Location: Eldridge, Iowa

LMT Defense (Lewis Machine & Tool Company) manufactures gas-piston and direct-impingement AR-15s, .308s, M203 grenade launchers, suppressors and firearms accessories. The company was founded in 1980 in Milan, Illinois. LMT Defense is known for its Monolithic Rail Platform and is an ISO 9001:2015 certified company and has been a GSA supplier since 2005. Formerly Lewis Machine & Tool Company.