The Water Companies Sports Organisation (WASCO) is a sports organisation formed in January 2010 by employees of water companies. The main purpose of the Organisation is to provide a forum for water companies' employees to interact while competing in sports and cultural activities. The organisation was registered in Nairobi on 17th August 2010 and officially launched on 20 thAugust 2010 giving it a mandate to plan and organize annual water companies' employees' sports and cultural competition in Kenya. WASCO brings together water companies involved in the delivery of water and sanitation services across the county.
Membership of the Organisation is drawn from water service providers operating within the Kenayn borders. Members of the Organisation are free to participate in all the events during the annual WASCO Games and may send as many participants and cheering squads as they may afford.