[ectopod]

He is plainly a vexatious litigant. Can you get him declared as one? It's a very high bar though and I've no idea what the process is.

[nullc]

In the UK one must lose multiple cases under the same subject matter. He uses shell companies to bring the cases and brings them under wildly varying subject matter. It's pretext, but until it's attempted it'll be unclear if it'll be possible to get the court to see through the pretext.