Firm at a glance
Stonepeak is a platform private equity firm managing approximately $88 billion in assets under management as of December 2025, per its own website [S1].
What they buy
Stonepeak’s portfolio reflects a focus on infrastructure assets across digital infrastructure, energy and energy transition, and transport and logistics sectors [S1]. Recent acquisitions demonstrate activity in data centers, renewable energy projects, port terminals, healthcare real estate, and utility companies [S2][S3][S4][S5][S6][S7][S8][S9][S10]. The firm appears to pursue both controlling and noncontrolling equity positions in large-scale infrastructure platforms.
Portfolio
Digital infrastructure
Cologix [S1]
Energy & energy transition
Madison Energy [S1]
Transport & logistics
Lineage [S1]
TRAC Intermodal [S1]
Recent activity (last 24 months)
* June 11, 2026: Acquired Anwim [S2]
* May 27, 2026: Acquired Estia Health [S3]
* May 11, 2026: Acquired BMO Transportation and Vendor Finance [S4]
* April 27, 2026: Acquired Cleco [S5]
* April 22, 2026: Acquired Southern Marinas [S6]
* January 28, 2026: Acquired UNITED PORTS LLC through CMA CGM Terminal Joint Venture [S7]
* November 10, 2025: Acquired IPB, a German data center operator [S8]
* April 29, 2025: Acquired Repsol solar and storage portfolio [S9]
* April 6, 2025: Acquired interest in Woodside’s Louisiana LNG [S10]
* October 22, 2024: Acquired noncontrolling equity interest in Coastal Virginia Offshore Wind Commercial Project [S11]
How this firm fits a seller
Stonepeak appears oriented toward large infrastructure platforms rather than traditional middle-market businesses. The firm’s recent acquisitions span regulated utilities, renewable energy portfolios, port terminals, healthcare real estate, and data centers, suggesting a preference for capital-intensive assets with long-term cash flow characteristics [S2][S3][S4][S5][S6][S7][S8][S9][S10][S11]. Owner-operators of smaller businesses in transport, logistics, or digital infrastructure sectors may find limited fit given the scale and infrastructure focus evident in the public transaction record. The firm’s activity in energy transition and renewable energy assets aligns with sellers in those specific verticals.
Sources
[S1] https://stonepeak.com (as of 2026-04-30)
[S2] https://stonepeak.com/news-insights (as of 2026-06-11)
[S3] https://stonepeak.com/news-insights (as of 2026-05-27)
[S4] https://stonepeak.com/news-insights (as of 2026-05-11)
[S5] https://stonepeak.com/news-insights (as of 2026-04-27)
[S6] https://stonepeak.com/news-insights (as of 2026-04-22)
[S7] https://www.cmacgm-group.com/en/news-media/cma-cgm-and-stonepeak-announce-groundbreaking-terminal-joint-venture (as of 2026-01-28)
[S8] https://www.lw.com/en/news/2025/11/latham-advises-stonepeak-and-columbia-capital-on-acquisition-of-german-data-center-operator-ipb (as of 2025-11-10)
[S9] https://www.repsol.com/en/press-room/press-releases/2025/repsol-allies–stonepeak-solar-storage-portfolio-first-us-renewables-partnership/index.cshtml (as of 2025-04-29)
[S10] https://stonepeak.com/news/stonepeak-to-acquire-interest-in-woodsides-louisiana-lng (as of 2025-04-06)
[S11] https://stonepeak.com/news/dominion-energy-stonepeak-announce-closing-of-sale-of-noncontrolling-equity-interest-in-coastal-virginia-offshore-wind-commercial-project (as of 2024-10-22)
Frequently asked questions
Does Stonepeak buy digital infrastructure businesses?
Yes, Stonepeak has demonstrated activity in digital infrastructure, including its portfolio company Cologix and its November 2025 acquisition of IPB, a German data center operator [S1][S8]. The firm’s digital infrastructure investments appear focused on large-scale data center platforms.
What companies has Stonepeak acquired recently?
Recent acquisitions include Anwim in June 2026, Estia Health in May 2026, and BMO Transportation and Vendor Finance in May 2026 [S2][S3][S4]. The firm also acquired Cleco, a utility company, in April 2026 and Southern Marinas in April 2026 [S5][S6].
Where is Stonepeak based and how big is the firm?
Stonepeak manages approximately $88 billion in assets under management as of December 2025, inclusive of subsequent committed capital, per its website [S1]. Office locations were not disclosed in publicly available materials reviewed.
Is Stonepeak still actively acquiring?
Yes, Stonepeak completed multiple acquisitions in 2026, with the most recent publicly disclosed transaction being Anwim in June 2026 [S2]. The firm has maintained consistent acquisition activity throughout 2025 and 2026.
This profile is maintained by CT Acquisitions as an independent third-party reference. CT Acquisitions is not affiliated with, endorsed by, or a representative of the firm profiled. All facts sourced from publicly available materials as of the dates cited.