There are other special category British – Nepal organisations that have special historically important relations with regarding Britain – Nepal relations such as the Britain – Nepal Society (BNS) whose chief patron is HRH The Duke of Gloucester; in Kathmandu there is a parallel ‘Nepal – Britain Society’ whose Official Patron is H.E. The British Ambassador. Again, in the UK, there is the Britain – Nepal Chamber of Commerce (BNCC) that works to support British – Nepali trade and business opportunities.
Links: BNS: http://britainnepalsociety.org/ and the BNCC: https://www.bncc.org.uk/
Beyond these there are important national and international Britain – Nepal societies such the Britain Nepal Academic Council, and the Britain Nepal Medical Trust.