BEMET Measurement and Control
R&C Instrumentation
Rittal
Siemens South Africa
Bartec Safety
Baxel Engineers
Cabletronics
Communica
Directech
Environmental Process Analytics
Expert System Solutions
Frontline Controls
Industrial Control & Automation
Kent Industrial
MANTECH
Oakleaf Investment Holdings 52 (OIH)
Progressive Measurement & Control
PSY International
Schneider Electric South Africa
Spectrum Communications
Spero Sensors & Instrumentation
Trigas Agencies
VA Instrumentation