Caenge S.A. Construção, Administração e Engenharia was founded in 1979. It is the result of a company idealized by Cássio Aurélio Branco Gonçalves, a civil engineer. In addition to founding and directing the company, Mr. Gonçalves was also president of Brasilia’s Federation of Industries (Federação das Indústrias de Brasília - Fibra) and of SEBRAE. Both of these experiences greatly broadened his horizons and slowly staked firm ground in Brasilia’s market as a result of the stern attitude and high-level of experience of its leaders. The company was first involved with public contractors and then made way into other endeavors for which it became highly recognized. These endeavors include civil construction, services, and solutions in engineering including those in the environmental scope of action. CAENGE works in several sectors of civil engineering. These areas include: construction services, basic sanitation, infrastructure, drainage, asphalt pavement, urbanization, and real estate buildings and incorporations - for both the company itself and for third parties. The company also works in outsourcing public services and in managing its own real estate and that belonging to third parties. To satisfy the needs of our clients by offering quality buildings, profitable deals, excellent services, and a wide array of engineering and environmental solutions. To make sure our products and services respect nature and promote economic development, company growth and that of its partners and collaborators. Our products and services are aimed at perfection down to every detail. CAENGE Ambiental carries out projects that allow for environmental preservation. Its measures are focused on the management of solid urban waste and on the environmental recovery of degraded areas. CAENGE Ambiental has been active since 1997 and has vast experience in gathering residues manually and mechanically, preserving green areas, and also in collecting, transporting and disposing solid urban waste.

CAENGE Ambiental has been gaining national recognition as a result of the development of sustainable solutions that place priority on social inclusion and on the technical innovation of the waste treatment processes. The waste treatment process enhances the use of recyclable resources and expands the usage period of land-fills. CAENGE Ambiental has been making use of CAENGE's notable experience in basic sanitation and has been gaining specialization in carrying out projects aimed at the environmental recovery of degraded urban and rural areas. In regards to reforestation, CAENGE Ambiental has its own facilities to control the entire process of producing seedlings of native plants and organic fertilizers. With this, it can offer products whose quality is ensured. Continuous improvement in customer satisfaction and the quality of engineering, in harmony with clients, partners and the environment. CAENGE has a vast portfolio. In it, one can see that CAENGE is always concerned about resenting the best - both in regards to rational and innovative solutions, as well as in regards to functional details. These qualities can be found in hospitals, schools, commercial, industrial, and residential buildings, pavement and drainage services, as well as in reservoirs and water distribution networks. CAENGE has a highly qualified and experienced team to carry out services in all of its spheres of action. Together, hundreds of professionals from the technical, administrative and construction site employees form a competent team that ensures success to the company's business. CAENGE has significantly increased its participation in the real estate market. In this field of action, the company constructs its own buildings and those of third parties, renders consulting services for the commercialization of buildings, and establishes partnerships that make large-scale undertakings possible. The company's versatility (commercial suites, studio apartments, low-income and luxury residential apartments) in the real-estate sector is present in the Federal District's Plano Piloto and in several of its surrounding cities. When CAENGE projects new undertakings, it is always concerned about optimizing the financial profits for its clients and for investors and also for the reduction of maintenance costs. Customer satisfaction is one of CAENGE's constant concerns in all of its undertakings. This fact is not only stated in the company's strategic planning, but is also evident in its innumerous finished projects. The company's focus on the excellence of services it renders has resulted in a significant clientele portfolio. Company clients include companies and public and private institutions such as governmental organizations, cooperatives, associations, embassies, and financial institutions. Rendering construction services that are compatible with the highest available standards is one of CAENGE's top priorities. This fact is supported by the many certifications the company has conquered such as the ISO 9001-2000 and the A mark in the Brazilian Program for Habitational Quality and Productivity (Programa Brasileiro de Qualidade e Produtividade no Habitat - PBQP-H) instituted by the Federal Government. These prizes were awarded by the Bureau Veritas Quality International (BVQI) - a world leader in certification. The prizes not only reflect the company's efforts in striving for quality but also its rendering of services in such a way as to exceed customer expectations. In order to meet its objectives, CAENGE uses modern management processes. Many advantages emerged from the implementation of safety programs, productivity optimization, and the improvement of well-being in the work place. Some of these advantages include cleaner, safer, and more economic construction sites, reduction of health risks faced by employees, and greater professional commitment on their behalf.