What do you have to back that up with? I'm just looking at their track records, and their most recent results and the work which they've already booked in for FY16/17. What makes you sure that they've underestimated grossly on most of their work where they haven't done this commonly in the past (and in the most recent results there is only a single project which was at a loss)
SWL Price at posting:
$1.38 Sentiment: Hold Disclosure: Held