Expert Guidance for Industry-Changing Companies
Our experienced team of financial professionals provides comprehensive investment banking , mergers and acquisitions, valuation advisory, financial consulting and exit planning services, ensuring your firm navigates critical financial decisions with confidence.
About Us
For over 30 years, The McLean Group has been providing investment banking and financial services offerings focused on the Defense, Government & Intelligence (DGI), Security, Critical Infrastructure, Maritime, Technology & Software, Facility Services, Unmanned Systems, and Public Safety markets. Our 60+ professionals bring deep industry experience and relentless execution to every client engagement. We provide solutions that blend financial creativity with operational expertise. Whether we are providing transaction advisory, valuation opinions, or growth capital, our services are unmatched in these core markets.
Our clients are special and their missions often critical. They are required to be excellent at all times, and expect the same from their transaction advisor.
(US$) Transaction Value Since 2010
Closed M&A Engagements Since 2010
Dedicated Industry Groups
Years Supporting our Clients
Senior Team Firm Tenure
Annual Valuation Engagements
Dedicated Industry Focused Teams
Within each industry group, our senior team averages over twenty years of financial and operational experience in the markets they support. Additionally, each team member maintains highly-specialized skills and certifications to include security clearances and numerous financial designations. We maintain very close relationships with strategic and financial acquirers in our market segments as well as all sources of equity and debt capital. This assures we can provide our clients with thorough and informed advice and tailor capital solutions to meet their needs.
Our valuation advisory, transaction advisory, and asset valuation services provide financial reporting and guidance to companies at every stage of their lifecycle. With deep expertise and a tailored approach, we deliver precise, data-driven insights to support strategic decision-making across industries.
Defense & Government
- Intelligence Community
- Defense Services and Products
- Federal Civilian Services
- State and Local Government
Security
- Physical Security Services
- Integrators
- Cyber Security
- Access Control, Video & Security Technology
Critical Infrastructure
- Water & Wastewater
- Food Security and Supply
- Energy Infrastructure
- Critical Communications
- First Responders & Emergency Services
Maritime
- Vessels
- Tier Two & Three Services
- Ports & Facilities
Technology & Software
- Software as a Service (SaaS)
- AI / Data Analytics
- Cloud Computing
- Managed Services
- Information Technology
Facility Services
- Correctional Facilities
- Data Centers
- Military & Defense Facilities
- Hospitals and Clinics
- Rehab Centers
Unmanned Systems
- Military & Defense
- Commercial Delivery
- Agriculture
- Infrastructure Inspection
Public Safety
- Disaster Response
- Business Continuity
- Emergency Medical
- Search & Rescue
Capabilities
Representative Transactions
![The McLean Group advised Emagined Security on its recent acquisition by Neovera, a 424 Capital portfolio company [...]](http://mcleanllc.com/wp-content/uploads/2024/07/Emagined_acq_by_Neovera-scaled.jpg)
Recent News
Congratulations on the Acquisition, but the Accounting Analysis May Be Far From Over
Closing a deal is only the beginning. Under ASC 805, Business Combinations, companies face complex post-close accounting requirements that can significantly impact earnings and audit readiness. From contingent consideration remeasurement to intangible asset valuation, the challenges are technical, nuanced, and increasingly important in today’s evolving market. This article explores why earnouts and intangible assets demand careful attention, how valuation methodologies can affect audit outcomes, and why engaging experienced specialists early can reduce uncertainty and keep management focused on integration.
Monthly Middle Market M&A Insider Report (August 2025)
The McLean Group’s August 2025 M&A Insider Report highlights a month of dynamic transaction activity across defense, government, technology, and infrastructure sectors. Notable deals include acquisitions in ISR software, EO/IR satellite payloads, offensive cyber, aerospace components, and laser systems — underscoring strong buyer demand for mission-critical technologies and advanced manufacturing. Valuation multiples remain robust, driven by continued interest from strategic and financial sponsors seeking growth in high-priority national security and infrastructure markets. This report provides executives with a clear view of how current deal flow, sector dynamics, and valuation trends are shaping opportunities for both acquirers and sellers. […]
McLean advised South Central Water Company in its transaction with H2O America
The McLean Group advised South Central Water Company on the divestiture of its Cibolo Valley wastewater treatment plant and related assets to H2O America’s Texas Water Company. The transaction will expand TWC’s footprint in the Texas Hill Country by adding over 1,500 new wastewater connections, with more than 250 additional connections under contract. This acquisition strengthens TWC’s service area and provides customers with increased efficiency and enhanced customer experience solutions. […]