Ground engineering specialist Keller said overall market and trading conditions have remained stable since mid November and it remains on track to meet full year guidance.
In its interim statement in November the group said 2012 full-year revenue was expected to be around £1.3bn, with full-year profit before tax significantly above the then range of market expectations.
Most of its growth has been fuelled by progress in its North American business, as the US construction market slowly picks up.
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Since November the overall market and trading conditions have remained largely unchanged, the group said.
"Accordingly, the board continues to expect that the full year results will be in line with the guidance given in November," it said.
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