Investment adviser · CRD 167700

PLATFORM ADVISOR, LLC

WILMINGTON, DE, United States · Form ADV filed Mar 24, 2026

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

Private funds & service providers

22,277 detailed fund records

Largest reported gross asset value first; unreported values last. Gross asset value is fund-level disclosure, distinct from adviser AUM and Form D fundraising. Master and feeder funds may overlap.

S22, A SERIES OF ETHAN PERLSTEIN FUNDS, LPVenture Capital Fund$1.24MGross asset value

Form D fundraising filings

View filings for the issuer linked by this fund’s reported Form D file numbers.

Fund administrator BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Investor statements: No (provided to no investors) Related to adviser: Yes Other funds reporting this name →
Custodian BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Related to adviser: Yes Other funds reporting this name →
Marketer AL ADVISORS MANAGEMENT INC SAN FRANCISCO, California, United States Related to adviser: Yes Other funds reporting this name →
Provider details
Annual audit
No
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes
Fund details & source
Fund ID
805-9000378815
Reported beneficial owners
178
Minimum commitment
$4K
Form D file number
021-459565

Form ADV 2047221 · Mar 24, 2026 · Schedule D 7.B.(1)

Reported by PLATFORM ADVISOR, LLC (CRD 167700).

Annual Updating Amendment ERA Report · fiscal year 2025.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

COMEBACK CAPITAL, LP - B3Venture Capital Fund$1.24MGross asset value

Form D fundraising filings

View filings for the issuer linked by this fund’s reported Form D file numbers.

Fund administrator BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Investor statements: No (provided to no investors) Related to adviser: Yes Other funds reporting this name →
Custodian BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Related to adviser: Yes Other funds reporting this name →
Marketer AL ADVISORS MANAGEMENT INC SAN FRANCISCO, California, United States Related to adviser: Yes Other funds reporting this name →
Provider details
Annual audit
No
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes
Fund details & source
Fund ID
805-1776571836
Reported beneficial owners
54
Minimum commitment
$6.25K
Form D file number
021-470198

Form ADV 2047221 · Mar 24, 2026 · Schedule D 7.B.(1)

Reported by PLATFORM ADVISOR, LLC (CRD 167700).

Annual Updating Amendment ERA Report · fiscal year 2025.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

BE FUND III, A SERIES OF BICYCLE DAY VENTURES, LPVenture Capital Fund$1.24MGross asset value

Form D fundraising filings

View filings for the issuer linked by this fund’s reported Form D file numbers.

Fund administrator BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Investor statements: No (provided to no investors) Related to adviser: Yes Other funds reporting this name →
Custodian BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Related to adviser: Yes Other funds reporting this name →
Marketer AL ADVISORS MANAGEMENT INC SAN FRANCISCO, California, United States Related to adviser: Yes Other funds reporting this name →
Provider details
Annual audit
No
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes
Fund details & source
Fund ID
805-4256447122
Reported beneficial owners
11
Minimum commitment
$1K
Form D file number
021-410167

Form ADV 2047221 · Mar 24, 2026 · Schedule D 7.B.(1)

Reported by PLATFORM ADVISOR, LLC (CRD 167700).

Annual Updating Amendment ERA Report · fiscal year 2025.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

SC FUND II, A SERIES OF BREZINA FUNDS, LPVenture Capital Fund$1.24MGross asset value

Form D fundraising filings

View filings for the issuer linked by this fund’s reported Form D file numbers.

Fund administrator BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Investor statements: No (provided to no investors) Related to adviser: Yes Other funds reporting this name →
Custodian BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Related to adviser: Yes Other funds reporting this name →
Marketer AL ADVISORS MANAGEMENT INC SAN FRANCISCO, California, United States Related to adviser: Yes Other funds reporting this name →
Provider details
Annual audit
No
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes
Fund details & source
Fund ID
805-4528979888
Reported beneficial owners
19
Minimum commitment
$1K
Form D file number
021-385293

Form ADV 2047221 · Mar 24, 2026 · Schedule D 7.B.(1)

Reported by PLATFORM ADVISOR, LLC (CRD 167700).

