ventures-africa.com - VENTURES AFRICA – JSE-listed open pit mining company, Afrimat, on Thursday said, it had maintained a steady profit growth in the six months to August this year boosted by the firm’s prosperous diversification strategy. Revenues during the period under review edged up over the R1 billion (US$90 million) mark for the first time at interims, the group said. The successful turnaround of group newcomer Infrasors strengthened the group’s performance.