# Mark Neville Williamson

Mark Neville Williamson appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 2 filing roles across Form ADV (2).

## Filings (2)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| 2026-01-26 | Form ADV | [BALLENTINE PARTNERS, LLC](https://search.stillhousedata.com/firm/152802) | ELECTED MANAGER | WALTHAM, MA |
| 2025-03-31 | Form ADV | [CALERA CAPITAL ADVISORS, LP](https://search.stillhousedata.com/firm/158050) | MANAGING PARTNER | SAN FRANCISCO, CA |


---

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.