Castellum, Inc. (NYSE: CTM)

Castellum, Inc., is a technology services, solutions, and products company focused on cybersecurity, IT, electronic warfare, information warfare, system modernization, and information operations. The company serves defense, federal, civilian, and commercial markets, offering a range of services including intelligence analysis, software development, software engineering, program management, strategic and mission planning, information assurance, cybersecurity, and policy support. Castellum's services cater to customers utilizing both on-premises enclaves and cloud-based infrastructures, addressing the complex network, systems, and information environments in which governments and businesses operate.

Revenue is generated through a variety of contracts, including firm fixed price, cost plus fixed fee, time and materials, indefinite delivery/indefinite quantity, and government-wide acquisition contracts. Castellum's primary customers are agencies and departments of the U.S. government, with a focus on national security missions and government modernization. The company's expertise supports intelligence, defense, and federal civilian customers, addressing the increasing complexity of network, systems, and information environments.

• Digital Solutions: Castellum transforms government operations by modernizing enterprise and agency-specific applications, enterprise infrastructure, and business processes. The company enhances productivity, security, and user satisfaction by transforming data into actionable intelligence through advanced analytics and visualization, improving performance and operational efficiency.

• Command, Control, Communications, and Computer (C4) Intelligence Surveillance Reconnaissance (C4ISR), Cyber & Space: Castellum ensures information superiority by delivering multi-domain C4 technology and networks. The company provides software-defined, full-spectrum cyber, electronic warfare, and Counter-Unmanned Aircraft Systems solutions, offering electromagnetic spectrum advantage and precision effects against national security threats. Castellum is at the forefront of developing policies for 5G wireless communications, millimeter wave, and the use of lasers for free space optical communications and long-range sensing. The company supports the development, qualification, and deployment of specialty ISR sensors on military and commercial UAVs and aircraft, independently testing and evaluating complex ISR systems at its facilities.

• Engineering Services: Castellum offers platform integration, modernization, and sustainment; system engineering; naval architecture; training and simulation services; and logistics engineering. The company enhances platforms to improve situational awareness, mobility, interoperability, lethality, and survivability. Castellum conducts software vulnerability analysis and hardens technology to protect against malicious actors, specializing in Interactive Electronic Technical Manual (IETM) technical publication development with colorized graphics and interactive wiring diagrams with circuitry illumination.

• IT Services: Castellum amplifies efficiency with unmatched expertise and next-generation technology. The company designs, implements, protects, and manages secure enterprise IT solutions for the U.S. government, state, and local agencies to optimize efficiency, enhance performance, and ensure end-user satisfaction. Castellum implements Agile and DevSecOps methodologies supporting rapid, secure, and continuous delivery of mission-critical capabilities, offering Risk Management Framework and Accreditation support services to obtain and maintain systems' Authority to Operate (ATO).

• Mission Support: Castellum specializes in planning and intelligence support for information warfare and information operations (IW/IO). The company develops IW/IO plans, exercises, doctrine, and training for the Military Services and the Combatant Commands in domestic and deployed overseas locations. Castellum's intelligence support ensures continuous advances in collection, analysis, and dissemination to optimize decision-making. The company also has linguists and cultural advisors who provide clients with insights into the history, media consumption, and cultural nuances of target audiences to maximize the effectiveness of communications plans and ensure mission success.

Castellum competes with several key players in the defense and technology services industry, including Northrop Grumman Corporation, CACI International, Inc., Peraton, Inc., and Booz-Allen Hamilton, Inc. The company's competitive advantages include extensive sector knowledge, advanced technology, deep-seated government relationships, and complementary product and service offerings. Castellum's executive officers and key managers have networks of contacts in the IT, telecom, cybersecurity, and defense sectors, positioning the company well for continued growth through acquisitions and organic growth.

Castellum's customer base includes cabinet-level departments of the U.S. government, the U.S. Army, U.S. Navy, U.S. Marine Corps, Special Operations, and other federal and civilian agencies. The company also serves state and local agencies and commercial clients, addressing their sophisticated cyber challenges. Castellum's contracts are composed of a wide range of contract types, with a significant portion of revenue generated from time and materials contracts. The company's top three revenue-producing contracts in the year ending December 31, 2025, accounted for fifty-four percent of its revenue, highlighting the strategic importance of its core expertise areas.