Synergy Group Corp. is a South American conglomerate created and owned by Germán Efromovich. The group is headquartered in Rio de Janeiro, Brazil.[1] It operates several airlines in South America, among which are Avianca Group (formerly Avianca Holdings & AviancaTaca Holding), with a 66.66% stake,[2] and is active in the exploration of oil and natural gas throughout the region. Additionally, it operates hydroelectric power plants, participates in the construction of telecommunications infrastructure, shipbuilding and technical inspections, radiochemistry, radiopharmaceuticals, agriculture and hospitality.[3]
Synergy Group had integrated the airlines and companies of TACA Airlines with Avianca under a holding company, Avianca Holdings.