| Contributing firm | Author(s) |
| Argentina | |
| Lawyer | Fernando Fresco |
| CNP | Dario Lamanna |
| Maciel Norman & Asociados | Mariana Ardizzone |
| Perez Alati Grondona Benites Arntsen & Martinez De Hoz (h) | Tomás Lanardonne |
| YPF SA | Eduardo Andrés Pigretti |
| Bolivia | |
| Stejskal & Asociados | Pablo Stejskal |
| Brazil | |
| Institute of Economics Federal University of Rio de Janeiro | Edmar Luiz Fagundes de Almeida |
| L O Baptista Advogados Associados S/C | Danielle Ludwig |
| Marcio Silva Pereira | |
| Machado Meyer Sendacz e Opice Advogados | José Ribeiro do Prado Jr |
| José Virgilio Lopes Enei | |
| Pedro Jardim | |
| Machado, Meyer, Sendacz e Opice | Daniel Szyfman |
| Petra Energia SA | Winston Fritsch |
| Pinheiro Neto Advogados | Décio Pio Borges de Castro |
| Marcelo Viveiros de Moura | |
| Prysma E&T Consultores | Sylvie D'Apote |
| Chile | |
| Kast Pinochet & Cia Abogados | Francisco Pinochet Cantwell |
| Colombia | |
| Sanclemente Fernandez Abogados SA | Diana Sanclemente Arenas |
| Ecuador | |
| Paz Horowitz | Ernesto Velasco |
| Javier Robalino Orellana | |
| Rafael Valdivieso | |
| England | |
| Ashurst LLP | Angela Pearson |
| Mark Clarke | |
| Boies, Schiller & Flexner LLP | Prateek Swaika |
| Finland | |
| University of Eastern Finland | Kaisa Huhta |
| Kim Talus | |
| Mexico | |
| Centro de Investigacion y Docencia Economicas (CIDE) | Miriam Grunstein Dickter |
| Peru | |
| SK Innovation | David Sáenz |
| Giancarlo Guardia | |
| Portugal | |
| University of Eastern Finland Morais Leitão Galvão Teles Soares da Silva & Associados | Eduardo G Pereira |
| USA | |
| Clovis Trevino | Clovis Trevino |
| DLA Piper LLP | Gabriela Rachadell de Delgado |
| María Cecilia Rachadell | |
| Foley & Lardner LLP | Aaron G Murphy |
| King & Spalding LLP | Vera De Gyarfas |
| Mayer Brown LLP | José L Valera |
| Venezuela | |
| Despacho de Abogados Miembros de Norton Rose Fulbright SC | Elisabeth Eljuri |
| DLA InterJuris Abogados SC | Luisa Arnal Machado |