Annual Updating Amendment ERA Report · fiscal year 2025.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

RO FUND I, A SERIES OF STONEBRIDGE ALPHA-1, LPVenture Capital Fund$1.24MGross asset value

Form D fundraising filings

View filings for the issuer linked by this fund’s reported Form D file numbers.

Fund administrator BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Investor statements: No (provided to no investors) Related to adviser: Yes Other funds reporting this name →
Custodian BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Related to adviser: Yes Other funds reporting this name →
Marketer AL ADVISORS MANAGEMENT INC SAN FRANCISCO, California, United States Related to adviser: Yes Other funds reporting this name →
Provider details
Annual audit
No
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes
Fund details & source
Fund ID
805-2221501245
Reported beneficial owners
2
Minimum commitment
$20K
Form D file number
021-355140

Form ADV 2047221 · Mar 24, 2026 · Schedule D 7.B.(1)

Reported by PLATFORM ADVISOR, LLC (CRD 167700).

Annual Updating Amendment ERA Report · fiscal year 2025.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

FUND I, VERMILION CLIFFS VENTURES, LPVenture Capital Fund$1.24MGross asset value

Form D fundraising filings

View filings for the issuer linked by this fund’s reported Form D file numbers.

Fund administrator BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Investor statements: No (provided to no investors) Related to adviser: Yes Other funds reporting this name →
Custodian BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Related to adviser: Yes Other funds reporting this name →
Marketer AL ADVISORS MANAGEMENT INC SAN FRANCISCO, California, United States Related to adviser: Yes Other funds reporting this name →
Provider details
Annual audit
No
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes
Fund details & source
Fund ID
805-3771243042
Reported beneficial owners
5
Minimum commitment
$250K
Form D file number
021-476425

Form ADV 2047221 · Mar 24, 2026 · Schedule D 7.B.(1)

Reported by PLATFORM ADVISOR, LLC (CRD 167700).

Annual Updating Amendment ERA Report · fiscal year 2025.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

SP-0821 FUND I, A SERIES OF ROLL UP VEHICLES, LPVenture Capital Fund$1.24MGross asset value

Form D fundraising filings

View filings for the issuer linked by this fund’s reported Form D file numbers.

Fund administrator BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Investor statements: No (provided to no investors) Related to adviser: Yes Other funds reporting this name →
Custodian BELLTOWER FUND GROUP, LTD SEATTLE, Washington, United States Related to adviser: Yes Other funds reporting this name →
Marketer AL ADVISORS MANAGEMENT INC SAN FRANCISCO, California, United States Related to adviser: Yes Other funds reporting this name →
Provider details
Annual audit
No
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes
Fund details & source
Fund ID
805-3209155652
Reported beneficial owners
20
Minimum commitment
$1K
Form D file number
021-527017

Form ADV 2047221 · Mar 24, 2026 · Schedule D 7.B.(1)

Reported by PLATFORM ADVISOR, LLC (CRD 167700).

Annual Updating Amendment ERA Report · fiscal year 2025.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

Services & filing details

Showing values from the selected filing. Latest observed filing does not establish current registration status.

Filing history · 5 annual filings

Adviser-level financial and staffing figures are unavailable in these annual filings. Select a filing to view its reported funds and providers.

Reported services

Not reported in these imported fields

Compensation

Not reported in these imported fields

Principal office

301 N. MARKET STREET
WILMINGTON, DE, 19801, United States

CRD 167700

Filing source

Form ADV 2047221 · Mar 24, 2026 · Items 1 & 5

Reported by PLATFORM ADVISOR, LLC (CRD 167700).

Annual Updating Amendment ERA Report · fiscal year 2025.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.