William James Rossi appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. William James Rossi appears on 1 filing role across Form ADV (1).
| Filed | Source | Entity | Role | Location |
|---|---|---|---|---|
| 2025-12-11 | Form ADV | KOSS-OLINGER CONSULTING, LLC. | MEMBER | GAINESVILLE, FL |