GMK Ltd is in the business of brand representation and distribution and provide a full importation business including; sales, warehousing, marketing, credit collection and after sales service. It is the leading UK importer of shotguns, rifles and rifle ammunition and also distributes other shooting related products. It operates in three distinct market sectors, recreational shooting sports, retail through the Beretta Gallery in London plus military and law enforcement.

GMK Ltd (previously Gunmark until January 1998) is a privately owned enterprise which commenced trading in 1971 and has been continuously owned and managed by the Waktare family. Founded by Bjorn Waktare, he was then joined by his sons, Karl and Oskar, in 1994 and 1996, respectively. They now head the company following Bjorn’s retirement in 1998. In March 2013, GMK became part of the Beretta Holding Group when they increased their share of the business to 60%. The remaining 40% continues to be owned by the Waktare family.