Existing investor Lavrock Ventures participated alongside new investment from Booz Allen Ventures, Sands Capital, Langford Industries, and a funding facility from Western Alliance Bank. The round will accelerate production of Piranha, Aventra's low-cost, balloon-deployed autonomous precision payload system, while expanding the company's product roadmap with new platform offerings across long-range strike, one-way attack, and ISR markets.

Founded by multi-time venture-backed founders and former Army officers Michael Weigand, Brian Retherford, and Jessup Meng, Aventra Defense Systems is a defense technology company building autonomous stratospheric and ultra-long-range ISR and precision effects platforms. The company's Piranha platform is an autonomous precision payload system designed for rapid fielding and employment across ISR, electronic warfare, and kinetic mission sets from stratospheric altitudes. Aventra works directly with operators and evaluators to ensure its systems are shaped by the realities of the field.