Astrida Benita Carrizosa v. Republic of Colombia, ICSID Case No. ARB/18/5
ATA Construction, Industrial and Trading Company v. The Hashemite Kingdom of Jordan, ICSID Case No. ARB/08/2
Attila Dogan Construction and Installation Co. v. The Sultanate of Oman 
Aura Energy Limited v. Sweden
Austrian Airlines v. The Slovak Republic, UNCITRAL
AWG Group Ltd. v. The Argentine Republic, UNCITRAL
Axiata Group v. India
Ayat Nizar Raja Sumrain and others v. State of Kuwait, ICSID Case No. ARB/19/20
Azpetrol International Holdings B.V., Azpetrol Group B.V. and Azpetrol Oil Services Group B.V. v. The Republic of Azerbaijan, ICSID Case No. ARB/06/15
Azurix Corp. v. The Argentine Republic, ICSID Case No. ARB/01/12