- COMPANY PROFILE - HISTORY - DIRECTORS   CONTACT US Contact Numbers Tel: +27 11 234 4154 Fax: +27 11 234 4076 Physical Address: 328 Rivonia Boulevard 1st Floor North Wing Rivonia 2128  Postal Address: Po Box 2063 Rivonia 2128 Email Address: info@kalahariresources.co.za GPS Coordinates X: 28°3'36'' Y:-26°3'39'' Map suppied by Brabys, click here for full version