Operational Excellence | 3 Focused Tracks. Get Agenda. Most actionable OpEx events. Chicago, Sept 24-26. Mfg | Office | Implementation. events.instituteopex.org/OpEx/Chicago Operational Excellence. | 3 Focused Tracks. Get Agenda. Most actionable OpEx events. Chicago, Sept 24. Mfg | Office | Implementation. events.instituteopex.org/opex/results |