This official letter from the International Shugden Community (ISC) gives the same return address as the New Kadampa Tradition’s (NKT) London Center and is signed by the resident teacher there, John McBretney, here in his role as ISC representative. He and the ISC continue to deny the NKT and ISC are synonymous, though as the image below confirms, the return address is the same and McBretney holds senior positions in both.
Address on the letter from ISC:
Full letter viewable here: NKT=ISC Address Letter
Address on the London Kadampa Center website:
Full screen shot of London Kadampa Center website: