Clark Custom Guns was founded in 1950 by former United States Marine-National Champion Bullseye shooter Jim Clark Sr. In the 65+ years since its opening, Clark Custom Guns has repeatedly built guns claiming national level championships, delivered top notch customer service by REAL NATIONAL CHAMPION level competition shooters, and made high quality guns affordable to the average shooter. Clark Custom Guns is now owned and operated by the 3rd generation of the Clark family who learned their craft from the best. James E. Clark Sr. is the ONLY person to win both the Pistolsmith of the Year Award & the Outstanding American Handgunner Award. James E. Clark Jr. earned membership in the American Pistolsmiths Guild.

Clark Custom Guns innovations over the years include:

1953 – Custom Conversions on Ruger MkI Pistol

1955 – 1st Ramped 1911 barrel

Early 1960s – 6 Long Slide model 1911s

1979 – Machine checkering

1980 – Threaded Cone-Shaped compensator

1985 – 4 Finger sear springs

1979 – 1987 – Development and perfection of the Heavy barrel 10/22 Conversion

1996 – Introduction of the radical dehorn job known as the Meltdown

1997 – Development of the first barrel (Clark 460) for the Rowland .460 cartridge

2008 – Conversion of CZ shotgun to the Clark double rifle

2016 – First Clamp On carbon fiber handguard system for the AR-15