| Group | | Functional currency | | Ownership interest Ecopetrol | | Activity | | Country/Domicile | | Geographic area of operations | | Equity, net | | Profit (loss) of the year | | Total assets | | Total liabilities | | |||||
| Associates | | | | | | | | | | | | | | | | | | | | | | | | |
| Invercolsa SA (*) | | Colombian Peso | | | 43 | % | Holding with investments in transport and distribution of natural gas and LPG | | Colombia | | Colombia | | | 516,640 | | | 84,628 | | | 560,368 | | | 43,728 | |
| Serviport SA (*) | | Colombian Peso | | | 49 | % | Services for the support of loading and unloading of oil ships, supply of equipment, technical inspections and load measurements | | Colombia | | Colombia | | | 20,212 | | | 2,031 | | | 70,966 | | | 50,754 | |
| Sociedad Portuaria Olefinas y Derivados S.A. (*) | | Colombian Peso | | | 50 | % | Construction, use, maintenance and administration of port facilities, ports, private docks. | | Colombia | | Colombia | | | 2,847 | | | 178 | | | 3,189 | | | 342 | |
| Joint Ventures | | | | | | | | | | | | | | | | | | | | | | | | |
| Equion Energy Limited | | U.S. Dollar | | | 51 | % | Exploration, exploitation and production of hydrocarbons | | United Kingdom | | Colombia | | | 1,336,811 | | | 253,709 | | | 1,865,776 | | | 528,965 | |
| Ecodiesel Colombia SA (*) | | Colombian Peso | | | 50 | % | Production, marketing and distribution of biofuels and oleo chemicals | | Colombia | | Colombia | | | 76,766 | | | 13,236 | | | 128,420 | | | 51,654 | |
| Offshore International Group (*) | | U.S. Dollar | | | 50 | % | Exploration, development, production and processing of hydrocarbons | | United States | | Peru | | | 1,007,754 | | | (178,280) | | | 1,858,013 | | | 850,259 | |