Aenza SAA has four operating segments. Engineering and construction segment includes traditional engineering services such as structural, civil and design engineering, and architectural planning to advanced specialties.  Energy includes the activities of exploration, exploitation, production, treatment, and sale of oil, separation, and sale of natural gas and its derivatives. Infrastructure segment has long-term concessions or similar contractual arrangements , a wastewater treatment plant in Lima, four producing oil fields, a gas processing plant and operation and maintenance services  Real Estate segment develops and sells homes targeted to low and middle-income population sectors.  Parent Company Operations corresponds to services provided to related entities of the Corporation.