| Document | Pays | Année | Ressource | Type de contrat | |
|---|---|---|---|---|---|
|
Vetra Exploracion Y Produccion Colombia S.A.S., Amerisur Exploracion Colombia Limitada Antes Chaco Exploracion Colombia, Concession, 2011
|
Colombie
|
2011 |
|
|
|
|
Vetra Exploracion Y Produccion Colombia S.A.S., Canacol Energy Colombia S.A.S., Concession, 2009
|
Colombie
|
2009 |
|
|
|
|
Vetra Exploracion Y Produccion Colombia S.A.S., Southeast Investment Corporation, Gran Tierra International (Colombia) Corp Sucursal – Cancelada, Concession, 2008
|
Colombie
|
2008 |
|
|
|
|
Vetra Exploracion Y Produccion Colombia S.A.S., Gran Tierra International (Colombia) Corp Sucursal – Cancelada, Concession, 2008
|
Colombie
|
2008 |
|
|