# MDS 2021-Marcellus Shale Development, LP — Form D/A

MDS 2021-Marcellus Shale Development, LP of PITTSBURGH, PA, a company, filed a Form D amendment with the SEC on 2021-12-27. The offering totals $172.5M, of which $88.9M was reported sold. Industry: Oil and Gas.

## Offering

- Filed: 2021-12-27
- Form: D/A
- Accession: 0001858675-21-000002
- Industry: Oil and Gas
- Exemptions: 06b
- Total offering: $172.5M
- Amount sold: $88.9M
- Remaining: $83.6M
- Minimum investment: $20K
- Investors: 905
- Date of first sale: 2021-06-25
- Security types: equity
- Revenue range: Decline to Disclose
- SEC file number: 021-401365

## Issuer

- Name: MDS 2021-Marcellus Shale Development, LP
- CIK: 0001858675
- Entity type: Limited Partnership
- Jurisdiction: DELAWARE
- Incorporated: 2017
- Address: 603 STANWIX STREET, PITTSBURGH, PA, 15222
- Phone: 742-919-8804

## Officers, directors & promoters (12)

| Name | Role | Location |
| --- | --- | --- |
| - MDS Energy Development, LLC | Director | Pittsburgh, PA |
| - MDS Energy Development, LLC | Executive Officer | Pittsburgh, PA |
| - MDS Energy Development, LLC | Promoter | Pittsburgh, PA |
| Zachary J Avi | Executive Officer | Pittsburgh, PA |
| Michael S Knapp | Executive Officer | Pittsburgh, PA |
| Woody S Soemantoro | Executive Officer | Pittsburgh, PA |
| Richard S Saadeh | Executive Officer | Pittsburgh, PA |
| Michael D Snyder | Executive Officer | Pittsburgh, PA |
| Michael D Snyder | Promoter | Pittsburgh, PA |
| Adam W Zellman | Executive Officer | Pittsburgh, PA |
| Randall L Morris, Jr. | Executive Officer | Pittsburgh, PA |
| Heather W Laney | Executive Officer | Pittsburgh, PA |

## Other filings by this issuer (2)

| Filed | Form | Offering | Sold |
| --- | --- | --- | --- |
| [2022-03-15](https://search.stillhousedata.com/formd/0001858675-22-000001) | D/A | $172.5M | $147.2M |
| [2021-06-02](https://search.stillhousedata.com/formd/0001858675-21-000001) | D | $150.0M | — |

## More

- [CIK 1858675 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1858675&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0001858675-21-000002.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.
