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Insights

Strong Market Position C1S Group operates in the construction industry with a revenue range of $50M to $100M and serves a diverse client base from Fortune 500 companies to specialized facilities, indicating substantial market reach and potential for enterprise-level projects.

Recent Expansion The acquisition of Conquest Engineering in August 2024 demonstrates C1S Group's strategic growth efforts, presenting opportunities to introduce new services or expand existing offerings to an enlarged customer portfolio.

Employee Recognition Repeated recognition as one of Outside Magazine’s 50 Best Places to Work signifies a strong internal culture, which can be leveraged to promote brand reputation and attract new clients or partnerships focused on employee-centric and sustainable construction solutions.

Technology Adoption Utilizing advanced tools such as Procore and Radix UI reflects a commitment to modern construction technologies, opening avenues for sales of innovative construction management software and digital solutions tailored to similar industry leaders.

Leadership Growth Recent hires of experienced professionals like John Hero and Chip Natsis indicate active leadership development and strategic focus on business development and project success, presenting opportunities to align with their evolving organizational priorities and expand service engagement.

Similar companies to C1S Group, Inc.

C1S Group, Inc. Tech Stack

C1S Group, Inc. uses 8 technology products and services including Cloudflare CDN, Procore, jQuery, and more. Explore C1S Group, Inc.'s tech stack below.

  • Cloudflare CDN
    Content Delivery Network
  • Procore
    Facilities Management
  • jQuery
    Javascript Libraries
  • Modernizr
    Javascript Libraries
  • jQuery Mobile
    Mobile Frameworks
  • Vercel
    Platform As A Service
  • HSTS
    Security
  • Radix UI
    UI Frameworks

C1S Group, Inc.'s Email Address Formats

C1S Group, Inc. uses at least 1 format(s):
C1S Group, Inc. Email FormatsExamplePercentage
First.Last@c1sinc.comJohn.Doe@c1sinc.com
50%
First.Last@c1sinc.comJohn.Doe@c1sinc.com
50%

Frequently Asked Questions

Where is C1S Group, Inc.'s headquarters located?

Minus sign iconPlus sign iconC1S Group, Inc.'s main headquarters is located at 4231 Sigma Road Dallas, Texas 75244 United States. The company has employees across 2 continents, including North AmericaEurope.

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

Minus sign iconPlus sign icon 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?

Minus sign iconPlus sign iconC1S 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?

Minus sign iconPlus sign iconC1S Group, Inc.'s official website is c1sinc.com and has social profiles on LinkedIn.

How much revenue does C1S Group, Inc. generate?

Minus sign iconPlus sign icon As of February 2026, C1S Group, Inc.'s annual revenue is estimated to be $3M.

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

Minus sign iconPlus sign iconC1S Group, Inc.'s SIC code is 8711 - Engineering Services NAICS code is 23 - Construction.

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

Minus sign iconPlus sign iconAs of February 2026, C1S Group, Inc. has approximately 56 employees across 2 continents, including North AmericaEurope. Key team members include Ceo: J. S.Chief Operating Officer: C. H.President: M. S.. Explore C1S Group, Inc.'s employee directory with LeadIQ.

What industry does C1S Group, Inc. belong to?

Minus sign iconPlus sign iconC1S Group, Inc. operates in the Construction industry.

What technology does C1S Group, Inc. use?

Minus sign iconPlus sign iconC1S Group, Inc.'s tech stack includes Cloudflare CDNProcorejQueryModernizrjQuery MobileVercelHSTSRadix UI.

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

Minus sign iconPlus sign iconC1S 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?

Minus sign iconPlus sign iconC1S Group, Inc. was founded in 2001.

C1S Group, Inc.

ConstructionTexas, United States51-200 Employees

C1S Group is an engineering and construction firm serving facility owners who rely on their buildings to achieve operational success.  The C1S client list varies from global Fortune 500 organizations to highly specialized entities with one facility. The C1S business model calls for the agility to work on multiple projects across geographic locations with varying complexities.

C1S is proud of its industry-leading focus on its employees. Outside Magazine and Inc. Magazine have named C1S one of the "100 Best Places to Work in America" (2015) and "50 Best Workplaces" respectively.
 
For more information, visit www.c1sinc.com.

Section iconCompany Overview

Headquarters
4231 Sigma Road Dallas, Texas 75244 United States
Phone number
+1-972-386-****
Website
c1sinc.com
SIC Code
8711 - Engineering Services
Stock Symbol
4432.T
NAICS Code
23 - Construction
Founded
2001
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $25M$50M

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

Section iconFunding & Financials

  • $25M$50M

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

Company Leadership

  • Stylized image of a person
    J. S.
    Ceo
    Phone icon
    Mobile Phone
  • Stylized image of a person
    C. H.
    Chief Operating Officer
    Phone icon
    Mobile Phone
  • Stylized image of a person
    M. S.
    President
    Phone icon
    Mobile Phone
  • Stylized image of a person
    G. F.
    Director Of Finance
    Phone icon
    Mobile Phone
  • Stylized image of a person
    C. O.
    Director Of Human Resources
    Phone icon
    Mobile Phone

Employee Directory

  • Stylized image of a person
    G. C.
    Director Of Engineering
    Phone icon
    Mobile Phone
  • Stylized image of a person
    J. H.
    Director Of Business Development
    Phone icon
    Mobile Phone
  • Stylized image of a person
    J. M.
    Director Of Innovation
    Phone icon
    Mobile Phone
  • Stylized image of a person
    M. P.
    Director Of Construction
    Phone icon
    Mobile Phone
  • Stylized image of a person
    B. S. D. W.
    Director Of Engineering
    Phone icon
    Mobile Phone

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