Castellum Inc.
Castellum Inc.

Castellum Inc. Information

Contact top employees from Castellum Inc.

Summary

Castellum Inc. has been in the industry for 7 years. The company currently specializes in the Defense & Space area. Its headquarters is located at US. The estimated number of employees - 47. To connect with Castellum Inc. employee register on SignalHire.

Organization Website

castellumus.com

Phone Number

301.961.4895

Industries

Headquarters Location

3 Bethesda Metro Center, Suite 700, MD, 20814 US

Employees Size

100-200 employees

Specialties

cyber, electronic warfare, information warfare, cybersecurity, intelligence, cyber defense, program management, strategy, defense, global security, information technology

Founded

2019

Estimated Website Traffic

The chart shows a growth in traffic to the castellumus.com website. In November, traffic increased to 6947, compared to 4570 in the previous month. The highest traffic in 2025 was recorded in November, reaching 6947 visits.

Employees Turnover 4 quarter 2025

Number of employees switched from or switched to
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Total number all of employee turnover
Number of employees by department
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Total number all of employee turnover
Length of Employment
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Employee tenure at Castellum Inc. shows a diverse range of experience levels:
11% have been with the company for less than 1 year33% for 1–2 years22% for 3–4 years33% for 5–7 years
Ex-employees positions
In Company
In New Company
Contact top employees from Castellum Inc.
Glen Ives
President and Chief Executive Officer
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April Tsirigotis
Vice President, Program Execution and Support
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Emily Mosso
Vice President Finance/Controller
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Erin Emery
Vice President of Human Resources
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Mark Fuller
CEO & President
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Pete Williams
Vice President, Navy & Marine Corps Programs
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Greg Ortegae
Sr. Project Management & Governance Specialist
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Quentin Portis
Cyber Operations Research Analyst - Senior
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Melissa Gott
Technical Recruiter
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Thomas McGettigan
Senior Pricing Analyst
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James Murphy
Senior System Analyst
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Joel Pagella
Senior Technical Recruiter
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Erin Emery
Sr. Director of Human Resources
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William Diedrichsen
Software Test Engineer
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Christa Jones
Director, Capture Management
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Victoria Navarrete
Social Media Marketing Analyst
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Jim Morton
VP NAVSEA/NSWC/NAWC Programs
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Chanda
System Analyst
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Gina Lewis
Technical Recruiter
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Anthony Ward
Senior Systems Analyst | Data Science/Analytics
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Andrew Merriman
Chief Operating Officer
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Stockton Schipul
System Engineer
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Justin Mann
Senior Accountant
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Gary Kubat
Senior EW Program Analyst - Modernization
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Vienny Le
IT Business Development Analyst
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Tammy Martin
Senior Counsel
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Dustin Charnock
Payroll/Accounting Assistant
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Dillon Groh
System Engineer
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Laura Seader
Human Resources Assistant
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cody kalebota
System Administrator
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FAQ

Castellum Inc. operates in the Aerospace industries. More details can be found on the official website: castellumus.com.
The headquarters of Castellum Inc. are located in Bethesda, United States.
You can contact Castellum Inc. by phone at 301.961.4895.
Castellum Inc. currently employs 100-200 people.

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