Investment adviser · CRD 161009

SUMMER STREET CAPITAL PARTNERS, LLC

Investment adviser filing (IA)

· Form ADV filed Mar 30, 2026

Regulatory AUM
$134M
Form ADV · Item 5.F
Client accounts
2
Accounts, not individual clients
Employees
7
Reported in this filing
Advisory professionals
5
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 vehicles2$134,073,199100.0%
Filing source

Form ADV 2088360 · Mar 30, 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

10 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.

SSC FRONTIER HOLDINGS LLCPrivate Equity Fund · Last reported Mar 30, 2026$100MGross asset value
Auditor WITHUMSMITH+BROWN, PC BUFFALO, New York, United States
Custodian M & T BANK BUFFALO, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
No
External marketing
No

WITHUMSMITH+BROWN, PC
PCAOB 100

Fund details & source
Fund ID
805-4021725353
Reported beneficial owners
19
Minimum commitment
$100K
Form D file number
021-53546

Form ADV 2088360 · Mar 30, 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.

SUMMER STREET CAPITAL III, L.P.Private Equity Fund · Last reported Mar 30, 2026$33.8MGross asset value

Form D fundraising filings

Summer Street Capital III LP

Auditor WITHUMSMITH+BROWN, PC BUFFALO, New York, United States
Custodian M & T BANK BUFFALO, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
No
External marketing
No

WITHUMSMITH+BROWN, PC
PCAOB 100

Fund details & source
Fund ID
805-5985795908
Reported beneficial owners
41
Minimum commitment
$250K
Form D file number
021-164248

Form ADV 2088360 · Mar 30, 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.

IMPERO WASTE SERVICES, LLCPrivate Equity Fund · Last reported Apr 5, 2024$128MGross asset value
Auditor COHNREZNICK LLP STAMFORD, Connecticut, United States
Custodian M&T BANK BUFFALO, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
No
External marketing
No

COHNREZNICK LLP
PCAOB 596

Fund details & source
Fund ID
805-8051322130
Reported beneficial owners
26
Minimum commitment
$250K

Form ADV 1863704 · Apr 5, 2024 · 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.

SUMMER STREET CAPITAL FUND I, L.P.Private Equity Fund · Last reported Jan 15, 2014$11.3MGross asset value
Auditor ERNST & YOUNG LLP BUFFALO, New York, United States
Custodian M & T BANK CORPORATION BUFFALO, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
No
External marketing
No
Fund details & source
Fund ID
805-6007733673
Reported beneficial owners
79
Minimum commitment
$250K

Form ADV 777878 · Jan 15, 2014 · 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.

SUMMER STREET CAPITAL NYS FUND, L.P.Private Equity Fund · Last reported Jan 15, 2014$5.45MGross asset value
Auditor ERNST & YOUNG LLP BUFFALO, New York, United States
Custodian M & T BANK CORPORATION BUFFALO, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
No
External marketing
No
Fund details & source
Fund ID
805-4384471083
Reported beneficial owners
2
Minimum commitment
$253K

Form ADV 777878 · Jan 15, 2014 · 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.

SUMMER STREET CAPITAL II, L.P.Private Equity Fund · Last reported Mar 28, 2025$1.12MGross asset value
Auditor FREED MAXICK CPAS, P.C. BUFFALO, New York, United States
Custodian M & T BANK BUFFALO, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
No
External marketing
No

FREED MAXICK CPAS, P.C.
PCAOB 317

Fund details & source
Fund ID
805-4287082968
Reported beneficial owners
90
Minimum commitment
$250K
Form D file number
021-95085

Form ADV 1971140 · Mar 28, 2025 · 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.

SUMMER STREET ENVIRONMENTAL INVESTORS, L.P.Private Equity Fund · Last reported Apr 5, 2024$656KGross asset value

Form D fundraising filings

Summer Street Environmental Investors, L.P.

Auditor FREED MAXICK CPAS, P.C. BUFFALO, New York, United States
Custodian M&T BANK BUFFALO, New York, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
No
External marketing
No

FREED MAXICK CPAS, P.C.
PCAOB 317

Fund details & source
Fund ID
805-6462915870
Reported beneficial owners
3
Minimum commitment
$250K
Form D file number
021-202185

Form ADV 1863704 · Apr 5, 2024 · 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 30, 2026. View historical filings

Reported services

Pooled investment vehicle management

Compensation

Percentage of assets · Fixed · Performance-based

Principal office

CRD 161009

Filing source

Form ADV 2088360 · Mar 30, 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.