[AnAmericanMother]

Aren't they more geared towards English music (i.e. art songs, oratorio) than opera?

Actually I prefer those, but this young man's voice is a bit outsize for that.

[Publius]

The Royal Academy handles everything.

There was a lieder school at Aldeburgh run by Benjemin Britten and Peter Pears, but now that they're gone, I don't think the school still exists.