Exhibit 99.1
Joint Filing Agreement
This will confirm the agreement by and among all the undersigned that the Amendment 1 to Original Schedule 13D filed on or about this date and any amendments thereto with respect to the beneficial ownership by the undersigned of shares of common stock, par value $0.01 per share, of TCG BDC II, Inc. is being filed on behalf of each of the undersigned in accordance with Rule 13d-1(k)(1). This agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument.
Dated: June 19, 2019
| THE NATIONAL COMMERCIAL BANK |
| By: | /s/ Ali Shubbar |
| Name: Ali Shubbar | |
Title: Head, Treasury Operations & Bahrain Operations |
| NCB CAPITAL COMPANY |
| By: | /s/ Wasim Fasihaldin |
| Name: Wasim Fasihaldin | |
| Title: Chief Financial Officer |