Mubadala Investment Company is seeking to sell Compañía Española de Petróleos, S.A.U. (CEPSA). Mubadala is mulling a partial or total sale of CEPSA and will use potential proceeds for expansion, a Mubadala spokesman told Reuters. Earlier, a CEPSA spokeswoman said Mubadala, the sole owner of CEPSA, was considering a public listing or sale of a stake in the company.