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Macmahon / Aspect Engineering Solutions

Approved · Waiver · decided in 28 days, 20 Oct 2026

Construction & Building MaterialsWA-40045ACCC register

Macmahon Holdings Ltd, a diversified contractor for resource companies, proposes to acquire 100% of the share capital of Aspect Engineering Solutions Pty Ltd and its subsidiaries. This acquisition will expand Macmahon's engineering, project delivery, and operations and maintenance services for gold, lithium, and critical minerals clients in Western Australia.

Timeline

  1. 22 Sept 2026Filed with the ACCC
  2. 20 Oct 2026Notification waiver determination publishedPDF · 139.4 KB

Acquisition details

Macmahon Holdings Ltd ( Macmahon ) proposes to acquire 100% of the issued share capital of Aspect Engineering Solutions Pty Ltd and its wholly owned subsidiaries, including View Resources Pty Ltd and Aspect Vietnam Limited Liability Company (together, Aspect ) (the Acquisition ). Macmahon is an ASX-listed diversified contracting company, which services major resource companies across various commodity sectors. It provides surface and underground mining, and civil construction and infrastructure services to resources projects across Australia and Southeast Asia. Macmahon’s services encompass mine development and materials delivery through to engineering, civil construction, on-site mining services, rehabilitation, site remediation, training and equipment maintenance, and refurbishment services. In 2024, Macmahon acquired Decmil Group Ltd (now Decmil Group Pty Ltd) ( Decmil ). Decmil is the civil infrastructure construction business of Macmahon. It provides engineering, construction and maintenance services for projects in the resources, infrastructure and energy sectors. Decmil focuses on large civil construction and non-process infrastructure projects. Aspect provides multi-disciplinary engineering, project delivery, professional services and operations and maintenance services. It primarily services gold, lithium and critical minerals clients in Western Australia.

Parties

Acquirer
MACMAHON HOLDINGS LIMITED ABN - 93 007 634 406
Target
WARRAMALI ENGINEERING PTY LTD ABN - 47 691 964 833, ASPECT ENGINEERING SOLUTIONS PTY LTD ABN - 56 645 304 785, VIEW RESOURCES PTY LTD ABN - 17 681 556 123, Aspect Vietnam Limited Liability Company (CÔNG TY TNHH ASPECT VIỆT NAM) Enterprise Registration Certificate No. - 3502388769
Other parties
DECMIL GROUP PTY LTD ABN - 35 111 210 390
ANZSIC
  • 3101 Road and Bridge Construction
  • 3109 Other Heavy and Civil Engineering Construction
  • 6923 Engineering Design and Engineering Consulting Services
  • 6961 Corporate Head Office Management Services

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