a16z American Dynamism

American Dynamism is the Andreessen Horowitz practice investing in companies that support the US national interest across aerospace, defence, public safety, manufacturing, energy, supply chain, housing, and education. Stage coverage runs seed through growth. Partners include Katherine Boyle, David Ulevitch, Erin Price-Wright and Marc Andreessen. Portfolio companies include Anduril, Hadrian, Saronic, Flock Safety, Apex Space, Castelion, Chariot Defense and Heron Power. The fund is part of a16z's broader $1.176B vehicle for the strategy.