What is 21st Century Systems, Inc.'s NAICS code?

21st Century Systems, Inc.'s NAICS code is 5112 (Software Publishers).

Insights

SMB R&D Focus Target the company’s strong R&D heritage and SBIR track record as a lever to position advanced data integration and decision support solutions for government and commercial clients seeking innovative software capabilities.

Data Integration Expertise Highlight capabilities around complex data integration and decision ambiguity problems to align with potential buyers facing enterprise data harmony, system interoperability, and AI/ML readiness needs.

Technology Stack Fit Leverage familiarity with open technologies (Lua, Nginx, OpenResty, Bootstrap, jQuery) to propose modernization projects, API-driven integrations, and lightweight, scalable solutions that fit existing web and microservice architectures.

Growth Potential With a revenue range of 25–50 million and a lean team, pursue engagements that emphasize high-value, tightly scoped pilots, SBIR-aligned programs, and strategic partnerships to scale capabilities without large enterprise overhead.

Market Positioning Position as a specialized software house for decision-support and data integration to compete with larger vendors by offering tailored, quick-to-deliver solutions, favorable time-to-value, and flexible engagement models for government and commercial customers.

21st Century Systems, Inc. Tech Stack

21st Century Systems, Inc. uses 7 technology products and services including jsDelivr, NameBright, jQuery, and more. Explore 21st Century Systems, Inc.'s tech stack below.

jsDelivr

Content Delivery Network

NameBright

Domain Name Services

jQuery

Javascript Libraries

Lua

Programming Languages

Bootstrap

UI Frameworks

Nginx

Web Servers

OpenResty

Web Servers

21st Century Systems, Inc. Email Formats	Example	Percentage
First.Last@21csi.com	John.Doe@21csi.com	82%
Last@21csi.com	Doe@21csi.com	9%
FLast@21csi.com	JDoe@21csi.com	9%

21st Century Systems, Inc. Email Formats

Example

Percentage

First.Last@21csi.com

John.Doe@21csi.com

82%

Last@21csi.com

Doe@21csi.com

FLast@21csi.com

JDoe@21csi.com

Frequently Asked Questions

What is 21st Century Systems, Inc.'s phone number?

You can contact 21st Century Systems, Inc.'s main corporate office by phone at

+1-630-469-****

. 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 21st Century Systems, Inc.'s official website and social media links?

21st Century Systems, Inc.'s official website is 21csi.com and has social profiles on LinkedIn.

How much revenue does 21st Century Systems, Inc. generate?

As of October 2026, 21st Century Systems, Inc.'s annual revenue is estimated to be $25M - $50M.

What is 21st Century Systems, Inc.'s SIC code and NAICS code?

21st Century Systems, Inc.'s SIC code is 7372 - Prepackaged Software and NAICS code is 5112 - Software Publishers.

How many employees does 21st Century Systems, Inc. have currently?

As of October 2026, 21st Century Systems, Inc. has approximately 29 employees across 3 continents, including North America, Africa and Europe. Key team members include Controller: A. S. Explore 21st Century Systems, Inc.'s employee directory with LeadIQ.

What industry does 21st Century Systems, Inc. belong to?

21st Century Systems, Inc. operates in the Software Development industry.

What technology does 21st Century Systems, Inc. use?

21st Century Systems, Inc.'s tech stack includes jsDelivr, NameBright, jQuery, Lua, Bootstrap, Nginx and OpenResty.

What is 21st Century Systems, Inc.'s email format?

21st Century Systems, Inc.'s email format typically follows the pattern of First.Last@21csi.com. Find more 21st Century Systems, Inc. email formats with LeadIQ.

When was 21st Century Systems, Inc. founded?

21st Century Systems, Inc. was founded in 1996.

21st Century Systems, Inc.

Q: What is 21st Century Systems, Inc.'s official website and social media links?

21st Century Systems, Inc.'s official website is 21csi.com. 21st Century Systems, Inc. has social profiles on LinkedIn.

Q: How many employees does 21st Century Systems, Inc. have currently?

21st Century Systems, Inc. has approximately 29 employees.

Q: What technology does 21st Century Systems, Inc. use?

21st Century Systems, Inc.'s tech stack includes Lua, Nginx, Bootstrap, OpenResty, jQuery.

Software DevelopmentNebraska, United States11-50 Employees

21st Century Systems, Inc. is a software development company based in Omaha, Nebraska, with 11 to 50 employees. Founded in 1996 by computer scientists, the company focuses on decision support software technology research and development. It concentrates on complex data integration and decision ambiguity problems, combining software engineering with innovative R&D to address both government and commercial customers. The organization notes extensive R&D activity, including more than 90 SBIR awards since its inception. Its technology stack encompasses tools such as Lua, jQuery, Bootstrap, OpenResty, Nginx, as well as jsDelivr and NameBright. Reported annual revenue is in the range of $25 million to $50 million.

Insights

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