Kagiso Media appoints Owlhurst to promote radio portfolio 10 Aug 200610 Aug 2006 WhatsappPrintPDFXLinked-inFacebookMore sharing optionsKagiso Media Investments has appointed Owlhurst Communications to handle the trade publicity for its portfolio of premier radio brands, which consists of: RadMark, national radio advertising sales house Jacaranda 94.2 Gagasi 99.5 East Coast Radio Heart 104.9