MOM (Manufacturing Operations Management)
Manufacturing Operations Management (MOM) is the software category that sits above MES and below ERP, governing the broader set of manufacturing activities — production scheduling, quality, inventory, maintenance, and labor — across one or more plants. MOM extends MES execution with the planning, analytics, and cross-plant coordination that a multi-site manufacturer needs. The boundary between MOM and MES is contested across vendors; some treat MOM as a superset of MES, others as a separate layer.
Why it matters
PLM hands its mBOM and routing into the manufacturing world; what receives that handoff varies by enterprise. In a single-plant shop, MES is the receiver. In a multi-plant manufacturer, MOM is the receiver and MES is one execution layer underneath. Knowing which architecture is in place determines where engineering changes land, who tracks the as-built record, and what feedback loop, if any, returns to PLM from the line.
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Cite this definition
Finocchiaro, Michael. “MOM (Manufacturing Operations Management).” DemystifyingPLM PLM Glossary, 2026, https://www.demystifyingplm.com/glossary/mom-manufacturing-operations-management