• Eurofox inzenjering d.o.o. Beograd
• GOSA Montaza a.d. Velika Plana
• IMG ENGINEERING & CONSTRUCTION D.O.O. Beograd
• Keying d.o.o. Kikinda
• Siemens d.o.o. Beograd
• CEL-MONT d.o.o. Novi Sad
• Honeywell d.o.o. Beograd
• WIG d.o.o. Beograd
• IVDAM Process Control d.o.o. Beograd
• Turbomehanika d.o.o. Kutina, Croatia
• Proces Projekt Inzenjering d.o.o. Beograd
• KONTROLLTEHNIK GmbH, SCHWARMSTEDT. Germany

NAFTAGAS-Tehnicki servisi d.o.o. Zrenjanin cooperates with the companies listed within the scope of its registered activities.

This cooperation is conducted via joint activities, i.e. setting up teams to perform works for third parties and other forms of business and technical cooperation to the interest of both parties.