The McLean Group's Q2 2026 M&A Insider Report tracks deal activity across Defense, Government & Intelligence, Physical & Cyber Security, Critical Infrastructure, and Maritime. Defense led the quarter with 98 closed transactions, headlined by TransDigm's $2.2B acquisition of Victor Sierra Aviation and Jet Parts Engineering and Howmet Aerospace's $1.8B acquisition of Consolidated Aerospace Manufacturing, with the Defense Systems index (+32.7%) topping all others over the trailing twelve months amid the Pentagon's post-Iran munitions surge. Physical & Cyber Security closed 34 transactions led by ServiceNow's $7.75B acquisition of Armis, with Cyber/Technology Security EBITDA multiples reaching 81.7x LTM. Critical Infrastructure closed 38 transactions and Maritime moderated to 13 amid Red Sea rerouting and Panama Canal constraints. The full report includes sector commentary, EBITDA valuation multiples, public company benchmarks, and representative transaction data for each sector. […]
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