Sika AG, acquired Krkonosske Vapenky Kuncice (KVK) Holding. Sika AG, located in Baar, Switzerland, is a manufacturer and wholesaler of active specialty chemicals for the construction industry, producing concrete and mortar admixtures, ready-to-use mortars, elastic sealants and adhesives, sealing systems, paints and coatings for the concrete and steel industry, as well as other specialized construction equipment. It has production and marketing subsidiaries in 73 countries and was founded in 1910.

Krkonosske Vapenky Kuncice (KVK) is located in Kunice Nad Labem, Czech Republic and manufactures and wholesales building products. Its products include mortars, plasters, adhesives, grouting, sanitation, asphalt shingles, ground limestone and dolomite.