Basically you pick the initialism and then you choose companies that plausibly could fit into it.
[1] Edit: errrr, that doesn't quite work does it. Meta, Amazon, Google, Microsoft, Apple lets say.
That being said, I think that Meta is evil and should not be promoted in any way - so we might go for a version without it, for example MAGA! Oh, wait... :P
Basically you pick the initialism and then you choose companies that plausibly could fit into it.
[1] Edit: errrr, that doesn't quite work does it. Meta, Amazon, Google, Microsoft, Apple lets say.