Exclusive: Branch of Iranian software company TSIT, which makes Gap Messenger, is registered in Sussex Exclusive: Branch of Iranian software company TSIT, which makes Gap Messenger, is registered in Sussex The creators of a messaging app accused of handing user data to the Iranian regime live on a windswept hill in a British coastal town, the Guardian can reveal. Hadi and Mahdi Anjidani are the cofounders of TS Information Technology, established in 2010 and now registered at the address of a