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Nature of Operations
 12 Months Ended
Dec. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Nature of Operations Nature of Operations
Castellum, Inc. (the “Company”) is focused on building a large, successful technology company in the areas of information technology, electronic warfare, information warfare and cybersecurity with businesses in the governmental and commercial markets. Services include intelligence analysis, software development, software engineering, program management, strategic planning, information assurance and cybersecurity and policy along with analysis support. These services, which largely focus on securing data and establishing related policies, are applicable to customers in the federal government, financial services, healthcare, and other users of large data applications. The services can be delivered to legacy, customer owned networks, or customers who rely upon cloud-based infrastructures. The Company has worked with multiple business brokers and contacts within their business network to identify potential acquisitions.
Bayberry Acquisition Corporation (“Bayberry”) was a wholly owned subsidiary of the Company. Jay Wright and Mark Fuller controlled and managed Bayberry and were named officers and directors of the Company upon the acquisition of Bayberry. The transaction was accounted for as a reverse merger. As a result, Bayberry was considered the accounting acquirer.
Corvus Consulting, LLC (“Corvus”), acquired in November 2019, is a wholly owned subsidiary of the Company. Corvus provides scientific, engineering, technical, operational support, and training services to federal government and commercial clients. Corvus focuses on Cyberspace Operations, Electronic Warfare, Information Operations, Intelligence and Joint/Electromagnetic Spectrum Operations. The specialties of Corvus range from high-level policy development and Congressional liaison to requirements analysis, DOTMLPF-p development assistance and design services for hardware and software systems fulfilling the mission needs of the Department of Defense and Intelligence Communities.
The Company entered into a definitive merger agreement with Mainnerve Federal Services, Inc. dba MFSI Government Group, a Delaware corporation (“MFSI”), effective as of January 1, 2021. This acquisition closed on February 11, 2021. MFSI, a government contractor, has built strong relationships with numerous customers, in the software engineering and IT arena. MFSI provides services in data security and operations for Army, Navy and Intelligence Community clients, and currently works as a software engineering/development, database administration and data analytics subcontractor. The Company entered into a stock purchase agreement to sell MFSI (the “MFSI Divestiture”) on September 11, 2024.
The Company acquired Merrison Technologies, LLC, a Virginia limited liability company (“Merrison”), on August 5, 2021. Merrison, is a government contractor with expertise in software engineering and IT in the classified arena. Effective December 1, 2023, all operations, contracts and employees were merged into Corvus and Merrison was dissolved with the Virginia Secretary of State.
Specialty Systems, Inc. (“SSI”) was acquired August 12, 2021. SSI is a New Jersey based government contractor that provides critical mission support to the Navy at Joint Base McGuire-Dix-Lakehurst in the areas of software engineering, cyber security, systems engineering, program support, and network engineering.

The Company acquired certain business assets from The Albers Group, LLC located in Pax River, Maryland (“Pax River”) which closed on November 16, 2021 in an asset purchase for up to 550,000 shares of common stock and cash of $200,000 paid monthly over a 10-month period starting February 2022 upon the satisfaction of conditions in the acquisition agreement.

The Company acquired Lexington Solutions Group, LLC (“LSG”), on April 15, 2022. LSG is a government contractor with a wide range of national security, strategic communication, and management consulting services.

The Company acquired Global Technologies Management Resources, Inc. (“GTMR”) on March 23, 2023. GTMR is a government contractor based in Hollywood, Maryland near Naval Air Station Patuxent River.
On July 19, 2021, the Company filed a certificate of amendment with the State of Nevada to change the par value of all common and preferred stock to all be $0.0001. All changes to the par value dollar amount for these classes of stock and adjustment to additional paid in capital have been made retroactively.
On October 13, 2022, the Company completed a $3,000,000 public offering, a 1-for-20 Reverse Stock Split of its common shares, and an uplisting to the NYSE American LLC. All share and per share figures related to the common stock have been retroactively adjusted in accordance with SEC Staff Accounting Bulletin (“SAB”) Topic 4C.