About Brian Retherford
Brian Retherford is a co-founder of Aventra Defense Systems. The company builds Piranha, a glider and guidance kit for long-range precision strikes.
He is a former Army officer. He founded the company with Michael Weigand and Jessup Meng.
Experience
This experience comes from official bios and from SEC filings. For roles taken from filings, the years are when the filings name Brian Retherford in the role, so the role may have started earlier or lasted longer.
Aventra Defense Systems, Inc. Current
Co-founder (2025 – Present)
Director
2025 – Present · Herndon, VA
Aventra makes low-cost guidance kits and gliders that turn unguided munitions into precision weapons for long-range strikes.
Key Colleagues at Startups
The people Brian Retherford works with at each company, as listed on that company's latest Form D.
Aventra Defense Systems, Inc. · Form D, Nov 2, 2026
MW
Michael Weigand
Chief Executive Officer and director
JM
Jessup Meng
Executive officer and promoter
AP
Alex Poulin
Director
Jason Chapman
Director