Aerospace, Defense & Security
In the aerospace, defense and security industry, the competition for increased control of the supply chain — from OEMs to the aftermarket — is a matter of extremely large consolidations. With deals often reaching billions of dollars, making the right investment choice is crucial. Supported by a dedicated sector research team and long-standing relations within the commercial aerospace, defense and security industries, our experienced M&A professionals can help you find and secure the most lucrative deals, providing you with M&A, growth equity and ECM, debt advisory and corporate finance services.
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HEICO Corporation has acquired a majority stake in Cook Defence Systems
William Cook Holdings Limited has received a major investment in Cook Defence Systems from HEICO Corporation, a US-listed aerospace and defense company. The newly formed company, HEICO Cook Defence Limited, will be owned 80% by HEICO and 20% by William Cook Holdings.
Learn moreElectro Optic Systems Holdings has acquired the assets of MARSS Group
Electro Optic Systems Holdings Limited (ASX: EOS), an Australian defense and space technology company, has acquired the assets of MARSS Group, a Europe-based defense and security technology provider of AI-enabled command and control (C2) and sensor fusion systems for counter-drone applications. The acquisition combines EOS’ sensors and effectors with MARSS’ NiDAR C2 platform to create an integrated end-to-end counter-drone solution, positioning EOS to compete for larger and higher-value programs as a prime contractor across defense, homeland security and civil critical infrastructure markets. Consideration consists of an upfront cash payment of US$36 million plus contingent consideration of up to US$160 million payable over time, based on new MARSS contract orders secured during the earnout period.
Learn moreOSL has been acquired by Terma
OSL Group Limited, a leader in counter-drone security and safety systems, has been acquired by Terma AS, a Denmark-based global provider of mission-critical solutions for defense, aerospace and security.
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David Bert
Director, Corporate Development and Investor Relations, Electro Optic Systems Holdings Limited
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Growth and continuity shape Q3 transactions
QUARTERLY M&A ACTIVITY: In Q3 2026, Oaklins clients closed 67 deals across M&A and fundraising, with buyers seeking expertise, customer relationships and new market access.
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