| Year | Firm | Client | Income | Doc |
|---|---|---|---|---|
| 2018 4th Quarter - Termination |
NATIONAL INDUSTRIAL SAND ASSOCIATION | NATIONAL INDUSTRIAL SAND ASSOCIATION | — | |
| 2018 3rd Quarter - Report |
NATIONAL INDUSTRIAL SAND ASSOCIATION | NATIONAL INDUSTRIAL SAND ASSOCIATION | — | |
| 2018 2nd Quarter - Report |
NATIONAL INDUSTRIAL SAND ASSOCIATION | NATIONAL INDUSTRIAL SAND ASSOCIATION | — | |
| 2018 1st Quarter - Report |
NATIONAL INDUSTRIAL SAND ASSOCIATION | NATIONAL INDUSTRIAL SAND ASSOCIATION | — |