- On track to meet full-year targets- Trading stable since update in NovemberGround engineering specialist Keller Group reaffirmed that it expects full-year results to be in line with current market expectations.In an update ahead of its results for the financial year ending December 31st, the FTSE-250 group said there has been no significant change in market and trading conditions since its last update in November. Last month it confirmed that annual results would beat expectations after trading was boosted by strong demand, acquisitions and efficiencies driven by ongoing business improvement initiatives.Keller, which built the foundations for London's Olympic Stadium, has enjoyed strong trading in North American as spending on private homes increases.The group has previously said markets conditions in Europe, the Middle East & Africa (EMEA), remain mixed while conditions remain stable in Asia. CJ