Keller Group plc (LSE: KLR) is a major British based ground engineering company.
It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.
The Company was first established as the Ground Engineering division of GKN plc in the 1950's.
In 1974 it acquired Johann Keller, a German ground engineering business from which name of the Company is derived.
In 1984 it bought Hayward Baker Inc., a US ground engineering business.
In 1990 it was the subject of a management buy-out from GKN plc supported by Candover.
It was first listed on the London Stock Exchange in 1994.
The Company had a social housing division until 2007 when it was sold for nominal consideration.