PPC to sponsor Grand Gardens 17 May 201117 May 2011 WhatsappPrintPDFXLinked-inFacebookMore sharing optionsPretoria Portland Cement (PPC) is the proud title sponsor of Grand Gardens at the 2011 Grand Designs Live exhibition, which will be taking place from 20 to 22 May 2011 at the Coca-Cola Dome in Johannesburg.