Major Players And Market Trends Key players in the military 3D printing market include Stratasys Ltd., 3D Systems Corporation, EOS GmbH Electro Optical Systems, Arcam AB, Norsk Titanium AS, American Elements Corporation. Technological advancements are the key trend gaining popularity in the military 3D printing market. Major companies operating in the military 3D printing market are focusing on developing new 3D printing technologies to accommodate new materials for making better equipment for the military.