Exhibit 99
JOINT FILING AGREEMENT
In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with each other on behalf of each of them of such a statement on Schedule 13G with respect to the common stock beneficially owned by each of them of Spartan Acquisition Sponsor III LLC. This Joint Filing Agreement shall be included as an Exhibit to such Schedule 13G.
IN WITNESS WHEREOF, the undersigned hereby execute this Joint Filing Agreement as of the 16th day of February, 2021.
| Spartan Acquisition Sponsor II LLC |
| | | | | | | |
| By: | AP Spartan Energy Holdings II, L.P., |
| | its sole member |
| | | | | | | |
| | By: | Apollo ANRP Advisors III, L.P., |
| | | its general partner |
| | | | | | | |
| | | By: | Apollo ANRP Capital Management III, LLC, |
| | | | its general partner |
| | | | | | | |
| | | | By: | APH Holdings, L.P., |
| | | | | its sole member |
| | | | | | | |
| | | | | By: | Apollo Principal Holdings III GP, Ltd., |
| | | | | | its general partner |
| | | | | | | |
| | | | | | By: | /s/ Joseph D. Glatt |
| | | | | | Name: | Joseph D. Glatt |
| | | | | | Title: | Vice President |
| AP Spartan Energy Holdings II, L.P. |
| | | | | | |
| By: | Apollo ANRP Advisors III, L.P., |
| | its general partner |
| | | | | | |
| | By: | Apollo ANRP Capital Management III, LLC, |
| | | its general partner |
| | | | | | |
| | | By: | APH Holdings, L.P., |
| | | | its sole member |
| | | | | | |
| | | | By: | Apollo Principal Holdings III GP, Ltd., |
| | | | | its general partner |
| | | | | | |
| | | | | By: | /s/ Joseph D. Glatt |
| | | | | Name: | Joseph D. Glatt |
| | | | | Title: | Vice President |
| Apollo ANRP Advisors III, L.P. |
| | | | | |
| By: | Apollo ANRP Capital Management III, LLC, |
| | its general partner |
| | | | | |
| | By: | APH Holdings, L.P., |
| | | its sole member |
| | | | | |
| | | By: | Apollo Principal Holdings III GP, Ltd., |
| | | | its general partner |
| | | | | |
| | | | By: | /s/ Joseph D. Glatt |
| | | | Name: | Joseph D. Glatt |
| | | | Title: | Vice President |
| Apollo ANRP Capital Management III, LLC |
| | | | |
| By: | APH Holdings, L.P., |
| | its sole member |
| | | | |
| | By: | Apollo Principal Holdings III GP, Ltd., |
| | | its general partner |
| | | | |
| | | By: | /s/ Joseph D. Glatt |
| | | Name: | Joseph D. Glatt |
| | | Title: | Vice President |
| APH Holdings, L.P. |
| | | |
| By: | Apollo Principal Holdings III GP, Ltd., |
| | its general partner |
| | | |
| | By: | /s/ Joseph D. Glatt |
| | Name: | Joseph D. Glatt |
| | Title: | Vice President |
| Apollo Principal Holdings III GP, Ltd. |
| | |
| By: | /s/ Joseph D. Glatt |
| Name: | Joseph D. Glatt |
| Title: | Vice President |