National Commercial Bank SC 13D/A Beneficial ownership report (amended)

Exhibit 99.1

Joint Filing Agreement

This will confirm the agreement by and among all the undersigned that the Amendment 2 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: August 6, 2019

THE NATIONAL COMMERCIAL BANK

By:  /s/ Reem Al-Majed

Name: Reem Al-Majed
Title: Treasurer – Bahrain Branch
By:	/s/ Ahmed H. Mousa
Name: Ahmed H. Mousa
Title: General Manager – Bahrain Branch
NCB CAPITAL COMPANY

By:  /s/ Abdullah Alnahdi

Name: on behalf of Wisam Fasihaldin

Title: Chief Finance Officer