Overview Goex Industries LLC (Goex), a subsidiary of Estes Energetics, is the last remaining commercial-scale black powder manufacturer in the United States. We serve competitive and recreational shooters, re-enactors, muzzleloading hunters, fireworks manufacturers, and the U.S. Military. We are an American manufacturer of black powder, chemicals, and rocket motors, supporting the Department of Defense, domestic production, history preservation, hunting and shooting sports, and rocket education