---
title: "QCS Co-Invest Aggregator, L.P. SEC filings"
url: https://altstreet.investments/edgar/2021365
kind: edgar-entity
updated: 2026-11-14
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.
---

# QCS Co-Invest Aggregator, L.P.: SEC filings and what they report

QCS Co-Invest Aggregator, L.P. is a Delaware-organized pooled investment fund filing an original (non-amendment) Form D, structured as a co-investment vehicle under a general partner chain tied to DHM Technology Opportunities Fund II GP entities, with Sean Welch listed as executive officer. The filing is pre-open with no disclosed total amount sold, investor count, or minimum investment, and claims both 506(b) and 3(c) exemptions. No parent platform or related sibling entities are currently matched in AltStreet's database.

| Field | Value |
| --- | --- |
| Entity | QCS Co-Invest Aggregator, L.P. |
| CIK | 2021365 |
| Filing family | 506(b), 3(c) |
| Entity type | co invest |
| Manager (as filed) | DHM Partners |
| Newest fact-bearing filing | November 12, 2026, accession 0001470831-26-000992 |
| Total sold (as reported) | $0 |
| Investors (as reported) | 0 |
| Vintage | 2026 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| General Partner DHM Technology Opportunities Fund II GP, Limited Partnership | Promoter |
| General Partner of the General Partner DHM Technology Opportunities Fund II GP, LLC | Promoter |
| Sole Member of the General Partner of the General Partner DHM Partners LLC | Promoter |
| Sean Welch | Executive Officer |


## Filings (2 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| November 12, 2026 | D | Form D | https://www.sec.gov/Archives/edgar/data/2021365/000147083126000992/ |
| April 22, 2025 | D | Form D | https://www.sec.gov/Archives/edgar/data/2021365/000202136525000001/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/2021365
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0002021365&owner=include&count=40
- Signal history, evidence passages and the entity graph are AltStreet Terminal features: https://altstreet.investments/terminal

---

Source page: https://altstreet.investments/edgar/2021365
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.