Turnover at Foster & Partners grew to a record £653m, the firm has said in group accounts filed at Companies House. Revenue at the UK’s biggest architect by turnover jumped 55% in the year to April as pre-tax profit rebounded from last year’s £2m to £74m. More than half the firm’s income came from the Middle East with revenue here doubling from £177m to £356m. Turnover from North America was up 73% to £110m while business in Asia was up 29% to £75m. UK workloads edged up 8% to £41m.