What is C1S Group, Inc.'s NAICS code?

C1S Group, Inc.'s NAICS code is 23 (Construction).

Insights

Awards and Recognition C1S Group has a track record of workplace and safety accolades, including recognition as one of the Best Places to Work in North Texas for 2025 and the ABC Diamond STEP Award for safety leadership. This positions the firm as a trusted partner for clients prioritizing safety, culture, and employee welfare in construction projects.

Strategic Partnerships Recent partnerships with prominent firms such as Brasfield & Gorrie, KDC, and Corgan on the Hugs Café Headquarters and Training Academy illustrate C1S Group’s ability to collaborate on multi-firm, high-profile projects. This suggests opportunity to engage with combined bids or sub-contractor roles on similar campus or facility buildouts.

Diverse Client Base Serving a wide range of clients from global Fortune 500 entities to single-facility operators indicates flexibility and proven capability to scale across project sizes and complexities. Potential sales angles include tailoring solutions for both enterprise-scale facilities and boutique, facility-specific upgrades.

Operational Excellence C1S emphasizes an agile, multi-location delivery model and a strong safety focus. This can be leveraged to pursue opportunities where project speed, risk management, and compliant execution are critical, such as fast-track renovations, new builds in regulated environments, or campus expansion programs.

Growth Momentum With recent news highlighting Best Places to Work accolades and a growing portfolio, there is momentum for expanding services to additional markets and clients. Target accounts could include regional facility owners and developers seeking reliable construction partners with a proven safety and culture pedigree.

Similar companies to C1S Group, Inc.

C1S Group, Inc. Tech Stack

C1S Group, Inc. uses 8 technology products and services including imgix, Microsoft PowerPoint, Next.js, and more. Explore C1S Group, Inc.'s tech stack below.

imgix
Content Delivery Network
Microsoft PowerPoint
Editors
Next.js
Javascript Frameworks
Modernizr
Javascript Libraries
Microsoft
Miscellaneous
Microsoft Office
Office Suites
reCAPTCHA
Security
Tailwind CSS
UI Frameworks

Media & News

C1S Group, Inc.'s Email Address Formats

C1S Group, Inc. uses at least 1 format(s):

C1S Group, Inc. Email Formats	Example	Percentage
First.Last@c1sinc.com	John.Doe@c1sinc.com	100%

Frequently Asked Questions

What is C1S Group, Inc.'s phone number?

You can contact C1S Group, Inc.'s main corporate office by phone at

+1-972-386-****

. 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 C1S Group, Inc.'s stock symbol?

C1S Group, Inc. is a publicly traded company; the company's stock symbol is 4432.T.

What is C1S Group, Inc.'s official website and social media links?

C1S Group, Inc.'s official website is c1sinc.com and has social profiles on LinkedIn.

How much revenue does C1S Group, Inc. generate?

As of July 2026, C1S Group, Inc.'s annual revenue is estimated to be $25M - $50M.

What is C1S Group, Inc.'s SIC code NAICS code?

C1S Group, Inc.'s SIC code is 8711 - Engineering Services NAICS code is 23 - Construction.

How many employees does C1S Group, Inc. have currently?

As of July 2026, C1S Group, Inc. has approximately 60 employees across 2 continents, including North AmericaEurope. Key team members include Director Of Human Resources: C. O.Director Of Engineering And Innovation: J. M.Engineering Project Manager: T. G.. Explore C1S Group, Inc.'s employee directory with LeadIQ.

What industry does C1S Group, Inc. belong to?

C1S Group, Inc. operates in the Construction industry.

What technology does C1S Group, Inc. use?

C1S Group, Inc.'s tech stack includes imgixMicrosoft PowerPointNext.jsModernizrMicrosoftMicrosoft OfficereCAPTCHATailwind CSS.

What is C1S Group, Inc.'s email format?

C1S Group, Inc.'s email format typically follows the pattern of First.Last@c1sinc.com. Find more C1S Group, Inc. email formats with LeadIQ.

When was C1S Group, Inc. founded?

C1S Group, Inc. was founded in 2001.

C1S Group, Inc.

Q: What is C1S Group, Inc.'s official website and social media links?

C1S Group, Inc.'s official website is c1sinc.com. C1S Group, Inc. has social profiles on LinkedIn.

Q: How many employees does C1S Group, Inc. have currently?

C1S Group, Inc. has approximately 60 employees.

Q: What technology does C1S Group, Inc. use?

C1S Group, Inc.'s tech stack includes Bootstrap, Autodesk Revit, Procore, jQuery, MySQL.

ConstructionTexas, United States51-200 Employees

C1S Group, Inc. is an engineering and construction firm that serves facility owners who rely on their buildings to support day-to-day operations. Its projects demonstrate the ability to manage multiple sites with varying levels of complexity, reflecting a client base that ranges from global Fortune 500 organizations to single-facility entities. The company emphasizes delivering operational reliability through construction and engineering services tailored to facility performance.
Based in Dallas, Texas, C1S positions itself within the construction industry as a partner capable of agile engagement across geographic locations. The organization places a strong emphasis on workplace safety and employee-focused practices, with external recognition for being a top place to work. Recent activity includes partnerships on a headquarters and training academy project and local acknowledgment as a leading employer in North Texas.