Insights

Defensive Tech Stack SDI serves the First Responder and DoD sectors with software development, system planning, and specialized fireground accountability applications. This indicates opportunities to offer secure, mission-critical software solutions, compliance tooling, and integrative platforms tailored for public safety and defense workflows.

Public Safety Focus A strong foothold with daily use fireground accountability apps by major departments such as the New York City Fire Department suggests upsell potential for expanded modules (incident reporting, analytics, training simulators) and maintenance contracts for mission-critical systems.

Cloud and DevOps Tech stack includes AWS, OpenShift, Ansible, and Docker, signaling readiness for scalable cloud-native services, secure deployment pipelines, and modernization projects. There are opportunities to offer cloud migration, security hardening, and CI/CD enhancements.

Growth and Commercial Expansion Reported revenue range places SDI as a mid-sized player with DoD and commercial clients. This presents cross-sell avenues into adjacent defense and aerospace projects, plus expansion into additional government or municipal contracts and professional services.

Engagement and Enablement With a compact team (11-50 employees) and a broad tech footprint, SDI may value partnerships for resourcing, professional services, and joint go-to-market efforts with larger systems integrators to win broader bids and rapidly scale delivery.

Similar companies to Systems Definition Inc.

Systems Definition Inc. Tech Stack

Systems Definition Inc. uses 8 technology products and services including iCIMS, Amazon Web Services, Red Hat OpenShift, and more. Explore Systems Definition Inc.'s tech stack below.

Systems Definition Inc.'s Email Address Formats

Systems Definition Inc. uses at least 1 email format:
Systems Definition Inc. Email FormatsExamplePercentage
LastF@systemsdefinition.comDoeJ@systemsdefinition.com
100%

Frequently Asked Questions

What is Systems Definition Inc.'s phone number?

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You can contact Systems Definition Inc.'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

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

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Systems Definition Inc.'s official website is systemsdefinition.com and has social profiles on LinkedIn.

How much revenue does Systems Definition Inc. generate?

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As of September 2026, Systems Definition Inc.'s annual revenue is estimated to be $25M - $50M.

What is Systems Definition Inc.'s SIC code and NAICS code?

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Systems Definition Inc.'s SIC code is 7372 - Prepackaged Software and NAICS code is 5112 - Software Publishers.

How many employees does Systems Definition Inc. have currently?

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As of September 2026, Systems Definition Inc. has approximately 25 employees across 1 continents, including North America. Key team members include Business Administration Manager: K. D., Senior Software Test Engineer: J. M. and Systems/Program Analyst Ii: M. H. Explore Systems Definition Inc.'s employee directory with LeadIQ.

What industry does Systems Definition Inc. belong to?

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Systems Definition Inc. operates in the Software Development industry.

What technology does Systems Definition Inc. use?

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Systems Definition Inc.'s tech stack includes iCIMS, Amazon Web Services, Red Hat OpenShift, Ansible, Docker, Squarespace, Piwik PRO Core and Atlassian Confluence.

What is Systems Definition Inc.'s email format?

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Systems Definition Inc.'s email format typically follows the pattern of LastF@systemsdefinition.com. Find more Systems Definition Inc. email formats with LeadIQ.

When was Systems Definition Inc. founded?

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Systems Definition Inc. was founded in 2002.
Systems Definition Inc. logo

Systems Definition Inc.

Software DevelopmentVirginia, United States11-50 Employees

Systems Definition, Inc. is a software development firm based in Alexandria, Virginia. It provides software development, system planning, and technical documentation services to public safety professionals and to Department of Defense and commercial clients. The company supports initiatives across defense, public safety accountability, aerospace, and web technologies, and has developed a suite of fireground accountability applications used by fire departments nationwide, including the New York City Fire Department.

Within the software development industry, SDI serves government and commercial customers with focused technology and documentation solutions. Based in Alexandria, Virginia, the company operates with a small to mid-sized team to deliver practical software offerings.

Section iconCompany Overview

Phone number
SIC Code
7372 - Prepackaged Software
NAICS Code
5112 - Software Publishers
Founded
2002
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    Systems Definition Inc.'s revenue is estimated to be in the range of $25M - $50M

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