# GPC Partners III (Duo) Coinvest Parallel-A, L.P. — Form D

GPC Partners III (Duo) Coinvest Parallel-A, L.P. of GREENWICH, CT, a pooled investment fund, filed a Form D exempt-offering notice with the SEC on 2026-03-05. $50.0M was reported sold. Industry: Pooled Investment Fund.

## Offering

- Filed: 2026-03-05
- Form: D
- Accession: 0002109599-26-000003
- Industry: Pooled Investment Fund
- Exemptions: 06b, 3C, 3C.1, 3C.7
- Amount sold: $50.0M
- Investors: 1
- Date of first sale: 2026-02-25
- Security types: equity, fund interests
- Revenue range: Decline to Disclose
- SEC file number: 021-575584

## Issuer

- Name: GPC Partners III (Duo) Coinvest Parallel-A, L.P.
- CIK: 0002109599
- Entity type: Limited Partnership
- Jurisdiction: DELAWARE
- Incorporated: 2026
- Address: 660 STEAMBOAT ROAD, FIRST FLOOR, GREENWICH, CT, 06830
- Phone: 203-742-0200

## Officers, directors & promoters (2)

| Name | Role | Location |
| --- | --- | --- |
| Lewis A. Sachs | Executive Officer | Chevy Chase, MD |
| Lewis A. Sachs | Promoter | Chevy Chase, MD |

## More

- [CIK 2109599 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2109599&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0002109599-26-000003.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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