Physical Address: 35 Alamein Road
Southdale
Johannesburg, 2091
   
Telephone: +27 11 680 9235
Mobile: +27 (0) 79 841 7911 or + 27 (0) 73 976 0340
Fax: +27 11 680 9235
   
Email: marketing@gngsecurity.co.za
trace@gngsecurity.co.za
steve@gngsecurity.co.za
2wayradiocommunication@gngsecurity.co.za