Not a thing. Pretty well describes him. Getting the proof is another story. He is sly and I’m sure covered as many tracks as possible. (An Al Capone type of sly. )
Consider: everybody had to get by sniffer ValJar years ago to secure a seat at the fundamental transformation table. Brennan would have checked every one of her boxes. No way would he let Gina live after learning what she was casing in London..then he blows sunshine up her @ss the other day, when logically she’d have been worm food long ago if he knew.