Michael James Castro is listed as Principal at Marin Wealth Advisors LLC on SEC Form ADV.
Form ADV reports a beneficial ownership band of 10-25%.
| Title | Principal |
| Ownership | 10-25% |
| Control person | No |
| Since | 2019 |
| Title | Managing Partner |
| Ownership | 50-75% |
| Control person | Yes |
| Since | 2025 |