---
title: "Charter Oak Carbon Fund I LP SEC filings"
url: https://altstreet.investments/edgar/1957126
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.
---

# Charter Oak Carbon Fund I LP: SEC filings and what they report

Charter Oak Carbon Fund I LP is a Delaware limited partnership that filed under Regulation D Rule 506(b), raising $144.9 million from 31 investors with a $1.0 million minimum investment. The filing was submitted December 13, 2022, with Heath Watkin and Brad Walker listed as executive officers, directors, and promoters. This is an original filing for a carbon/climate-focused fund vehicle.

| Field | Value |
| --- | --- |
| Entity | Charter Oak Carbon Fund I LP |
| CIK | 1957126 |
| Filing family | 506(b) |
| Entity type | fund vehicle |
| Manager (as filed) | Charter Oak Carbon Fund |
| Platform | Charter Oak Carbon Fund I LP (https://altstreet.investments/platforms/charter-oak-carbon-fund-i-lp) |
| Newest fact-bearing filing | December 13, 2022, accession 0001957126-22-000001 |
| Total offering amount (as filed) | $300,000,000 |
| Total sold (as reported) | $144,940,000 |
| Investors (as reported) | 31 |
| Minimum investment (as filed) | $1,000,000 |
| Vintage | 2022 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| Heath Watkin | Executive Officer, Director, Promoter |
| Brad Walker | Executive Officer, Director, Promoter |


## Filings (1 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| December 13, 2022 | D | Form D | https://www.sec.gov/Archives/edgar/data/1957126/000195712622000001/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/1957126
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001957126&owner=include&count=40
- Other issuers on Charter Oak Carbon Fund I LP: https://altstreet.investments/deals/platform/charter-oak-carbon-fund-i-lp
- 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/1957126
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.