Transaction Advisory for Puerto Maldonado Wastewater Treatment Plant, Peru

Client needs

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 important tributary of the Amazon meets environmental standards.

How Castalia helped

• Led the project’s financial structuring
• Assessed potential risks and mitigants and advised on the government guarantees required to make the project bankable
• Designed a financial model for the transaction
• Designed payment mechanisms to maximize value for money
• Developed a communications strategy and identified potential private investors
• Assisted ProInversion with the bidding process.

The outcome of our work

ProInversion launched the project tender in January 2023.