PRESS RELEASE
29 December 2025

MML Keystone I Reaches USD 1 Billion At Final Close

We advised MML Capital on the successful final close of MML Keystone I and its associated co-investment and managed vehicles, securing USD 1 billion (EUR 935 million) in commitments.
Luxembourg

We advised MML Capital on the successful final close of MML Keystone I and its associated co-investment and managed vehicles, securing USD 1 billion (EUR 935 million) in commitments.

The fund surpassed expectations and is among the largest fundraises on record for a new European strategy, according to data from Preqin.

Our Luxembourg funds team provided comprehensive legal and strategic advice throughout the fund formation and structuring process, supporting MML Capital through to the final close of MML Keystone I. Commitments were secured from a globally diverse group of blue-chip institutional investors, including pension funds, consultants, asset managers, funds of funds and family offices from Europe, North America, Asia, Australia and the Middle East.

MML Keystone is a specialist strategy focused on high-growth, asset-backed businesses in the UK and Europe, investing in the circular economy, energy transition, digitalisation, and access to healthcare and education.

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