Firm profile

Blackstone Multi-asset Advisors L.L.C.

NEW YORK, NYCRD 171640Registration Status: ApprovedEffective since June 19, 2014SEC # 801-79898Latest ADV July 31, 2026

Blackstone Multi-Asset Advisors L.L.C. is an SEC registered investment adviser organized as a limited liability company with a primary office location in New York, NY. Its latest Form ADV filing, dated July 31, 2026, reports $8.5B in regulatory assets under management, 39 employees, 1 office, and 10 accounts.

Assets Under Management
$8.5B
Employees
39
Offices
1 office
Total Clients
10

Associated firm names

4 names listed
  • BLACKSTONE ADVISORS
  • BLACKSTONE TOTAL ALTERNATIVES SOLUTION ADVISORS L.L.C.
  • BLACKSTONE TOTAL ALTERNATIVES SOLUTION ADVISORS
  • BLACKSTONE MULTI-ASSET ADVISORS L.L.C.

Leadership

3 roles identified
CEOJoan S. Solotar
CCOAnna J. Guerin
CFOChristopher M. Striano

Advisory services offered

2 types reported
Portfolio management for pooled investment vehicles
Selection of other advisers

Fee models offered

2 types reported
Asset based fees
Performance-based fees

Offices & Contact

Primary office

NEW YORK, New York, United States

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Primary office regionOther reported regions

Shading shows states and countries with reported offices. Cities are listed below; shading does not indicate service coverage.

New York

NEW YORKPrimary office

1 office records listed · 1 total offices reported. Counts can use different reporting dates. SEC filers may list only their largest 25 additional offices.

Contact and digital presence

ADV profile links

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$8.5Bas of July 31, 2026
Discretionary100.0%
$8.5B
100% of total RAUM100.0%
Non-discretionary0.0%
$0
0% of total RAUM0.0%
All regulatory assets under management are discretionary.

Client Coverage Demographics

Top client segmentPooled Investment Vehicles represent 100.0% of total clients.
Top client categories% of clientsClients
1
Pooled Investment Vehicles
100.0%
10

Assets under management Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total AUM$8.5B
Total Accounts10
10Y AUM Change+$4.1B (+92.4%)

Private Funds

Private funds reported by Blackstone Multi-asset Advisors L.L.C.

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Employee Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total Employees39
Clients per Employee0:1
10Y Employee Change-3 (-7.1%)

Historical AUM and employee figures reflect available SEC Form ADV filings under this CRD. Filing gaps may reflect registration status changes, dormant periods, state registration periods, firm restructuring, or other reporting changes. Rialytix does not interpolate missing periods.


Ownership

Reported direct and indirect ownership ranges

Each range applies to a separate reported relationship and should not be added together.

Reported ownership ranges

Highlighted bands show the percentage range reported in Form ADV.

0%25%50%75%100%
BLACKSTONE INTERMEDIARY HOLDCO L.L.C.Direct owner · Schedule AInterest in BLACKSTONE MULTI-ASSET ADVISORS L.L.C.
75%+
BLACKSTONE HOLDINGS I L.P.Indirect owner · Schedule BInterest in BLACKSTONE GROUP HOLDINGS L.P.
75%+
BLACKSTONE SECURITY PARTNERS L.P.Indirect owner · Schedule BInterest in BLACKSTONE INTERMEDIARY HOLDCO L.L.C.
75%+
BLACKSTONE GROUP HOLDINGS L.P.Indirect owner · Schedule BInterest in BLACKSTONE SECURITY PARTNERS L.P.
75%+
BLACKSTONE INC.Indirect owner · Schedule BInterest in BLACKSTONE HOLDINGS I/II GP L.L.C.
75%+

Bars represent the reported range at that individual ownership step, not an estimated percentage of the advisory firm. Indirect relationships may refer to intermediate entities rather than directly to Blackstone Multi-asset Advisors L.L.C..

