The Philippine Sanitation Alliance included ten cities (Cagayan de Oro, Calbayog, Dumaguete, Iloilo, Malaybalay, Meycauayan, Muntinlupa, Sta. Rosa, Zamboanga), and five water districts (Calamba, Cebu, Davao, Laguna and Naga).
Private sector companies and associations included Coca-Cola Export Corporation, Max’s Restaurants, C TRADE, Chamber of Real Estate and Builders’ Associations (CREBA), the Hotel and Restaurant Association of the Philippines (HRAP), and the Philippine Hospital Association.
Technical resource partners included Engineers without Borders and BORDA, a German NGO. Other NGOs include Gawad Kalinga (low-cost housing), Lola Grande Foundation (advocates for women and children) and the Blacksmith Institute (pollution remediation).
The PSA coordinated closely with the Department of Environment and Natural Resources, Department of Health, Housing and Urban Development Coordinating Council, Local Water Utilities Administration, Mindanao Economic Development Council, World Bank, and the Philippine Ecological Sanitation Network.