The company, which provides up to 25,000 rides a day in the capital, made pre-tax losses of £20.8 million off sales of £345.7 million in the year to last August, compared with £10.5 million profits the year before. Boland said that beefing up its website and apps, as well as one-off costs from snapping up a string of businesses over the past couple of years, had hit profits.