---
title: "Pier 88 Growth Equity Fund IV - Hydro-Blok LP SEC filings"
url: https://altstreet.investments/edgar/2034994
kind: edgar-entity
updated: 2026-07-31
publisher: AltStreet (https://altstreet.investments)
license: Public factual pages may be read, quoted and cited with attribution and a link. Bulk redistribution is not permitted.
---

# Pier 88 Growth Equity Fund IV - Hydro-Blok LP: SEC filings and what they report

Pier 88 Growth Equity Fund IV - Hydro-Blok LP is a Delaware pooled investment fund that has raised $8.7M from 109 investors under exemptions 506(b) and 3(c)(1). This amended filing was submitted August 29, 2025, by a management team including Pier 88 Growth Equity Management LLC, Andina Capital Partners LLC, and executives Mitch McCullough, Zeb Lowe, and Brett Belliston. Minimum investment is not disclosed on the filing.

| Field | Value |
| --- | --- |
| Entity | Pier 88 Growth Equity Fund IV - Hydro-Blok LP |
| CIK | 2034994 |
| Filing family | 506(b), 3(c)(1) |
| Entity type | fund vehicle |
| Manager (as filed) | Pier 88 Growth Equity |
| Newest fact-bearing filing | August 29, 2025, accession 0002034994-25-000002 |
| Total sold (as reported) | $8,716,700 |
| Investors (as reported) | 109 |
| Vintage | 2025 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| N/A Pier 88 Growth Equity Management LLC | Executive Officer |
| Mitch McCullough | Executive Officer |
| N/A Andina Capital Partners, LLC | Executive Officer |
| Zeb Lowe | Executive Officer |
| Brett Belliston | Executive Officer |


## Filings (2 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| August 29, 2025 | D/A | Form D | https://www.sec.gov/Archives/edgar/data/2034994/000203499425000002/ |
| August 28, 2024 | D | Form D | https://www.sec.gov/Archives/edgar/data/2034994/000203499424000002/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/2034994
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0002034994&owner=include&count=40
- Signal history, evidence passages and the entity graph are AltStreet Terminal features: https://altstreet.investments/terminal

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Source page: https://altstreet.investments/edgar/2034994
Machine index: https://altstreet.investments/llms.txt
AltStreet reads what platforms, funds and issuers file with the SEC and what they tell investors, and publishes the difference. Figures are as filed or as captured on the date stated; nothing here is investment advice.