Tecmash[4] (Russian: Техмаш)—formal name Aktsionernoe Obshchestvo Nauchno-Proizvodstvenny Kontsern Tekhnologii Mashinostroeniya[3] (Russian: Акционерное общество научно-производственный концерн технологии машиностроения)—is a 2010s-20s Russian arms industry company within the Rostec state corporation group producing and developing weapons, munitions, and ammunition for Armed Forces.

Founded in 2011, the Tecmash consortium played an important role in manufacturing military equipment and supplies during the Russo-Ukrainian War.

[3] As of 2018[update], the company was manufacturing ammunition, artillery shells, tank shells, rockets, multiple rocket launchers (MRL), missiles, precision-guided munitions, general-purpose bombs, glide bombs, grenade launchers, rocket-propelled grenades (RPGs), and UAVs[1] The structure of the holding company JSC "SPC" Tecmash at one time[when?]

may have included as many as 48 organizations of the munitions industry and special chemicals, 47 of these companies belong to the military–industrial complex and at one time were included in the consolidated register of organizations of military-industrial complex of the Russian Federation.

Many enterprises and research institutions that are included in the holding company, have a history that spans several decades.