The Harrison Institute is a non-governmental organisation (NGO) and a registered UK charity (No. 268830).

All funding for its core costs and research and training programmes are from its own Trust Fund and from donations, commercial sponsorship, grants and awards.

Since 2000, awards, grants and commercial sponsorship for its collaborative projects (all those that have involved Harrison Institute participation), including field studies, workshops, conferences, student and staff exchanges, have been received from:

UK Government sources

• British Council
• Darwin Initiative, DEFRA
• Foreign and Commonwealth Office
  
  
  

Independent UK societies and grant giving bodies

• British Ecological Society
• Fauna and Flora International
• Kent Bat Group
• Royal Geographical Society
• Rufford Small Grant (for Nature Conservation)
• Systematics Association
• The Linnean Society
• The Royal Society
  
  
  

International grant giving bodies

• BCI (Bat Conservation International)
• BRT (Biodiversity Research Thailand)
• CEPF (Critical Ecosystem Partnership Fund)
• Lubee Foundation
  
  
  

International Academic institutions

• Prince of Songkla University
  
  
  

Commercial Sponsors

• Air Mandalay
• BAT (British American Tobacco)
• BP Conservation
• Orient Express Trains and Cruises
• Premier Oil
• Total E&P Myanmar