Comtest
INDECON Instrumentation
Instech Calibration Services
Oakleaf Investment Holdings 52 (OIH)
ABB South Africa (Motion)
Action Instruments SA
Alpine Instruments
Blanes Instruments
DCM Group
Exact Measurement & Control
MANTECH
MSV Instrumentation and Suppliers
Opaque Reference Equipment
PJB Contracting (t/a Calibrate@PJB)
Thermocouple Products
Unique Metrology
VA Instrumentation