Alverley Investments Limited and Germen Properties Ltd v. Romania, ICSID Case No. ARB/18/30
Amadeus Group and Amadeus Development DOOEL v. Republic of North Macedonia, ICSID Case No. ARB/23/35
Ambiente Ufficio S.p.A. and others v. Argentine Republic, ICSID Case No. ARB/08/9 (formerly Giordano Alpi and others v. Argentine Republic)
Amec Foster Wheeler USA Corporation, Process Consultants, Inc., and Joint Venture Foster Wheeler USA Corporation and Process Consultants, Inc. v. Republic of Colombia, ICSID Case No. ARB/19/34
América Móvil S.A.B. de C.V. v. Republic of Colombia, ICSID Case No. ARB(AF)/16/5
American Manufacturing & Trading, Inc. v. Republic of Zaire, ICSID Case No. ARB/93/1 
Amerra Capital Management LLC and others v. United Mexican States, ICSID Case No. UNCT/23/1
Amir Masood Taheri v. United Arab Emirates, ICSID Case No. ARB/21/19
Amlyn Holding B.V. v. Republic of Croatia, ICSID Case No. ARB/16/28
Ampal-American Israel Corporation and others v. Arab Republic of Egypt, ICSID Case No. ARB/12/11