The word itself, LMS says the whole meaning, which means Learning Management System. So, any place which requires learning and managing it, it may be an organisation or a school, government agencies etc.
Thus LMS provides a better way to provide learning solutions to the organisation and its employees where it is being used. It can be used to provide knowledge and learning solutions in schools to students, it can be used in organisations to teach a new skill, orientation for new joinees , update skill set of the employees etc.
Thus, it proves useful to any type of organisation by creating, distributing, delivering, assessing, monitoring and reviewing the content (lessons/matter).