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Market Report

Monthly Middle Market M&A Insider Report (May 2026)

June 15, 2026

The McLean Group / M&A Insider Report / May 2026

Defense, Government & Intelligence | Security | Critical Infrastructure | Maritime

MAJOR NEWS STORIES ════════════════════════════════════════════ --> May 2026 — Major News Stories

Defense Technology Department of War Clears Eight AI Vendors onto Classified Networks

The Department of War announced agreements with eight frontier AI companies — Amazon Web Services, Google, Microsoft, NVIDIA, OpenAI, Oracle, Reflection, and SpaceX — to deploy their models on its Impact Level 6 and Impact Level 7 classified networks, the two highest tiers of the Department's cloud-security architecture.

The significance was less the names than the pace: eight vendors cleared into the most sensitive environments in a single coordinated action under the Acquisition Transformation Strategy signed by Secretary Hegseth in November 2025. Notably absent was Anthropic, whose Claude had been the only large language model on classified networks at scale via Palantir's Maven toolkit.

Energy Markets Oil Slides ~20% as Iran Ceasefire Talks Advance

Oil prices dropped roughly 20% from their 2026 highs as the U.S. and Iran were reported to have mostly agreed on a 60-day memorandum of understanding to extend their ceasefire, pending sign-off from President Trump.

Shipping through the Strait of Hormuz, representing about 20% of global energy supply before the conflict, remained well below pre-war levels as Iran continued sporadic strikes, including ballistic missiles aimed at Kuwait.

Trade Policy Trump-Xi Beijing Summit Yields Trade Commitments, Few Firm Details

Following the Beijing summit held on May 14–15, the White House reported that China committed to purchasing a minimum of $17B in U.S. agricultural goods annually through 2028, with an initial order of 200 Boeing aircraft also included.

Washington and Beijing provided differing accounts of outcomes, with few concrete agreements reached on trade, technology, or the situation in Iran.

Defense Spending Shangri-La Defense Summit Centers on Allied Defense Spend

At the May 29–31 IISS Shangri-La Summit in Singapore, Secretary of War Pete Hegseth urged allies to allocate at least 3.5% of their GDP for defense spending. Japan, the Philippines, and the Netherlands indicated plans to increase defense budgets; South Korea has already reached that level.

China sent a low-level delegation with no defense minister present, amid ongoing tensions over Taiwan and the South China Sea.

DEFENSE, GOVERNMENT & INTELLIGENCE ════════════════════════════════════════════ --> Defense, Government & Intelligence

The Department of War announced agreements with eight frontier AI companies — Amazon Web Services, Google, Microsoft, NVIDIA, OpenAI, Oracle, Reflection, and SpaceX — to deploy their models on its Impact Level 6 and Impact Level 7 classified networks, the two highest tiers of the Department's cloud-security architecture. Eight separate vendors were cleared into the most sensitive environments in a single coordinated action under the Acquisition Transformation Strategy, the reform framework signed by Secretary Hegseth in November 2025. Notably absent was Anthropic, whose Claude had been the only large language model on classified networks at scale via Palantir's Maven toolkit.

The Congressional Budget Office released a new estimate projecting that the "Golden Dome for America" missile-defense shield could cost roughly $1.2T over 20 years, well above the administration's current projection of about $18B. Space Force Gen. Michael Guetlein set a target for completion around 2035, with space-based interceptors expected to account for about 60% of the cost. The system is being built largely through a $151B contract vehicle known as SHIELD (Scalable Homeland Innovative Enterprise Layered Defense), under which approximately 2,100 contractors have been named. To date, only about $40B has been allocated, including a roughly $17.1B request in the FY2027 budget.

Multiples reflect public company trading values as of May 31, 2026 and are provided for reference purposes only. Public market multiples may differ materially from private company transaction pricing.

