St. Marks Powder, a part of the General Dynamics Corporation, provides ordnance and tactical systems. It offers a wide range of services, such as forging, composite fabrication, demilitarization, combat training, instrumentation, and security and assessment services. St. Marks Powder provides air delivered ordnance systems, including bomb bodies, complete guided bomb packages, penetrator bombs and warheads, and payload integration and components. The company also offers medium caliber ammunition, such as 20mm, 25mm, 30mm and 40mm ammunition. St. Marks Powder, located in Crawfordville, Fla., provides a variety of armament and technical products, such as detection, protection, lethality and sustainment systems, composite structures and commercial products.