About the case

Companhia Energética de Minas Gerais (Cemig) was founded in 1952 under the leadership of then-Governor of Minas Gerais, Juscelino Kubitschek de Oliveira. Today, it stands out as one of the leading integrated companies in the electric power sector in South America, both in terms of customer base and network, equipment, and facilities coverage, ranking among the largest in Latin America.

The Cemig group consists of an impressive network of over 103 companies, 9 consortia, and 2 Investment Funds, showcasing its strength and reach. As a publicly traded company, its administration is controlled by the Government of the State of Minas Gerais, with over 200,000 shareholders from 39 countries around the globe. The company’s value is reflected in its shares, traded on prestigious stock exchanges including B3, New York Stock Exchange, and Madrid Stock Exchange.


To implement effective centralization and standardization in the access control system for approximately 25,000 Cemig employees in Minas Gerais. This involves generating highly detailed managerial reports and ensuring absolute security of the involved data.


  • Invenzi access control software for 25,000 users and 68 remote workstations, with centralized database servers;
  • 20 doors with proximity and biometric access control;
  • 17 turnstiles and 29 access gates;
  • 12 barriers.


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