Insights

Strategic Acquisition Focus Castellum's active acquisition-led growth strategy indicates a strong emphasis on expanding its technology portfolio in cybersecurity, electronic warfare, and information technology. This approach suggests potential sales opportunities in providing advanced solutions, integration services, or strategic partnerships with companies seeking to align with Castellum's expanding capabilities.

Government Contracting Expertise The company's engagement with federal agencies and participation in government-specific contract vehicles like GSS, PSS, and Navy Seaport-e demonstrates a deep focus on the federal market. Sales prospects include offering specialized cybersecurity, software, or C5ISR technologies tailored for defense and space agencies.

Innovation and Tech Adoption Recent integration with tech companies such as AmpliTech and partnership with Quarrio for trustworthy AI highlight Castellum's commitment to next-generation communications and AI-driven solutions. There are opportunities to introduce complementary communication tech, AI systems, or support existing integrations for government and defense clients.

Funding and Market Growth With recent public offerings generating significant funding and participation in notable tech summits, Castellum is positioning for growth. This influx of capital creates opportunities to propose additional scaled projects, R&D collaborations, or innovative product deployments aligned with their expanding market presence.

Personnel and Leadership Expansion The recent hiring of key executives like the Vice President of Business Development signals an active effort to grow business development capabilities. This indicates an openness to partnership and new client engagement, making them receptive to targeted sales pitches for cybersecurity solutions or space-related defense technologies.

Castellum Inc. Tech Stack

Castellum Inc. uses 8 technology products and services including Adobe, Microsoft Excel, GitLab, and more. Explore Castellum Inc.'s tech stack below.

  • Adobe
    Audio, Video, Graphics
  • Microsoft Excel
    Editors
  • GitLab
    Issue Trackers
  • Cisco
    Network Hardware
  • SAP Maintenance, Repair, and Overhaul
    Operations
  • HTML
    Programming Languages
  • X-XSS-Protection
    Security
  • X-Content-Type-Options
    Web & Portal Technology

Media & News

Castellum Inc.'s Email Address Formats

Castellum Inc. uses at least 1 format(s):
Castellum Inc. Email FormatsExamplePercentage
FLast@castellumus.comJDoe@castellumus.com
50%
FLast@castellumus.comJDoe@castellumus.com
50%

Frequently Asked Questions

Where is Castellum Inc.'s headquarters located?

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Castellum Inc.'s main headquarters is located at 3 Bethesda Metro Center, Suite 700, Bethesda, MD 20814, US. The company has employees across 1 continents, including North America.

What is Castellum Inc.'s official website and social media links?

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Castellum Inc.'s official website is castellumus.com and has social profiles on LinkedInCrunchbase.

What is Castellum Inc.'s SIC code NAICS code?

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Castellum Inc.'s SIC code is 3761 - Guided Missiles and Space Vehicles NAICS code is 336414 - Guided Missile and Space Vehicle Manufacturing.

How many employees does Castellum Inc. have currently?

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As of October 2025, Castellum Inc. has approximately 51 employees across 1 continents, including North America. Key team members include Chief Financial Officer: D. B.Chief Operating Officer: A. M.Vp Navsea/Nswc/Nawc Programs: J. M.. Explore Castellum Inc.'s employee directory with LeadIQ.

What industry does Castellum Inc. belong to?

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Castellum Inc. operates in the Defense and Space Manufacturing industry.

What technology does Castellum Inc. use?

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Castellum Inc.'s tech stack includes AdobeMicrosoft ExcelGitLabCiscoSAP Maintenance, Repair, and OverhaulHTMLX-XSS-ProtectionX-Content-Type-Options.

What is Castellum Inc.'s email format?

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Castellum Inc.'s email format typically follows the pattern of FLast@castellumus.com. Find more Castellum Inc. email formats with LeadIQ.

How much funding has Castellum Inc. raised to date?

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As of October 2025, Castellum Inc. has raised $5M in funding. The last funding round occurred on Jun 12, 2025 for $5M.

When was Castellum Inc. founded?

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Castellum Inc. was founded in 2019.

Castellum Inc.

Defense and Space ManufacturingUnited States51-200 Employees

Castellum, Inc. (NYSE: CTM) is a new technology company executing strategic acquisitions in the cyber security, information technology, information warfare, and electronic warfare space. In June 2019, the company brought on a new management team specifically to pursue an acquisition-led growth strategy. The company completed its first acquisition in November 2019. Contact us at info@castellumus.com.
WORK WITH US
NYSE: CTM
CONTRACT VEHICLES:
General Services Administration (GSS)
Professional Services Schedule (PSS)
Navy Seaport-e
Find our stock ticker here: https://www.nyse.com/quote/XASE:CTM

Section iconCompany Overview

Headquarters
3 Bethesda Metro Center, Suite 700, Bethesda, MD 20814, US
SIC Code
3761 - Guided Missiles and Space Vehicles
NAICS Code
336414 - Guided Missile and Space Vehicle Manufacturing
Founded
2019
Employees
51-200

Section iconFunding & Financials

  • $5M

    Castellum Inc. has raised a total of $5M of funding over 7 rounds. Their latest funding round was raised on Jun 12, 2025 in the amount of $5M.

  • $1M$10M

    Castellum Inc.'s revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $5M

    Castellum Inc. has raised a total of $5M of funding over 7 rounds. Their latest funding round was raised on Jun 12, 2025 in the amount of $5M.

  • $1M$10M

    Castellum Inc.'s revenue is estimated to be in the range of $1M$10M

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