Michael Stephen McCarthy is listed as Cco/Coo/Managing Member at Essex Investment Management Company, LLC on SEC Form ADV.
Form ADV reports a beneficial ownership band of Under 5%.
| Title | Cco/Coo/Managing Member |
| Ownership | Under 5% |
| Control person | Yes |
| Since | 2012 |
| Title | Owner |
| Ownership | Over 75% |
| Control person | Yes |
| Since | 2015 |