Abigroup was established as Graham Evans & Co in 1957 as a civil engineering company within New South Wales, being renamed Abignano in 1961.

In 1984 Abignano acquired Enacon followed in 1987 by Robert Salzer Constructions.

[1][2] In 1988, Abignano was renamed Abigroup following a management buyout and building company Hughes Bros was acquired.

In December 2010 it was included in the sale of Bilfinger Berger Australia to Lendlease.

[3] The brand was retired in 2013 as part of a restructure of Lendlease's construction business units.