Insights

Awards & Reputation C1S Group has recognized industry accolades including Best Places to Work in North Texas for 2025 and a history of employee-centric awards from Outside Magazine and Inc. Magazine, signaling strong employer branding. This presents an opportunity to position C1S as a trusted partner in projects requiring stable, engaged teams and strong safety cultures.

Safety Leadership The ABC Diamond STEP Award in 2025 highlights a proven track record in safety leadership. Target roles responsible for risk management and project execution could be receptive to partnering with a firm known for high safety standards to mitigate site incidents and improve project performance.

Strategic Partnerships Recent partnerships with KDC, Brasfield & Gorrie, Corgan, and the plan-driven Hugs Café Headquarters and Training Academy indicate a collaborative approach on complex, multi-organization projects. This suggests opportunities to pursue joint ventures or subcontracting roles on large-scale facilities with integrated design-build or training facilities.

Mid-Sized Growth With 51-200 employees and annual revenue in the mid-range, C1S sits between smaller specialized firms and mega-con contractors. This positions them as a viable partner for mid-sized, time-sensitive facility projects where agility and geographic flexibility are valued.

Technology Utilization A tech stack including Procore, AutoCAD, Bluebeam and Sage Intacct indicates modern project management, BIM coordination, and financial visibility. This enables efficient collaboration with clients using similar platforms and presents a selling point for digital, streamlined project delivery and transparent budgeting.

Similar companies to C1S Group, Inc.

C1S Group, Inc. Tech Stack

C1S Group, Inc. uses 8 technology products and services including Sage Intacct, Crazy Egg, AutoCAD, and more. Explore C1S Group, Inc.'s tech stack below.

Media & News

C1S Group, Inc.'s Email Address Formats

C1S Group, Inc. uses at least 1 email format:
C1S Group, Inc. Email FormatsExamplePercentage
First.Last@c1sinc.comJohn.Doe@c1sinc.com
100%

Frequently Asked Questions

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

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You can contact C1S Group, 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 C1S Group, Inc.'s stock symbol?

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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?

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

How much revenue does C1S Group, Inc. generate?

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

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

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

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

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As of August 2026, C1S Group, Inc. has approximately 62 employees across 2 continents, including North America and Europe. Key team members include Director Of Human Resources: C. O., Director Of Engineering And Innovation: J. M. and Engineering Project Manager: T. G. Explore C1S Group, Inc.'s employee directory with LeadIQ.

What industry does C1S Group, Inc. belong to?

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C1S Group, Inc. operates in the Construction industry.

What technology does C1S Group, Inc. use?

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C1S Group, Inc.'s tech stack includes Sage Intacct, Crazy Egg, AutoCAD, WordPress, Bluebeam, Barracuda Email Protection, Procore and Vercel.

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

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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?

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C1S Group, Inc. was founded in 2001.
C1S Group, Inc. logo

C1S Group, Inc.

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.

Section iconCompany Overview

Phone number
Website
c1sinc.com
SIC Code
8711 - Engineering Services
Stock Symbol
4432.T
NAICS Code
23 - Construction
Founded
2001
Employees
51-200

Section iconFunding & Financials

  • $25M - $50M

    C1S Group, Inc.'s revenue is estimated to be in the range of $25M - $50M

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