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Macquarie to acquire majority stake in SI Solutions

PRIVATESep 10, 2026about 3 hours ago

Acquiring Company

Macquarie Asset Management

Acquired Company

SI Solutions

SydneyHuntersvilleFinancial ServicesInformation TechnologyConsultingFacilities Services

Description

Macquarie Asset Management, alongside co-investors, has agreed to acquire a majority stake in SI Solutions from MidOcean Partners. The deal will provide Macquarie with significant capabilities in structural integrity services. The transaction is pending regulatory approvals and is expected to close in Fall 2026.

Company Information

Company

Macquarie Asset Management

Location

Sydney, New South Wales, Australia

About

Macquarie Asset Management (“MAM”) provides specialist investment solutions to clients across a range of capabilities including infrastructure & renewables, real estate, agriculture, transportation finance, private credit, equities, fixed income, and multi-asset solutions. As of March 31, 2021, the MAM business had $US427 billion of assets under management. MAM has over 1,900 staff operating across 20 markets in Australia, the Americas, Europe, and Asia. MAM, through its affiliates, has been managing assets for institutional and retail investors since 1980 in Australia and in the United States, retail investors recognize the Delaware Funds® by Macquarie family of funds as one of the longest-standing mutual fund families, with more than 80 years in existence. This press release does not constitute an advertisement or an offer to sell any security or the solicitation of any offer to buy an interest in MIP V or any existing or future fund or investment vehicle managed or advised by MAM and/or its affiliates or any other security. None of the entities referred to in this press release is an authorised deposit-taking institution for the purposes of the Banking Act 1959 (Commonwealth of Australia). The obligations of these entities do not represent deposits or other liabilities of Macquarie Bank Limited ABN 46 008 583 542 (MBL). MBL does not guarantee or otherwise provide assurance in respect of the obligations of that entity.

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M&A Insights

Based on deal data
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
Post-acquisition investment
Companies increase IT spending by 23% on average after acquisitions
Success factor
M&A deals with strong technology integration plans are 2.5x more likely to succeed

Frequently asked

Who acquired SI Solutions?

SI Solutions was acquired by Macquarie Asset Management, based in Sydney. The deal was reported on September 10, 2026. Macquarie Asset Management is privately held and operates in Financial Services.

When did Macquarie Asset Management acquire SI Solutions?

Macquarie Asset Management's acquisition of SI Solutions was reported on September 10, 2026. Macquarie Asset Management, alongside co-investors, has agreed to acquire a majority stake in SI Solutions from MidOcean Partners. The deal will provide Macquarie with significant capabilities in structural integrity services. Fundz records the date the transaction was first publicly reported, sourced from filings and company announcements.

What does SI Solutions do?

SI Solutions is a leading provider of engineering, testing, inspection, compliance and maintenance services, digital solutions, and expert consulting for power and critical infrastructure end markets. It is privately held, operating in Information Technology, and is based in Huntersville.

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