# Marvin L White

Marvin L White of Seattle, WA appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 2 filing roles across Form ADV (1), Form D (1).

## Filings (2)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| 2025-04-01 | Form ADV | [SPRINGROCK MANAGEMENT](https://search.stillhousedata.com/firm/310447) | BOARD OF DIRECTORS TREASURER | SEATTLE, WA |
| 2026-08-26 | Form D | [Aptevo Therapeutics Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1671584&type=&dateb=&owner=include&count=40) | Related Person | Seattle, WA |


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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.