stackArmor
stackArmor is a cybersecurity company specializing in GRC, founded in 2012 and headquartered in Fairfax, United States. It has 1 priced equity round on record with undisclosed amounts, employs about 62 people, and was acquired by Quantum Sky in 2025.
updated Oct 11, 2026
stackArmor products
stackArmor ThreatAlert ATO AcceleratorPre-audited security stack and services to accelerate FedRAMP, DOD, CMMC, and FISMA ATO
stackArmor funding
stackArmor has 1 priced equity round on record with undisclosed amounts. Its most recent round was a Angel in March 2020.
- Equity raised
- Undisclosed1 priced round
- Last round
- AngelMar 2020
stackArmor employees and hiring
As of September 2026, stackArmor has about 62 employees, up 2% over the last 30 days.
- Employees
- 62
- 30-day change
- +2%
- Open roles
- 0
stackArmor competitors
Competitors of stackArmor include Second Front Systems, Qalea, and NeQter Labs. 176 more are in the platform, with overlap scoring.
matched by product category and features
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The other 440 data points.
- Funding historyevery round, every investor named
- Headcount growthvelocity, departments, seniority
- Open jobslive postings, hiring pace, role mix
- Tech stackframeworks, clouds, security
