How did Niall Mac an tSionnaigh go from selling Christmas trees to CEO of SumUp? What’s his leadership style? And why is cash a thing of the past? Niall Mac an tSionnaigh, CEO of SumUp joins Adrian on this week’s episode of The Big Tech Show. The conversation by Niall talking about his wife, Terri Ann Fox, finding it extremely difficult to set up a business account for her organic produce from their organic farm in Wicklow. When Niall’s wife bought the SumUp Air (card reader device), he was so impressed by the technology that he joined the company. You can listen to the full episode here on the Irish Independent website or wherever you get your podcasts.

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