# Grant Allen

Grant Allen of Red Hill, C3 appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 5 filing roles across Form D (4), Form ADV (1).

## Filings (5)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| — | Form ADV | [WIDMANN, SIFF & CO., INC.](https://search.stillhousedata.com/firm/18196) | SHAREHOLDER | HAVERFORD, PA |
| 2022-12-30 | Form D | [Natel Energy, Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1470101&type=&dateb=&owner=include&count=40) | Director | ALAMEDA, CA |
| 2011-12-21 | Form D | [GreenVolts, Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1380259&type=&dateb=&owner=include&count=40) | Director | FREMONT, CA |
| 2021-10-20 | Form D | [WattB, Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1764307&type=&dateb=&owner=include&count=40) | Director | BELLEVUE, WA |
| 2023-08-04 | Form D | [PLOTLOGIC, INC.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1916591&type=&dateb=&owner=include&count=40) | Director | Red Hill, C3 |


---

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.