Domestic entity
EntityBROWN ADVISORY MANAGEMENT LLCStatusUNIT HOLDER AND MANAGING MEMBERReported since07/2008OwnershipOther (general partner, trustee, or elected manager)Control personYes
The Rock Creek Group, LP
Alpha Nasdaq OCIO Indices - ContributorWASHINGTON, DC
Form ADV and provider website profile · CRD 125409 · regulatory data as of May 29, 2026
This profile compiles reported firm AUM, regulatory account counts, ownership information, and source-linked regulatory records for The Rock Creek Group, LP. Firm-wide values may include business beyond OCIO services; review the linked filing before relying on a claim. How to interpret OCIO Intelligence data.
$18.4BReported Firm AUMReported Firm AUMTotal assets under management reported for the registered advisory firm. This may include businesses beyond its OCIO services.
65Total AccountsTotal AccountsTotal regulatory accounts reported in Form ADV Item 5.F. This is not necessarily the number of OCIO mandates or unique clients.
$14.2BDiscretionary AUMDiscretionary AUMFirm assets reported as discretionary, where the adviser generally has authority to make investment decisions within the client mandate.
$4.1BNon-discretionary AUMNon-discretionary AUMFirm assets reported as non-discretionary, where the client generally retains final investment decision authority.
Direct Owners & Executives
Source: Form ADV- Reported since
- 07/2003
- Type
- Individual
- Control person
- Yes
- Ownership
- Less than 5%
- Reported since
- 03/2006
- Type
- Individual
- Control person
- No
- Ownership
- Less than 5%
- Reported since
- 03/2026
- Type
- Individual
- Control person
- No
- Ownership
- Less than 5%
- Reported since
- 05/2026
- Type
- Domestic entity
- Control person
- Yes
- Ownership
- 75% or more
| Name | Title | Reported since | Type | Control person | Ownership |
|---|---|---|---|---|---|
| Afsaneh Mashayekhi Beschloss | Founder And Ceo | 07/2003 | Individual | Yes | Less than 5% |
| Sherri Meryl Rossoff | General Counsel & Chief Operating Officer | 03/2006 | Individual | No | Less than 5% |
| Roderick James Cruz | Chief Compliance Officer & Managing Director | 03/2026 | Individual | No | Less than 5% |
| Brown Advisory Management Llc | Managing Member And Holding Company | 05/2026 | Domestic entity | Yes | 75% or more |
Indirect Ownership
Source: Form ADVDomestic entity
EntityBROWN ADVISORY MANAGEMENT LLCStatusHOLDING COMPANYReported since01/2016Ownership25% but less than 50%Control personYes
Owners & Executives
Source: Form ADVSM
Sherri Meryl Rossoff
General Counsel & Chief Operating Officer
RJ
Roderick James Cruz
Chief Compliance Officer & Managing Director
Names and titles are shown as reported in Form ADV.
Ownership & Governance
Direct owners & executives4
Indirect ownership records2
Regulatory statusSEC registered investment adviser
SEC registration dateMar 10, 2003
CRD number125409