Water
The world’s most water-stressed cities and states turn to Castalia to develop strategies for providing high-quality, reliable service.
At Castalia, we apply our depth of experience and global perspective to ensure long-term water security at least cost. We find solutions for demand-side management, identify new water sources, improve the use of conventional water sources and implement network efficiency measures. We embed a multistakeholder consultative approach at all times, bringing our transaction advisory and regulatory expertise to turn water resilience plans into reality. We call this Integrated Water Resilience Planning.
Service lines
Water Utility Transformation, Bermuda
Castalia developed a business case to transfer the responsibility for water, wastewater, and solid waste service provision to a single utility. Castalia developed a climate resilience strategy, including infrastructure rehabilitation and extension and non-revenue water measures. The Government is implementing ... Read more
Developing a Blended Financing Mechanism for Energy Efficiency Projects in the Water Sector, Mexico
Mexico’s National Water Commission (CONAGUA) wanted to address the technical and commercial inefficiencies of Mexico’s water and sanitation utilities. However, it needed advice on which financing mechanisms would achieve this goal ... Read more
Performance-based Contract for Water and Sanitation Utility, Mexico
Mexico City was experiencing inadequate water service quality and poor technical and commercial efficiency. SACMEX, the public utility providing water and sanitation services to Mexico City, sought to replace existing commercial out-sourcing contracts with performance-based PPP contracts to improve service ... Read more
Transaction Advisory for the Canoas Wastewater Treatment Plant, Colombia
Much of the wastewater from Bogota’s 11 million inhabitants flows into the Bogota River without adequate treatment. The problem was too big for Bogota’s utility on its own. Colombia’s National Planning Department worked with stakeholders to agree that a PPP ... Read more
Transaction Advisory for Puerto Maldonado Wastewater Treatment Plant, Peru
ProInversion, the government entity responsible for promoting private investment in Peru, wanted to expand wastewater treatment and reuse services in Puerto Maldonado to accommodate the 25 percent of inhabitants that lacked sewer connections, while ensuring that effluent discharge into this ... Read more
Advice on Water Sector Reform, New Zealand
The New Zealand government is proposing to reform the water sector into a small set of regional public corporations. Local Government New Zealand (LGNZ), representing the national interests of local councils in New Zealand, engaged Castalia as a trusted economic ... Read more
New Zealand’s Three-Water Infrastructure Stocktake
Castalia carried out a stocktake of New Zealand’s stormwater infrastructure and wrote an issues paper that described the complexity of stormwater management across the country. New Zealand’s local government lacked an updated stocktake of their stormwater infrastructure which impeded their ... Read more
Non-revenue Water Performance Based Contracts
Castalia co-authored the World Bank published operational manual The Use of Performance-Based Contracts for Nonrevenue Water Reduction: Output of the Global Program on Developing Good PBC Practices for Managing NRW. This loss of non-revenue water (NRW) prevents utilities from improving ... Read more
