Airports Company South Africa (ACSA) has awarded a contract to US based airfield lighting specialists ADB Airfield Solutions to upgrade the AGL – Airfield Ground Lighting at Cape Town International Airport. The contract comes after ACSA awarded ADB a double contract in December 2012 to install a CAT III Normarc ILS at Johannesburg's OR Tambo International Airport's runway 21L in addition to installing added taxiway centreline lighting to support the airport’s move to a CAT III airfield.