AN ABERDEEN entrepreneur has raised £580,000 from angel investors for his latest venture. Christian Arno’s new business – eco-technology start-up Pawprint – is based around an app that helps users make choices affecting their carbon footprint. Mr Arno, 41, said the funding – more than Pawprint set out to raise – had allowed the company to accelerate hiring plans. Former Skyscanner growth director Douglas Cook is masterminding Pawprint’s marketing strategy, while former Wood Mackenzie vice-president Mark McCafferty is head of content. Both...