Defense Tech is the Most Exciting Sector in Venture Right Now
Geopolitical tailwinds, record government spending, and a new generation of dual-use founders are converging to create a once-in-a-decade opportunity for co-investors.
Read →Our Co-Investment Thesis: What We Look for in a Deal
We look for companies with strong traction, tier-1 lead investors, clear government or enterprise contracts, and founders who understand the sales cycle of their industry.
Read →Portfolio Spotlight: The Rise of Autonomous Systems
Autonomous platforms — from drones to undersea vehicles — are reshaping how militaries operate. Three portfolio companies are at the forefront of this shift.
Read →Get in Touch
Interested in co-investing with us? Fill out the form and our team will be in touch within 48 hours.