Delivering the news
Thor heads for New York ahead of Syd and Simon. They'll be along, possibly with the Defenders in tow, to help get Scion's New York offices arranged to their liking. When they get there and examine the books, they should find out precisely how much they're being paid for their work. He's fairly sure, at the least, that its a considerable promotion from the babysitting duties.
He heads for Tony's home, hoping to catch him there, and with some privacy.