Exhibit A
JOINT FILING AGREEMENT
We, the signatories of the statement to which this Joint Filing Agreement is attached, hereby agree that such statement is filed, and any amendments thereto filed by any or all of us, will be filed on behalf of each of us.
Dated:
| July 1, 2021 | SALTCHUK RESOURCES, INC. |
| | |
| | /s/ Steven E. Giese |
| | By: Steven E. Giese Title: Senior V.P. and CFO |
| | |
Dated:
| July 1, 2021 | SALTCHUK HOLDINGS, INC. |
| | |
| | /s/ Steven E. Giese |
| | By: Steven E. Giese Title: Senior V.P. and CFO |
| | |
