G4S has one main operating company in Tanzania. Contact information is listed below for the country office
G4S Secure Solutions (Tanzania) Ltd
Plot No. 37 Ali Hassan Mwinyi Road, Oysterbay
P.O. Box 5555
Dar es Salaam
Tanzania

+255 754 222 062
info@tz.g4s.com 
Sales 
+255 (0) 754 222 062
sales@tz.g4s.com 

Careers & Recruitment
+255 (0) 758 818 081
careers@tz.g4s.com