Who we are NAK is a leading provider of occupational health and safety, environmental management and radiation services solutions to Oil and Gas, Mining, Chemical, Petrochemical, Power Generation, telecommunications, Construction and other Industrial markets: About us Contact us Plot 11 Ruvu Street, Mikocheni B P.O. Box 34345 Dar es Salaam, Tanzania. +255 685 644 517 Open Hours: Mon – Fri: 8.30am – 5.30 pm,Sat: Closed. Location Map 2021 © All rights reserved by NAK Limited | Powered by Wazoefu Technology