# Mark J Duggan

Mark J Duggan appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 9 filing roles across Form D (8), Form ADV (1).

## Filings (9)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| 2025-03-27 | Form ADV | [AMG FUNDS LLC](https://search.stillhousedata.com/firm/153456) | MANAGING DIRECTOR, SENIOR COUNSEL | STAMFORD, CT |
| 2015-10-08 | Form D | [AMG Pantheon Private Equity Fund, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1609211&type=&dateb=&owner=include&count=40) | Executive Officer | NORWALK, CT |
| 2025-01-10 | Form D | [AMG Pantheon Master Fund, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1609212&type=&dateb=&owner=include&count=40) | Executive Officer | STAMFORD, CT |
| 2025-01-10 | Form D | [AMG Pantheon Subsidiary Fund, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1773572&type=&dateb=&owner=include&count=40) | Executive Officer | GREENWICH, CT |
| 2025-01-10 | Form D | [AMG Pantheon Lead Fund, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1869630&type=&dateb=&owner=include&count=40) | Executive Officer | STAMFORD, CT |
| 2025-01-10 | Form D | [AMG Pantheon Credit Solutions Subsidiary Fund, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2027713&type=&dateb=&owner=include&count=40) | Executive Officer | STAMFORD, CT |
| 2025-01-10 | Form D | [AMG Pantheon Credit Solutions Lead Fund, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2028274&type=&dateb=&owner=include&count=40) | Executive Officer | STAMFORD, CT |
| 2025-07-18 | Form D | [AMG Pantheon Infrastructure Lead Fund, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2069275&type=&dateb=&owner=include&count=40) | Executive Officer | STAMFORD, CT |
| 2025-07-18 | Form D | [AMG Pantheon Infrastructure Subsidiary Fund, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2069150&type=&dateb=&owner=include&count=40) | Executive Officer | STAMFORD, CT |


---

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.