LONDON (Dow Jones)--Keller Group PLC (KLR.LN), an international ground engineering specialist, said Friday that since the publication of its interim management statement six weeks ago, there have been no significant changes to its trading or outlook and therefore expects full year earnings to remain within the current range of market expectations. Shares closed Thursday at 550 pence valuing the company at GBP353.67 million. -By Ian Walker, Dow Jones Newswires; 44-20-7842-9296; [email protected] (END) Dow Jones Newswires June 25, 2010 02:20 ET (06:20 GMT)