What Is an Original Equipment Manufacturer (OEM)?

An original equipment manufacturer, or OEM, makes a product or component that another company incorporates into or sells under its own offering.

An original equipment manufacturer, or OEM, makes a product or component that another company incorporates into or sells under its own offering. Usage varies by industry, so the contract should state who owns the design and specification.

The operating decision

Clarify whether the supplier builds to the buyer’s design, adapts an existing platform or controls engineering decisions. That distinction affects tooling, warranties, change rights and intellectual property.

Evidence to retain

Record the approved drawings, bill of materials, production site, change-control process, testing, ownership and permitted use of the buyer’s marks.

Original Equipment Manufacturer (OEM): what the sourcing record should show
AreaWhat to record
DecisionClarify whether the supplier builds to the buyer’s design, adapts an existing platform or controls engineering decisions. That distinction affects tooling, warranties, change rights and intellectual property.
EvidenceRecord the approved drawings, bill of materials, production site, change-control process, testing, ownership and permitted use of the buyer’s marks.
Watch pointOEM is not proof that a supplier owns a factory. Verify the legal entity and production site instead of relying on the label.

A common sourcing mistake

OEM is not proof that a supplier owns a factory. Verify the legal entity and production site instead of relying on the label.

Related definitions: strategic sourcing, supplier prequalification, landed cost.