Private Equity Firm Financial Services

I Squared Capital

Miami, Florida, United States

I Squared Capital is an independent global infrastructure investor dedicated to mid-market investments, managing over $60B in assets across power & utilities, transportation & logistics, digital infrastructure, environmental infrastructure, and social infrastructure. Headquartered in Miami with global offices.

Focus Areas
Infrastructure investing, Private equity infrastructure funds, Investment management

Tracked deals

32

32 tracked deals across 2019-2026.

Recent pace

10

10 tracked deals announced in the last 12 months.

Deal mix

Buyout

22 buyout · 8 addon · 1 divestiture

I Squared Capital Acquisition Volume by Year

Last 8 years

Acquisition volume by year Annual acquisition counts for the last 8 years for I Squared Capital. 1 2019 1 2020 3 2021 3 2022 5 2023 4 2024 5 2025 ~13 est. 10 2026
Actual Full-year estimate

Supporting Data

Recent Transactions

Showing the 12 most recent of 32 tracked deals for I Squared Capital.

  • Buyer
    I Squared Capital
    Target
    oOh!media Limited
    Location
    New South Wales, Australia
    Type
    Buyout

    I Squared Capital entered into a Scheme Implementation Agreement to acquire Australian out-of-home advertising company oOh!media Limited in a deal implying an enterprise value of about A$1.04 billion. Under the proposed transaction, oOh!media shareholders will receive A$1.70 in cash per share, with completion expected in Q4 2026 subject to customary approvals and conditions.

  • Buyer
    I Squared Capital
    Target
    Milestone Environmental
    Seller
    SK Capital Partners
    Type
    Buyout

    I Squared Capital entered into a definitive agreement to acquire Milestone Environmental, an independent energy and industrial waste management platform, from SK Capital Partners. The deal is expected to close in 4Q 2026, subject to customary closing conditions and regulatory approvals; financial terms were not disclosed.

  • Buyer
    I Squared Capital, TPG, Canada Pension Plan Investment Board (CPPIB)
    Target
    Re Sustainability Ltd.
    Seller
    KKR
    Location
    Telangana, India
    Type
    Buyout

    I Squared Capital and a consortium of TPG and Canada Pension Plan Investment Board (CPPIB) have emerged as final contenders to acquire a controlling stake in KKR-backed Re Sustainability Ltd. The waste-management and environmental services company is expected to be valued at more than $1.6 billion, with binding bids due in the next 10–15 days.

  • Buyer
    I Squared Capital, Bear River Midstream LLC
    Target
    Spire Storage (natural gas storage businesses in Wyoming and Oklahoma)
    Seller
    Spire Inc.
    Industry
    Energy
    Location
    United States
    Type
    Buyout

    Spire Inc. has completed the sale of its natural gas storage businesses in Wyoming and Oklahoma (“Spire Storage”) to I Squared Capital for $650 million. The sold assets will be rolled into I Squared’s portfolio company, Bear River Midstream LLC, with proceeds used to support Spire’s ongoing strategic focus and funding of its previously acquired Piedmont Natural Gas Tennessee business.

  • Buyer
    I Squared Capital
    Target
    Cogent Fiber, LLC (portfolio of ten data center facilities)
    Seller
    Cogent Fiber, LLC (via Cogent Communications Holdings, Inc.)
    Industry
    Infrastructure
    Type
    Buyout

    I Squared Capital has entered into a definitive purchase and sale agreement to acquire a portfolio of ten U.S. data center facilities from Cogent Fiber, LLC, an indirect wholly owned subsidiary of Cogent Communications, for $225 million in cash. The acquisition is intended to seed a new U.S. data center operating platform focused on colocation, high-density deployments, and AI inference infrastructure, with I Squared committing up to $1 billion to build the platform.

  • Buyer
    Priority Power Management, LLC, I Squared Capital
    Target
    Aspen Energy Corporation
    Industry
    Energy
    Type
    Buyout

    Aspen Energy Corporation was acquired by Priority Power Management, LLC, a portfolio company of I Squared Capital. Footprint Capital acted as exclusive sell-side advisor, and the combined organization will integrate Aspen into Priority Power to expand advisory capabilities and regional presence across the Midwest.

  • Buyer
    I Squared Capital
    Target
    Elea Data Centers
    Seller
    Goldman Sachs
    Industry
    Infrastructure
    Location
    Brazil
    Type
    Buyout

    I Squared Capital has agreed to acquire Elea Data Centers, a carrier-neutral, renewable-powered data center platform in Brazil. The investment is intended to support Elea’s expansion and accelerate large-scale, high-density AI infrastructure development, including the +3GW Rio AI City initiative.

  • Buyer
    I Squared Capital's Energy Transition Fund (ISQ ETIF), I Squared Capital
    Target
    Oriden
    Seller
    Mitsubishi Power Americas
    Industry
    Energy
    Type
    Buyout

    I Squared Capital’s Energy Transition Fund (ISQ ETIF) acquired Oriden, a Pittsburgh-based renewable energy developer, from Mitsubishi Power Americas. I Squared plans to invest approximately $300 million to scale Oriden’s development pipeline and evolve it into a next-generation independent power producer with a more diversified asset base.

  • Buyer
    I Squared-backed Ezee Fiber, I Squared
    Target
    DayNet Fiber Optic assets / network in Dayton, Texas
    Type
    Addon

    Ezee Fiber, backed by I Squared, acquired DayNet’s fiber optic assets and network in Dayton, Texas. The transaction expands Ezee Fiber’s reach in the region and adds to its growing fiber footprint.

  • Buyer
    I Squared Capital
    Target
    Ramudden Global
    Seller
    Funds advised by Triton Partners
    Industry
    Infrastructure
    Location
    United Kingdom
    Type
    Buyout

    I Squared Capital, through its flagship fund, agreed to acquire Ramudden Global from funds advised by Triton Partners. Ramudden provides traffic management and infrastructure safety services supporting maintenance and upgrades across transport and utility networks, operating more than 190 depots across 13 countries in Europe and North America.

  • Buyer
    I Squared Capital
    Target
    Liberty Tire Recycling
    Seller
    Energy Capital Partners (ECP)
    Location
    United States
    Type
    Buyout

    I Squared Capital has signed a definitive agreement to acquire Liberty Tire Recycling from Energy Capital Partners (ECP). The deal adds Liberty—North America’s tire recycling platform with 50+ facilities and more than 215 million end-of-life tires processed annually—to I Squared’s portfolio of environmental infrastructure businesses.

  • Buyer
    I Squared Capital
    Target
    ENTEK Technology Holdings LLC
    Seller
    None mentioned
    Industry
    Energy
    Type
    Buyout

    I Squared Capital has signed a definitive agreement to acquire a majority equity interest in ENTEK Technology Holdings LLC (ENTEK) for an $800 million investment. The capital will fund construction of a wet-process lithium-ion battery separator gigafactory in Terre Haute, Indiana, supported by a U.S. Department of Energy ATVM loan of up to $1.3 billion and targeted tax credits.

Related Acquisition Pages

Selling a company? Get in front of buyers like I Squared Capital

Turn tracked acquisition activity into an outreach-ready buyer list.