Castellum, Inc. (CTM)
NYSE: CTM · Services-Management Consulting Services · Vienna, VA · filing with the SEC since 2021
Who runs Castellum, Inc.
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedChief executive, as filed
Fuller Mark C
CEO, President. First filing Oct 2022, latest Sep 3, 2025, 9 filings in all.
Officers reporting now
6
of 10 people with a filing in the last fifteen months
Directors reporting now
4
13 people on the record since 2022
Officerssales are open-market, Nov 10, 2025 to Nov 10, 2026
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Merriman Andrew | Chief Operating Officer | Sep 2024 | Nov 10, 2026 | none |
| Ives Glen R | President | Oct 2022 | Oct 1, 2026 | none |
| Bell David T | Chief Financial Officer | Oct 2022 | Oct 1, 2026 | none |
| Martin Tammy L | General Counsel and Secretary | Jan 2026 | Oct 1, 2026 | none |
| Wright Jay O | General Counsel, Secretary | Oct 2022 | Dec 22, 2025 | 12 · $700,000 |
| Fuller Mark C | CEO, President | Oct 2022 | Sep 3, 2025 | none |
Directorssales are open-market, Nov 10, 2025 to Nov 10, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Mcmillen Charles Thomas | director | Oct 2022 | Mar 27, 2026 | 2 · $100,000 |
| Alarie Mark S | director | Oct 2022 | Nov 13, 2025 | none |
| Campbell John Francis | director | Oct 2022 | Nov 13, 2025 | none |
| Champoux Bernard S | director | Oct 2022 | Nov 13, 2025 | none |
Earlier names on the record3, newest filing first
A person is listed as reporting now after a filing in the last fifteen months. The record shows when someone last filed; it does not say why they stopped. Each name links to the filings on sec.gov.