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Obayashi to acquire Multiplex for $650 million

PRIVATEAug 25, 2026about 3 hours ago

Acquiring Company

Obayashi Corporation

Acquired Company

Multiplex

JapanAustraliaConstructionBuilding MaintenanceCivil EngineeringConstructionBuilding MaintenanceCivil Engineering

Description

Obayashi Corporation is set to acquire Multiplex for $650 million after receiving clearance from Australia's competition regulator. The acquisition is expected to enhance Obayashi's presence in the Australian market, with minimal impact on competition. Completion of the share transfer is scheduled for September 30, with a significant portion of the payment tied to future performance. Multiplex will continue operations under its current leadership following the takeover.

Company Information

Company

Obayashi Corporation

Location

Japan

About

Obayashi Corporation is a major Japanese construction company. It specializes in various construction projects, including infrastructure development. The company has a strong presence in both domestic and international construction markets. Obayashi aims to leverage its expertise in construction to expand its operations globally.

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Integration timeline
70% of M&A integrations take 12-24 months to complete
Tech stack consolidation
83% of merged companies consolidate technology vendors within first year
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Companies increase IT spending by 23% on average after acquisitions
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Frequently asked

Who acquired Multiplex?

Multiplex was acquired by Obayashi Corporation, based in Japan. The deal was reported on August 25, 2026. Obayashi Corporation is a major Japanese construction company. It specializes in various construction projects, including infrastructure development. Obayashi Corporation is privately held and operates in Construction.

When did Obayashi Corporation acquire Multiplex?

Obayashi Corporation's acquisition of Multiplex was reported on August 25, 2026. Obayashi Corporation is set to acquire Multiplex for $650 million after receiving clearance from Australia's competition regulator. The acquisition is expected to enhance Obayashi's presence in the Australian market, with minimal impact on competition. Fundz records the date the transaction was first publicly reported, sourced from filings and company announcements.

What does Multiplex do?

Multiplex is a prominent construction company that specializes in large-scale building projects across Australia, the UK, and Canada. It is privately held, operating in Construction, and is based in Australia.

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