Parpública, officially Participações Públicas (SGPS) S.A., operates as a state-run management holding company of the Portuguese Republic. The company is based in Lisbon, Portugal. Among its major assets are TAP Portugal, ANA - Aeroportos de Portugal, Águas de Portugal, Imprensa Nacional Casa da Moeda, Companhia das Lezírias and the Estoril Circuit.