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Blackstone Infrastructure Strategies L.P.

CIK: 20307721 Annual ReportLatest: 2026-03-06

10-K / March 6, 2026

BXINFRA U.S.

Company overview

  • Blackstone Infrastructure Strategies L.P. U.S. (“BXINFRA U.S.”) is a Delaware limited partnership formed on July 16, 2024.
  • It is a private fund exempt from registration under Section 3(c)(7) of the Investment Company Act of 1940.
  • Sponsor structure:
    • General Partner: Blackstone Infrastructure Strategies Associates L.P. (Delaware LP)
    • Investment Manager: Blackstone Infrastructure Advisors L.L.C. (Delaware LLC)
  • BXINFRA U.S. conducts a continuous private offering of Units to accredited investors and qualified purchasers. The fund held its first closing on January 2, 2025, with monthly closings continuing thereafter.

Affiliations and scale

  • Blackstone is a global alternative asset manager with total assets under management (AUM) exceeding $1.3 trillion as of December 31, 2025.
  • Blackstone’s Infrastructure Platform manages approximately $152.1 billion in AUM as of December 31, 2025.
  • Blackstone employs over 5,000 people worldwide.

Fund program and structure

  • BXINFRA U.S., together with the Feeder, Aggregator, and any Parallel Funds, comprises the BXINFRA Fund Program.
  • BXINFRA U.S. and BXINFRA Lux have substantially similar objectives and strategies but operate as distinct investment structures.
  • BXINFRA invests alongside other Blackstone Accounts (Other Blackstone Accounts) and may make:
    • Direct Investments (infrastructure assets and operating companies)
    • Secondary Investments (purchases of existing investments in funds or platforms)
    • Primary Commitments (commitments to commingled funds managed by Blackstone or third parties)
  • Investments are made through SPVs, operating companies, joint ventures, and other investment vehicles, including private and public securities (equity, preferred equity, convertible instruments, mezzanine, PIPEs, etc.).

Investment objective and strategy

  • Objective: deliver attractive returns consisting of current income and long-term capital appreciation.
  • Focus: Infrastructure investments across equity, debt-like credit, and related strategies, using Blackstone’s Infrastructure Platform to build a diversified portfolio.
  • Target allocation: generally at least 80% of NAV in Infrastructure Investments and up to 20% in Debt and Other Securities; allocations may vary due to capital inflows, opportunity set, or liquidity needs.
  • Core strategy components:
    • Infrastructure Equity (Direct Investments and Secondary Investments)
    • Infrastructure Credit (Debt and Other Securities)
    • Secondary Investments (including investments in fund platforms and continuation vehicles)
  • Geography: Global.
  • Approach: prioritize long-duration, cash-yielding assets with potential for capital appreciation through value-oriented investments, operational improvements, and access to Blackstone’s ecosystem and follow-on opportunities.

Sub-Investment Managers

  • The Investment Manager may delegate portfolio management of portions of BXINFRA’s investments to Sub-Investment Managers within Blackstone Credit & Insurance and potentially other Blackstone investment managers.
  • Sub-Investment Managers primarily focus on Debt and Other Securities, may assist with sourcing Infrastructure Credit, and typically do not have investment-level discretion for such investments.
  • Fees payable to Sub-Investment Managers are paid by the Investment Manager from its Management Fee.

Governance and oversight

  • Oversight resides with the General Partner, subject to Board oversight and policies.
  • The Board of Directors had eight members as of March 6, 2026, including five Independent Directors (per independence standards).
  • An Audit Committee, composed solely of Independent Directors, is responsible for selecting the auditor and related financial oversight.
  • The General Partner may appoint or replace Independent Directors; changes require Board approval, including a majority of Independent Directors.

Fees and economics (aggregated across BXINFRA U.S., Feeder, and Parallel Funds)

  • Management Fee (Investment Manager):
    • Base rate: 1.25% of Aggregator Transactional NAV per year, paid monthly.
    • As of March 6, 2026, by class (per Aggregator NAV attributable to Series):
      • Class I – Series I Units: 1.25%
      • Class I – Series II Units: 1.05%
      • Class I – Series III Units: 0.95%
  • Administration Fee:
    • 0.10% of Aggregator Transactional NAV per year, paid monthly.
  • Performance Participation Allocation (General Partner):
    • 12.5% of total return, subject to a 5% annual hurdle, a high-water mark, and 100% catch-up.
    • Measured on a calendar-year basis; paid quarterly (first year paid at year-end, then quarterly thereafter).
    • Allocated pro rata to each Series; Feeder’s indirect investors bear a portion consistent with their interests.
  • Payment mechanics:
    • Fees may be paid in cash, Units, or interests in intermediate entities; Management Fee and other fees are paid by BXINFRA U.S., the Feeder, and Parallels pro rata to their interests in the Aggregator.
    • The General Partner and Investment Manager may receive payments in forms other than cash and may route fees to affiliates.
  • Listed fees are exclusive of other fund expenses and potential reimbursements for fund-related costs; some administrative duties may be outsourced and paid from the Administration Fee.

Key disclosures and terms

  • The Sponsor determines whether an investment is classified as Infrastructure Investments or Debt and Other Securities based on terms and characteristics.
  • Investments may include a variety of debt and equity instruments and leveraged structures, including preferred, convertible debt, PIK notes, warrants, PIPEs, and related instruments.
  • Investment management and private-equity-like strategies are conducted with support and control from Blackstone’s infrastructure platform and are subject to internal policies on conflicts of interest, valuation, and Redemption Plans.

Representative dates

  • BXINFRA U.S. formation: July 16, 2024
  • First closing: January 2, 2025
  • Board composition and Independent Director status: as of March 6, 2026
  • Blackstone platform data cited (AUM and employee figures): as of December 31, 2025