Some key terms used in relational experience management are:

Stakeholders

Individuals or groups who purchase, are provided with, or use, your products and services

End user stakeholders

People who may benefit from or use the service you provide, although they may have no direct interaction with the service provider

External stakeholders

Individuals or organizations external to your organization receiving services or products from your organization

Internal stakeholders

Individuals or functional areas within your organization receiving services or products from another individual or functional area within the organization

Intermediate stakeholders

People who negotiate services on behalf of their own end user stakeholders

Constituencies

People, organizations, agencies, bodies that have a 'stake' in your organization, or a clear interest in the outcomes of its activities.  They could be the community, employees, owners (government, taxpayers), suppliers, and of course stakeholders.