TESA is founded in Spain in 1941,initially devoted to the manufacturing of locks. During the 60's the company initiated a partnership with VSI, a north american company as a result TESA increased its product portfolio.
In 1970 with a new manufacturing plant in Irún, the company started its expasion overseas. During the 80's introduces innovative multipoint locks and high security cylinders, also started to manufacture electronic locks.
During 1992 the company opened a facility in Mexico, followed by the construction of a production plant in Atlanta U.S.A. specialized in electronic locks.
Since 2001 ASSA ABLOY acquired TESA.