Project Manager – Individual assigned by the performing organization to achieve the project objectives.
Sponsor – A person or group who provides resources and support for the project, program, or portfolio and is accountable for enabling success.
Stakeholders – Individuals or organizations that are either involved in the project or are affected by a decision, activity or outcome of the project.
Seller – A provider or supplier of products, services, or results to an organization
Project Management Team – The members of the project team who are directly involved in project management activities.
Project Team – A set of individuals who support the project manager in performing the work of the project to achieve its objectives.