David Andrew Clapper is listed as Vice President, Secretary, Chief Operations Officer at Mainline Investment Advisers, LLC on SEC Form ADV.
Form ADV reports a beneficial ownership band of Under 5%.
| Title | Vice President, Secretary, Chief Operations Officer |
| Ownership | Under 5% |
| Control person | Yes |
| Since | 2011 |
| Title | Vice President, Secretary |
| Ownership | Under 5% |
| Control person | Yes |
| Since | 2010 |
| Title | Member/Partner And Minority Owner |
| Ownership | 25-50% |
| Control person | Yes |
| Since | 2011 |