You should be able to do the same with modular. As far as groundschool goes many/most of our current students are doing both sets of exams. For the flight training you appear to be no longer restricted to UK-based dual certified ATOs. The UK CAA appear to have dumped both the 'usual place of business' rule and the 'you must do your IR test in UK airspace' rule and are now approving entirely continental-based ATOs.