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|Padlocks, Lock cylinders, Electronic locks, Door hardware|
KESO is a Swiss lock manufacturer that produces medium and high security padlocks, lock cylinders, and electronic locks. They are best known for their dimple locks which feature telescoping pins. KESO is a member of the ASSA-Abloy group.
KESO began in the 1950s by Ernst Keller of Switzerland. KESO AG was officially founded in 1963 in Richterswil, Switzerland. From 1970-2000 the company expanded rapidly, opening up a number of international offices.
In 2001, KESO was purchased by ASSA-Abloy. KESO is now partnered with two other ASSA-Abloy firms, IKON and effeff.