The number of public sector organisations which are or have been recognised as an Investor in People organisation is approximately 21,000. Of this approximately 11,000 are currently recognised.
The way in which data are collected and stored by IiP UK does not allow for a breakdown of this figure into the categories requested. The figure above covers all public sector organisations including (but not limited to) Government Departments, NDPBs, agencies, schools, colleges, universities, hospitals and museums.