# Donna Marie Rittershausen

Donna Marie Rittershausen appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 3 filing roles across Form ADV (3).

## Filings (3)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| 2025-07-16 | Form ADV | [KOSS-OLINGER CONSULTING, LLC.](https://search.stillhousedata.com/firm/111855) | CHIEF COMPLIANCE OFFICER | GAINESVILLE, FL |
| 2026-01-09 | Form ADV | [OZE CAPITAL LLC](https://search.stillhousedata.com/firm/327276) | CHIEF COMPLIANCE OFFICER | FLORHAM PARK, NJ |
| 2025-11-12 | Form ADV | [MAINLINE INVESTMENT ADVISERS, LLC](https://search.stillhousedata.com/firm/159045) | CHIEF COMPLIANCE OFFICER | WYNNEWOOD, PA |


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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.