Investment adviser · CRD 337543

WINTERBIRD PARTNERS LLC

Exempt reporting adviser (ERA)

Exempt reporting advisers use a shorter Form ADV report. Some adviser-level figures are not reported; fund disclosures appear below when available.

· Form ADV filed Sep 4, 2026

Adviser-level assets, account counts and staffing figures are unavailable in this filing. View the reported fund disclosures below →

Private funds & service providers

2 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.

WINTERBIRD SPV (ES) LPPrivate Equity Fund · Last reported Sep 4, 2026$35MGross asset value

Form D fundraising filings

Winterbird SPV (ES) LP

Fund administrator 4PINES FUND SERVICES LLC STAMFORD, Connecticut, United States Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor CBIZ CPAS P.C. BOSTON, Massachusetts, United States
Custodian CITIZENS BANK, N.A. BOSTON, Massachusetts, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No

CBIZ CPAS P.C.
PCAOB 199

CITIZENS BANK, N.A.
LEI DRMSV1Q0EKMEXLAU1P80

Fund details & source
Fund ID
805-7181862868
Reported beneficial owners
14
Minimum commitment
$1M
Form D file number
021-590250

Form ADV 2110500 · Sep 4, 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.

WINTERBIRD CO-INVEST (ES) LPPrivate Equity Fund · Last reported Sep 4, 2026$28.5MGross asset value

Form D fundraising filings

Winterbird Co-Invest (ES) LP

Fund administrator 4PINES FUND SERVICES LLC STAMFORD, Connecticut, United States Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor CBIZ CPAS P.C. BOSTON, Massachusetts, United States
Custodian CITIZENS BANK, N.A. BOSTON, Massachusetts, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No

CBIZ CPAS P.C.
PCAOB 199

CITIZENS BANK, N.A.
LEI DRMSV1Q0EKMEXLAU1P80

Fund details & source
Fund ID
805-4498348815
Reported beneficial owners
12
Minimum commitment
$1M
Form D file number
021-590393

Form ADV 2110500 · Sep 4, 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: Sep 4, 2026. View historical filings

Reported services

Not reported in these imported fields

Compensation

Not reported in these imported fields

Principal office

CRD 337543

Filing source

Form ADV 2110500 · Sep 4, 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.