Aidan Tyndall possesses expertise in payment systems, payments, credit cards, debit cards, cards and 25 more skills. Colleagues describe them as "Aidan is a personable and thoroughly dependable consultant with an in depth knowledge of Card Schemes, their rules and idiosyncracies. I would recommend his services very highly." and "Highly experienced and knowledgeable, Aidan always provided accurate advice showing an in depth knowledge of his field. He sat on many interbank bodies and always contributed positively - often against the odds!"