Kinda bringing this back up again beacuse I got curios if someone had anme or found out who this studio actually is, nobody has named them yet but some people used photoshop to uncensor the pic Bao posted:
The name in the invoice seems to be
ConnectVT, now I tried Googling the name but nothing related to animation or a studio came up, most likely because this only their company name to receive payment to and their front facing name is probably different if someone has any clue who this might feel free to share.