When I caught up with Dubliner Sharon Keegan, founder of the Peachylean athleisure brand, she was still “riding the tidal wave” of interest from her appearance on the BBC’s Dragons’ Den programme, on which she secured an investment of £100,000 in return for 11 per cent of her business. “After the last 14 months it is so welcome, so I’m lapping it up and enjoying the ride,” she says ebulliently. “I know that it only has a certain time span and then it’s back to business. We have had such a tragedy, it was a really dark time, and this…