$2,527MU.S. Special Operations Command / GSABooz Allen HamiltonDeliver enterprise machine learning analytics, cyber operations, and C5ISR support capabilities for Joint Special Operations Command

$1,816MU.S. Special Operations Forces Acquisition, Technology & LogisticsTrace SystemsModernize mission-critical C2ISR and secure data transport capabilities across the joint force

$900MU.S. Department of EnergyOrano Federal ServicesExpand domestic Low-Enriched Uranium (LEU) enrichment capacity

$687MU.S. Marine CorpsNorthrop GrummanProvide sustainment engineering, logistics, spare parts, and software support for the expeditionary radar portfolio

$494MDefense Information Technology Contracting OrganizationBy Light Professional IT ServicesProvide Full Content Inspection managed services, inspecting and mitigating cyberthreats across DoD's global networks

$480MU.S. NavyCH2M Hill (Amentum)Provide environmental action and restoration services across Navy and Marine Corps installations in the NAVFAC Atlantic region

$438MU.S. Space ForceIntelsat General / ViaSatDesign, develop, and deliver anti-jam military communications satellites for the Protected Tactical Satellite-Global (PTS-G) program

$340MU.S. NavyBooz Allen HamiltonModernize and secure the Navy's enterprise networks and communications infrastructure

PHYSICAL & CYBER SECURITY ════════════════════════════════════════════ --> Physical & Cyber Security

Ed-tech giant Instructure faced a data-theft and extortion attack on its Canvas learning management system, threatening to leak data from more than 275 million students, teachers, and staff. The outage took Canvas offline during final exams, leaving thousands of schools without access to course materials, grades, and due dates. Instructure said it received digital confirmation of data destruction prior to the May 12 pay-or-leak deadline set by the attackers.

Microsoft introduced MDASH, an AI-driven vulnerability scanner that coordinates over 100 task-specific agents to detect, debate, and confirm exploitable flaws automatically. The system uncovered 16 previously unknown weaknesses in Windows networking and authentication code, including four critical remote-code execution flaws. In a controlled test, it caught all 21 deliberately seeded bugs without a false alarm and ranked first on the public CyberGym benchmark of 1,507 real-world vulnerabilities with an 88.45% score.

Cyber/Technology multiples reflect public company trading values and are anchored by high-growth platforms such as CrowdStrike, Cloudflare, and Palo Alto Networks. These figures are provided for reference purposes only and may differ materially from private company transaction pricing.

CRITICAL INFRASTRUCTURE ════════════════════════════════════════════ --> Critical Infrastructure

On May 18, the EPA proposed two rules that reshape the PFAS regulatory landscape for U.S. drinking water systems. The first would rescind enforceable limits for four chemicals: GenX, PFHxS, PFNA, and the Hazard Index mixtures of these three PFAS plus PFBS. The second would extend the compliance deadlines for the PFOA and PFOS Maximum Contaminant Levels for two additional years, until 2031. Both rules are open for public comment, with a public hearing scheduled for July 7, and the EPA has indicated its intention to finalize the rules before year-end.

American Water and Essential Utilities received merger approval from both the Public Utilities Commission of Ohio and the Commonwealth of Kentucky, moving their proposed merger closer to its anticipated Q1 2027 close. On May 21, American Water also completed regulatory approvals for its $315M acquisition of Nexus Water Group systems in eight states, which ultimately closed on June 1, adding approximately 47,000 customer connections across Maryland, Virginia, New Jersey, and additional states.

a portfolio company of HIG / Berkshire Partners

a portfolio company of TA Associates / General Atlantic

MARITIME TRANSPORT & FACILITIES ════════════════════════════════════════════ --> Maritime Transport & Facilities

Commercial transits through the Strait of Hormuz dropped to their lowest levels since the start of the U.S.-Israel offensive against Iran, with traffic declining steadily from early April through the end of May as the industry remained caught in the crossfire.

Container freight rates continued their upward climb in May, with the Drewry World Container Index rising 6% to $2,712 per 40-foot container through the first three weeks of the month.

The Georgia Ports Authority opened its new $134M Gainesville Inland Port in early May, providing a direct rail link between the Port of Savannah and northeast Georgia. The 104-acre intermodal facility, equipped with seven cranes, is expected to remove approximately 26,000 truck trips from Atlanta-area roads in its first year of operation, a significant infrastructure addition as U.S. ports work to build long-term capacity amid mounting trade disruptions.

Complete deal tables, valuation multiples, public company comps, and contract awards across all four sectors.

The information provided in this newsletter is for informational purposes only and does not constitute an offer to sell or the solicitation of an offer to buy any of the securities mentioned herein. Past performance does not guarantee future results. None of the information or analyses presented are intended to form the basis for any investment decision, and no specific recommendations are intended. Any performance mentioned does not include transaction fees and costs, which would reduce an investor's return. An investment cannot be made directly in these custom market indices. Public market valuation multiples are provided for reference purposes only and reflect traded equity values, which may differ materially from private company transaction pricing.

The logos and company names used in this report are for illustration purposes only, and the report is not associated with or supported by the owners of the trademarks.

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