Investment adviser · CRD 315967

RAINIER CAPITAL PARTNERS LP

Investment adviser filing (IA)

SEATTLE, WA, United States · Form ADV filed Mar 31, 2026

Regulatory AUM
$379M
Form ADV · Item 5.F
Client accounts
3
Accounts, not individual clients
Employees
14
Reported in this filing
Advisory professionals
13
Investment advisory functions

Who they report serving

Form ADV · Item 5.D

Client types and their share of reported regulatory assets.

Client typeClientsRegulatory assetsShare of AUM
Pooled investment vehicles3$379,496,389100.0%
Filing source

Form ADV 2087228 · Mar 31, 2026 · Item 5.D

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Private funds & service providers

3 Private funds

The count excludes feeder funds. Funds in the latest filing appear first, ordered by reported gross assets. Earlier funds retain their last reported values.

RAINIER PARTNERS FUND I, LPPrivate Equity Fund · Last reported Mar 31, 2026$155MGross asset value
Fund administrator STANDISH MANAGEMENT WALNUT CREEK, California, United States Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor DELOITTE & TOUCHE LLP SEATTLE, Washington, United States
Custodian CITIZENS BANK, N.A. PROVIDENCE, Rhode Island, United States Related to adviser: No
Marketer M2O PRIVATE FUND ADVISORS LLC WHITE PLAINS, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes

DELOITTE & TOUCHE LLP
PCAOB 34

M2O PRIVATE FUND ADVISORS LLC
CRD 158741 · SEC 8-68917

Fund details & source
Fund ID
805-4270664029
Reported beneficial owners
46
Minimum commitment
$5M
Form D file number
021-426305

Form ADV 2087228 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

RAINIER PARTNERS FUND I-A, LPPrivate Equity Fund · Last reported Mar 31, 2026$95.3MGross asset value

Form D fundraising filings

RAINIER PARTNERS FUND I, LP

Fund administrator STANDISH MANAGEMENT WALNUT CREEK, California, United States Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor DELOITTE & TOUCHE LLP SEATTLE, Washington, United States
Custodian CITIZENS BANK, N.A. PROVIDENCE, Rhode Island, United States Related to adviser: No
Marketer M2O PRIVATE FUND ADVISORS LLC WHITE PLAINS, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes

DELOITTE & TOUCHE LLP
PCAOB 34

M2O PRIVATE FUND ADVISORS LLC
CRD 158741 · SEC 8-68917

Fund details & source
Fund ID
805-3991645712
Reported beneficial owners
16
Minimum commitment
$5M
Form D file number
021-426305

Form ADV 2087228 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

RAINIER PARTNERS INVESTMENTS I, LPPrivate Equity Fund · Last reported Mar 31, 2026$26.6KGross asset value

Form D fundraising filings

RAINIER PARTNERS INVESTMENTS I, LP

Fund administrator STANDISH MANAGEMENT WALNUT CREEK, California, United States Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor DELOITTE & TOUCHE LLP SEATTLE, Washington, United States
Custodian JPMORGAN CHASE BANK, N.A. SAN FRANCISCO, California, United States Related to adviser: No
Marketer M2O PRIVATE FUND ADVISORS LLC WHITE PLAINS, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes

DELOITTE & TOUCHE LLP
PCAOB 34

M2O PRIVATE FUND ADVISORS LLC
CRD 158741 · SEC 8-68917

Fund details & source
Fund ID
805-6277409740
Reported beneficial owners
7
Minimum commitment
$0
Form D file number
021-396002

Form ADV 2087228 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Services & filing details

Most recent filing: Mar 31, 2026. View historical filings

Reported services

Pooled investment vehicle management

Compensation

Percentage of assets · Performance-based

Principal office

1111 3RD AVENUE, SUITE 3030
SEATTLE, WA, 98101-3296, United States

CRD 315967

Filing source

Form ADV 2087228 · Mar 31, 2026 · Items 1 & 5

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.