Institutional
    SEC Registered

    Blackstone Isg-I Advisors L.L.C.

    Registered investment advisor · New York, New York · CRD #289202

    Assets Under Management
    $183.5B
    Client Accounts
    44
    Employees
    114
    CRD Number
    289202
    Registration
    SEC Registered
    Custodian
    The Bank Of New York Mellon, Citibank, N.a.

    Source: SEC Form ADV filings. Data as of 2026-07-06.

    About Blackstone Isg-I Advisors L.L.C.

    Blackstone is the world's largest alternative asset manager, headquartered in New York City, with over $1.1 trillion in assets under management. Founded in 1985 by Stephen A. Schwarzman and Peter G. Peterson, the firm has grown to employ more than 4,735 people across 26 global offices. Blackstone initially focused on mergers and acquisitions and has since expanded into private equity, real estate, infrastructure, credit, and hedge fund solutions. The company manages a diverse portfolio, includi

    Fee Structure

    Percentage of assets under management Yes
    Fixed fees Not reported
    Hourly charges Yes
    Performance-based fees Yes

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    Frequently Asked Questions

    What is Blackstone Isg-I Advisors L.L.C.'s AUM?

    Blackstone Isg-I Advisors L.L.C. reports approximately $183.5B in regulatory assets under management, based on its most recent SEC Form ADV filing.

    Where is Blackstone Isg-I Advisors L.L.C. headquartered?

    Blackstone Isg-I Advisors L.L.C. is headquartered in New York, New York.

    What is Blackstone Isg-I Advisors L.L.C.'s CRD number?

    Blackstone Isg-I Advisors L.L.C.'s CRD number is 289202. You can use it to look up the firm's full regulatory record on the SEC's Investment Adviser Public Disclosure site.

    How many accounts does Blackstone Isg-I Advisors L.L.C. manage?

    Blackstone Isg-I Advisors L.L.C. manages approximately 44 client accounts according to its latest SEC filing.

    Is Blackstone Isg-I Advisors L.L.C. SEC registered?

    Yes, Blackstone Isg-I Advisors L.L.C. is registered with the SEC as an investment adviser with an approved registration status.

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