The client company record on the TMS is called the ______.

The correct choice is the term "Enterprise." In the context of a Transportation Management System (TMS) like MercuryGate, the client company record is typically referred to as an Enterprise. This term encapsulates a broad scope of organizational information and accounts, representing the structure and operational aspects of the client’s logistics or transportation processes.

By using the term "Enterprise," the system signifies that the record integrates various data points related to the client, such as their operational requirements, preferences, carriers, and any specific configurations relevant to their logistics management. This centralization is crucial for ensuring efficient and streamlined operations within the TMS framework, facilitating better management of the client’s transportation needs.

The other options do not accurately represent the client company record in a TMS context. "Role" generally refers to the specific functions or permissions assigned to users within the system, "User" points to individual personnel accessing the system, and "Hierarchy" often describes the organizational structure but does not indicate a specific record pertinent to the client itself.