Insights

Security Focus Six3Systems concentrates on Cyber Security, ISR, and Biometrics for federal customers, indicating strong demand for specialized defense tech services and potential for expanding secure cloud and identity solutions.

Federal Target Revenue scale and client focus suggest pursuing opportunities with Intelligence, DoD, and Civilian agencies; leverage existing government-friendly tech stack and certifications to win more federal contracts.

Cloud Propensity Use of Amazon Web Services and related cloud infrastructure signals readiness for cloud-based security, data analytics, and mission-critical workloads; propose managed security, compliance, and cloud modernization services.

Growth Upsell Small but focused team size implies opportunities to upsell through scalable, modular services such as continuous monitoring, threat hunting, and biometrics identity solutions to deepen mission coverage.

Competitive Position Operating alongside large defense primes; position as a nimble, specialized partner for rapid deployment, integration with legacy systems, and bespoke ISR and biometric capabilities to complement bigger contractors.

Similar companies to Six3Systems

Six3Systems Tech Stack

Six3Systems uses 8 technology products and services including Amazon Web Services, RSS, WordPress, and more. Explore Six3Systems's tech stack below.

  • Cloud Hosting
  • RSS
    Content Management System
  • Content Management System
  • Amazon ALB
    Load Balancers
  • Priority Hints
    Performance
  • PHP
    Programming Languages
  • Apache HTTP Server
    Web Servers
  • Sitelinks Search Box
    Web Tools And Plugins

Six3Systems's Email Address Formats

Six3Systems uses at least 2 email formats:
Six3Systems Email FormatsExamplePercentage
FLast@harding-security.comJDoe@harding-security.com
89%
First.Last@harding-security.comJohn.Doe@harding-security.com
11%

Frequently Asked Questions

What is Six3Systems's official website and social media links?

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Six3Systems's official website is harding-security.com and has social profiles on LinkedIn.

How much revenue does Six3Systems generate?

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As of October 2026, Six3Systems's annual revenue is estimated to be $1M - $10M.

What is Six3Systems's SIC code and NAICS code?

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Six3Systems's SIC code is 3761 - Guided Missiles and Space Vehicles and NAICS code is 336414 - Guided Missile and Space Vehicle Manufacturing.

How many employees does Six3Systems have currently?

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As of October 2026, Six3Systems has approximately 38 employees across 2 continents, including North America and Asia. Key team members include Sigint Collection Manager: L. W., Assistant City Manager: T. P. and Senior Software Developer Lead: M. C. Explore Six3Systems's employee directory with LeadIQ.

What industry does Six3Systems belong to?

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Six3Systems operates in the Defense and Space Manufacturing industry.

What technology does Six3Systems use?

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Six3Systems's tech stack includes Amazon Web Services, RSS, WordPress, Amazon ALB, Priority Hints, PHP, Apache HTTP Server and Sitelinks Search Box.

What is Six3Systems's email format?

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Six3Systems's email format typically follows the pattern of FLast@harding-security.com. Find more Six3Systems email formats with LeadIQ.

When was Six3Systems founded?

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Six3Systems was founded in 2009.
Six3Systems logo

Six3Systems

Defense and Space ManufacturingVirginia, United States11-50 Employees

Six3 Systems operates in the national security and defense sector, delivering mission-critical solutions and services to federal customers. The company concentrates on three core areas within the federal government—cyber security, intelligence surveillance and reconnaissance, and biometrics and identity intelligence.

Based in Tysons, Virginia, the firm positions itself as a small provider serving intelligence agencies, the Department of Defense, and civilian government bodies. Its offerings are designed to support secure networks, intelligence collection, and identity assurance for federal programs. Within the defense and space manufacturing landscape, the company is characterized by its specialized focus on federal mission areas rather than broader commercial markets.

Section iconCompany Overview

SIC Code
3761 - Guided Missiles and Space Vehicles
NAICS Code
336414 - Guided Missile and Space Vehicle Manufacturing
Founded
2009
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    Six3Systems's revenue is estimated to be in the range of $1M - $10M

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