Reported ownership and control details

Form ADV · Filing date 2026-07-31 · Schedules A and B

10 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1BLACKSTONE INTERMEDIARY HOLDCO L.L.C.SOLE MEMBERDomestic entityBLACKSTONE MULTI-ASSET ADVISORS L.L.C.75% or moreCode EYesSOLE MEMBER04/2014Schedule APDF page 129
2JOAN SHERRI SOLOTARCHIEF EXECUTIVE OFFICERIndividualBLACKSTONE MULTI-ASSET ADVISORS L.L.C.Less than 5%Code NAYesCHIEF EXECUTIVE OFFICER09/2015Schedule APDF page 129
3CHRISTOPHER MICHAEL STRIANOCHIEF FINANCIAL OFFICERIndividualBLACKSTONE MULTI-ASSET ADVISORS L.L.C.Less than 5%Code NAYesCHIEF FINANCIAL OFFICER01/2013Schedule APDF page 129
4ANNA JEFFERS GUERINCHIEF COMPLIANCE OFFICERIndividualBLACKSTONE MULTI-ASSET ADVISORS L.L.C.Less than 5%Code NAYesCHIEF COMPLIANCE OFFICER01/2021Schedule APDF page 129
5LEONID VOLCHYOKGENERAL COUNSELIndividualBLACKSTONE MULTI-ASSET ADVISORS L.L.C.Less than 5%Code NAYesGENERAL COUNSEL02/2023Schedule APDF page 129
6BLACKSTONE HOLDINGS I L.P.LIMITED PARTNERDomestic entityBLACKSTONE GROUP HOLDINGS L.P.75% or moreCode EYesLIMITED PARTNER06/2007Schedule BPDF page 130
7BLACKSTONE SECURITY PARTNERS L.P.SOLE MEMBERDomestic entityBLACKSTONE INTERMEDIARY HOLDCO L.L.C.75% or moreCode EYesSOLE MEMBER07/2011Schedule BPDF page 130
8BLACKSTONE GROUP HOLDINGS L.P.LIMITED PARTNERDomestic entityBLACKSTONE SECURITY PARTNERS L.P.75% or moreCode EYesLIMITED PARTNER07/2011Schedule BPDF page 130
9BLACKSTONE HOLDINGS I/II GP L.L.C.GENERAL PARTNERDomestic entityBLACKSTONE HOLDINGS I L.P.Percentage not specifiedCode FYesGENERAL PARTNER06/2007Schedule BPDF page 130
10BLACKSTONE INC.SOLE MEMBERDomestic entityBLACKSTONE HOLDINGS I/II GP L.L.C.75% or moreCode EYesSOLE MEMBER06/2007Schedule BPDF page 130

Less than 5% may include zero. Code F identifies a role without specifying a percentage. Reported interests may overlap and may not include every owner. Total indirect ownership is not calculated.

Compliance & Disclosures

Filing dated 7/31/2026 4:12:22 PM

Responses were selected by the RIA in its filing. Questions are shortened for readability; “you” refers to the reporting firm, and some questions also cover advisory affiliates.

RIA or supervised-person involvementThe RIA reported that none of the events below involve the firm or its supervised persons.RIA responseNo
AFelonies2 No

In the past ten years, have you or any advisory affiliate:

  • A1Been convicted of or pleaded guilty or no contest to a felony?No
  • A2Been charged with a felony?No
BMisdemeanors2 No

In the past ten years, have you or any advisory affiliate:

  • B1Been convicted of or pleaded guilty or no contest to a misdemeanor involving investments, an investment-related business, fraud, false statements or omissions, wrongful taking of property, bribery, perjury, forgery, counterfeiting, or extortion?No
  • B2Been charged with a misdemeanor of the kind listed above?No
CSEC or CFTC actions5 No

Has the SEC or CFTC ever:

  • C1Found you or an advisory affiliate made a false statement or omission?No
  • C2Found you or an advisory affiliate violated SEC or CFTC regulations or statutes?No
  • C3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • C4Entered an order against you or an advisory affiliate in connection with investment-related activity?No
  • C5Imposed a civil money penalty on you or an advisory affiliate, or ordered you or an advisory affiliate to cease and desist from any activity?No
DOther regulatory actions5 No

Has any other federal regulatory agency, state regulatory agency, or foreign financial regulatory authority ever:

  • D1Found you or an advisory affiliate made a false statement or omission, or was dishonest, unfair, or unethical?No
  • D2Found you or an advisory affiliate violated investment-related regulations or statutes?No
  • D3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • D4In the past ten years, entered an order against you or an advisory affiliate in connection with investment-related activity?No
  • D5Denied, suspended, or revoked your or an advisory affiliate’s registration or license, or otherwise prevented association with an investment-related business or restricted activities?No
ESelf-regulatory organization actions4 No

Has a self-regulatory organization or commodities exchange ever:

  • E1Found you or an advisory affiliate made a false statement or omission?No
  • E2Found you or an advisory affiliate violated its rules, other than a violation designated as a minor rule violation under an SEC-approved plan?No
  • E3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • E4Disciplined you or an advisory affiliate by expulsion, suspension, barring association with other members, or otherwise restricting activities?No
FProfessional authorizations1 No
  • FHas an authorization to act as an attorney, accountant, or federal contractor granted to you or an advisory affiliate ever been revoked or suspended?No
GPending regulatory proceedings1 No
  • GAre you or any advisory affiliate now the subject of a regulatory proceeding that could result in a “Yes” answer to any part of C, D, or E?No
HCivil judicial actions and proceedings4 No

(1) Court actions

Has a domestic or foreign court:

  • H(1)(a)In the past ten years, enjoined you or an advisory affiliate in connection with investment-related activity?No
  • H(1)(b)Found that you or an advisory affiliate violated investment-related statutes or regulations?No
  • H(1)(c)Dismissed, pursuant to a settlement agreement, an investment-related civil action brought against you or an advisory affiliate by a state or foreign financial regulatory authority?No

(2) Pending civil proceedings

  • H(2)Are you or any advisory affiliate now the subject of a civil proceeding that could result in a “Yes” answer to any part of H(1)?No

* Metrics are based on the latest available data, including Form ADV filings, brochures, and relationship summaries pulled from the SEC IAPD, and may be subject to change. Learn what is included in the Rialytix data. Please refer to the firm's official disclosures for the most accurate information using their CRD number. This is not investment advice.