Global emerging markets investor Capital International Private Equity Funds (CIPEF), via Capital International Private Equity Fund VI, and  U.S. and Latin America-focused private equity investment firm ACON Investments, via ACON Latin America Opportunities Fund, have jointly acquired Vetra Energia, a Colombia-based, privately-held oil producer. Vetra controls exploration and production concessions in Colombia’s Putumayo, Llanos and Middle Magdalena Basins. Financial details of the transaction were not disclosed.