Insights

Strong Industry Presence C1S Group operates within the competitive construction industry with a revenue range of 50 to 100 million dollars and a skilled workforce of up to 200 employees, positioning them as a flexible mid-sized firm capable of handling complex projects across various geographic locations.

Recent Expansion The company's recent acquisition of Conquest Engineering and strategic hiring of experienced professionals like John Hero and Chip Natsis indicate an active growth approach, opening opportunities for partnerships or service expansion in engineering and business development sectors.

Award-Winning Workplace Recognition as one of Outside Magazine’s 50 Best Places to Work in 2022 and 2021 highlights C1S's reputation for employee engagement and positive workplace culture, which can be a selling point when proposing collaboration or talent acquisition solutions.

Technological Adoption Utilizing advanced tech tools such as Procore, Cloudflare CDN, and modern UI components demonstrates C1S's commitment to leveraging modern construction management and digital infrastructure, indicating potential openness to technology-driven solutions or innovations.

Market Position & Relationships C1S's diverse client base including Fortune 500 companies and specialized entities suggests a well-established market presence with potential for expanding into new verticals or offering tailored solutions to high-profile clients in the construction and engineering sectors.

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?

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C1S Group, Inc.'s main headquarters is located at 4231 Sigma Road, Dallas, Texas 75244, US. The company has employees across 2 continents, including North AmericaEurope.

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 October 2025, C1S Group, Inc.'s annual revenue is estimated to be $3M.

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

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

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

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As of October 2025, 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?

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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 Cloudflare CDNProcorejQueryModernizrjQuery MobileVercelHSTSRadix UI.

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.

ConstructionUnited 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, US
Phone number
Website
c1sinc.com
Stock Symbol
4432.T
NAICS Code
23 - Construction
Founded
2001
Employees
51-200

Section iconFunding & Financials

  • $50M$100M

    C1S Group, Inc.'s revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    C1S Group, Inc.'s revenue is estimated to be in the range of $50M$100M

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