[8] In early 1995, Keller Group announced it has recorded £9.4 million in pre-tax profits, a 33 percent rise over the previous year; this was in part attributed to deals made in the North American market.

[9][10] In 1997, Keller Group's fiscal performance dipped somewhat, which was attributed to external factors such as the strengthening of the Sterling and an economic downturn in Germany.

[12] During 1998, the company elected to expand its British-based concrete repair subsidiary Makers,[13] as well as acquire the Australian foundation specialist Franki for £3.5 million.

[16][17] During 2003, Keller Groups underwent restructuring, which included 50 job losses, due to overcapacity and industry-wide changes;[18] profits declined sharply by 46 percent while its subsidiary Makers was marked down by £7 million.

[37][38] In January 2023, Keller Group published a profit warning after a "deliberate and sophisticated financial reporting fraud" at Austral Construction.

[46] Keller operates under three divisions and is supported by its group head office: The company has been involved in laying foundations for complex projects including High Speed 2 in the UK[50] and the Spirit Tower in Australia.