Kier Group plc is a construction, development and services group active in building and civil engineering, support services, public and private housebuilding, property development and the Private Finance Initiative (PFI). It is a constituent of the FTSE 250 Index.

The Company was founded by Jorgen Lotz and Olaf Kier, Danish engineers, under the name Lotz & Kier in 1928, and it was based in Stoke-on-Trent.

J.L. Kier & Co Ltd remained a private company until 1963 when it obtained a listing on the London Stock Exchange and became a public company. Its offer for shares was many times oversubscribed. The Kier family retained a significant majority of the holding.

Source: Wikipedia