Exhibit 99.3 - Joint Filers’ Signatures
WARBURG PINCUS PRIVATE EQUITY IX, L.P.
By: Warburg Pincus IX GP L.P., its General Partner
By: WPP GP LLC, its General Partner
By: Warburg Pincus Partners, L.P., its Managing Member
By: Warburg Pincus Partners GP LLC, its General Partner
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WARBURG PINCUS PRIVATE EQUITY X O&G, L.P.
By: Warburg Pincus X, L.P., its General Partner
By: Warburg Pincus X GP L.P., its General Partner
By: WPP GP LLC, its General Partner
By: Warburg Pincus Partners, L.P., its Managing Member
By: Warburg Pincus Partners GP LLC, its General Partner
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WARBURG PINCUS X PARTNERS, L.P.
By: Warburg Pincus X, L.P., its General Partner
By: Warburg Pincus X GP L.P., its General Partner
By: WPP GP LLC, its General Partner
By: Warburg Pincus Partners, L.P., its Managing Member
By: Warburg Pincus Partners GP LLC, its General Partner
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WARBURG PINCUS X, L.P.
By: Warburg Pincus X GP L.P., its General Partner
By: WPP GP LLC, its General Partner
By: Warburg Pincus Partners, L.P., its Managing Member
By: Warburg Pincus Partners GP LLC, its General Partner
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WARBURG PINCUS IX GP L.P.
By: WPP GP LLC, its General Partner
By: Warburg Pincus Partners, L.P., its Managing Member
By: Warburg Pincus Partners GP LLC, its General Partner
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WARBURG PINCUS X GP L.P.
By: WPP GP LLC, its General Partner
By: Warburg Pincus Partners, L.P., its Managing Member
By: Warburg Pincus Partners GP LLC, its General Partner
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WPP GP LLC
By: Warburg Pincus Partners, L.P., its Managing Member
By: Warburg Pincus Partners GP LLC, its General Partner
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WARBURG PINCUS PARTNERS, L.P.
By: Warburg Pincus Partners GP LLC, its General Partner
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WARBURG PINCUS PARTNERS GP LLC
By: Warburg Pincus & Co., its Managing Member
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |
WARBURG PINCUS & CO.
By: | /s/ Robert B. Knauss | | Date: | 11/20/2020 |
| Name: Robert B. Knauss | | |
| Title: Partner | |