Keller Posts Rise In H1 Profit

British group Keller Group Plc KLRGF reported a strong rise in its first-half profit. Keller's pretax profit for the period surged to 26.8 million pounds ($41.19 million), from 11 million pounds, in the year-ago period. Its revenue increased 5% to 644.6 million pounds, while revenue from North America jumped 14% to 308 million pounds. Keller's operating margin widened to 4.4% from 2.2%.