Black Flag

Black Flag Black Flag, operated by Harpoon Ventures with over $380M in AUM and a 10-person team, functions as a virtual accelerator providing $100K to $2M in capital along with hands-on support. The firm positions itself as the "first check in" for founders building national security technology, with offices spanning San Francisco, Washington DC, Seattle, Denver, and San Diego. The focus areas, aerospace, biology, defense, energy, and robotics, are explicitly framed as critical technologies. Portf