Approved · Notification · Phase 1 · decided in 22 days, 18 Aug 2026
UnclassifiedMN-05031ACCC register
Japanese construction contractor Obayashi Corporation, via a subsidiary, will acquire 100% of shares in BCI UK Holdings Ltd, comprising the Multiplex Group. This transaction involves two major construction companies, with Multiplex providing large-scale building services across Australia, Canada, and the UK, and Obayashi active in similar projects globally.
Obayashi Corporation ( Obayashi ), through its subsidiary, proposes to acquire 100% of the shares in BCI UK Holdings Ltd which, together with its subsidiaries, makes up the Multiplex Group ( Multiplex ). Obayashi is a Japanese construction contractor that carries out and participates in building construction, infrastructure development and renewable energy projects in Japan and elsewhere, including in Australia. Obayashi is involved in the development of large-scale projects including stadiums, mixed-use developments, and transport infrastructure. In Australia, Obayashi participates in certain large-scale construction projects through an arrangement with Built Pty Limited, an Australian construction company. Multiplex is a construction company that supplies building construction services across Australia, Canada and the UK. In Australia, Multiplex’s services primarily involve the delivery of large-scale construction projects, including high-rise developments, across sectors such as commercial offices, retail, health and social infrastructure.