Baulderstone
Australian construction company
Baulderstone, formerly Baulderstone Hornibrook, was an Australian construction company.
History
MR Hornibrook
In 1926, Manuel Hornibrook founded a construction company in Brisbane. Amongst its notable projects were the Story Bridge and William Jolly Bridge. In the 1970s, it built the Sydney Opera House.
AW Baulderstone
In 1946, Albert (Bert) William Baulderstone (born on 18 June 1906 in Longwood, Adelaide Hills) founded a construction company in Adelaide, South Australia. In 1984, Societe Auxiliaire d'Entreprises became a major shareholder in AW Baulderstone.
Baulderstone Hornibrook
In 1985 the two companies merged to form Baulderstone Hornibrook, with operations expanded overseas into Asia. In 1993 it was acquired by Bilfinger Berger. In October 2008 it was rebranded as Baulderstone. In December 2010 it was included in the sale of Bilfinger Berger Australia to Lendlease.
This brief starts where responsible research should: with the source description of “Baulderstone” as australian construction company. Everything that follows is an evidence route, not borrowed authority.
Why this record matters
The subject matters to the history & society register because the source frames it as australian construction company. Its deeper value depends on whether names, dates, institutions and citations support that framing.
The record creator and administrative purpose are central evidence, because official documentation reflects both action and institutional priorities. The source revision retrieved here is dated Jun 14, 2026. The linked authority identifier is Q87915445. None of the 1 selected statements returned an explicit reference. The first chronological checks are 1926, 1946, 1906 and 1984.
Official terminology may obscure informal participation, dissent or communities documented only indirectly. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Baulderstone” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.