Bregenz-based airline InterSky had significantly more passengers last year than in 2009.The company announced today (Fri) it registered 250,000 clients in 2010, up from 185,000 in 2009 and 210,000 in 2008. InterSky said it wanted to grow further, but “will only invest money which we earned.”The carrier, which focuses on business travellers, said its target […]