Beijing, May 29, 2026

AIIB Invests USD61 Million in Chamonix Partners’ Debut Infrastructure CDOs to Mobilize Private Capital for Resilient Infrastructure

The Asian Infrastructure Investment Bank (AIIB) has invested USD61 million in Project Chamonix, supporting the debut infrastructure collateralized loan obligation (CLO) issuance sponsored by Chamonix Partners Capital Management. 

The investment aims to expand the infrastructure securitization market and mobilize private capital for infrastructure projects across AIIB’s emerging market members. Chamonix is an asset manager focused on real asset and infrastructure debt. It is an affiliate of Natixis Corporate & Investment Banking, the global banking arm of Groupe BPCE, the second-largest banking group in France.

The USD306-million issuance is structured across senior, mezzanine and equity tranches and was marketed to international investors. By introducing a scalable securitization platform, the issuance is designed to enhance capital market access and crowd in private-sector investment for emerging market infrastructure.

The underlying portfolio, with over 80% of assets allocated to renewable energy and digital infrastructure, is aligned with AIIB’s sustainability objectives, reflecting global demand for resilient and future-oriented technologies. The remaining portion supports core infrastructure sectors, underscoring AIIB’s thematic priority of connectivity and regional cooperation.

The investment represents the first bank-sponsored and originated infrastructure CLO brought to the capital markets and opens up a potential new group of issuers for the infrastructure CLO asset class. AIIB’s participation plays an important role in connecting global investors with diversified and bankable infrastructure investments opportunities. It also helps establish a reliable and scalable model for infrastructure asset securitization.

“This investment underscores our commitment to support innovative instruments that unlock financing for emerging market infrastructure across Asia and beyond,” said Kim-See Lim, AIIB Chief Investment Officer, Public Sector (Region 1) & Financial Institutions and Funds (Global) Clients. “With such partnerships we aim to address infrastructure gaps through solutions that mobilize institutional capital and promote capital recycling, helping free up bank balance sheets for new green and sustainable finance origination.”

“This inaugural Infrastructure CLO marks a significant milestone, and we’re grateful for AIIB’s partnership,” said Michael Sierko, Chief Executive Officer of Chamonix. “AIIB’s early involvement was foundational for Chamonix, and we recognize its commitment to channeling more capital into essential infrastructure projects across emerging markets.”

The project is expected to deliver development outcomes including mobilization of private investment into the infrastructure securitization asset class, lower carbon emissions through renewable energy assets, and enhanced efficiency in digital infrastructure spending. The project also aims to stimulate new green infrastructure financing pipelines, with partners pledging to develop additional qualifying assets that can be channeled into future emerging market infrastructure securitization. 

About AIIB

The Asian Infrastructure Investment Bank is a multilateral development bank dedicated to financing "Infrastructure for Tomorrow," with sustainability at its core. AIIB began operations in 2016, now has 111 approved members worldwide, is capitalized at USD 100 billion, and is AAA-rated by major international credit rating agencies. AIIB collaborates with partners to mobilize capital and invest in infrastructure and other productive sectors that foster sustainable economic development and enhance regional connectivity.

About Chamonix

Chamonix Partners Capital Management LLC (“Chamonix”) is a registered investment adviser founded in 2014 and re-registered in 2022. Chamonix is a subsidiary of Natixis Corporate & Investment Banking, the global banking arm of Groupe BPCE, the second-largest banking group in France. Chamonix specializes in the active management of, and advisory services related to, private credit assets for institutional clients. The firm’s core expertise lies in identifying and capitalizing on opportunities within the private debt landscape, with a particular focus on infrastructure and real asset private debt.

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