C1S

C1S

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C1S is an Engineering, Construction and Sustainability firm specializing in existing facilities with

At C1S Group we are the experts in: Process Mechanical Engineering, LEED EB for Industrial and Manufacturing, Construction Management for Facilities Upgrades. Our primary areas of expertise include process mechanical, electrical, piping and systems in semiconductor, pharmaceutical, food and beverage, defense, and industrial facilities. If you are considering upgrading your process facility, we hav

Photos from C1S's post 12/17/2025

It is with great sadness that we announce the passing of Byron Syphrett.

Byron was one of the “founding fathers” on the C1S construction team, and he played a major role in making our company what it is today. His teammates loved him and his clients loved him. One client even named him “Employee of the Month” for his dedication and commitment to the project. Byron was one in a million, and we are all better for knowing him.

https://www.billdeberry.com/obituaries/byron-syphrett

10/03/2025

Heritage Christian Academy phase 2 is officially complete! Thanks to the team for getting this done under budget and ahead of schedule.

Photos from KDC Real Estate Development & Investments's post 09/25/2025

Love being a part of something so meaningful with a great firm like KDC Real Estate Development & Investments

2024 Distinguished Building Awards Winners 03/12/2024

We are excited to announce that one of our projects earned an award through TEXO! This recognition celebrates our outstanding achievement in completing the project at Retractable Technologies. Check out our website to read more about this project!

Merit Award - Design Build 1 ($0 - $10M) - C1S Group, Inc. - Retractable Technologies

11/04/2023

Addy keeps us all moving in the right direction, on time, on budget, creative and effective problem solver. Thanks for all you do Addy!

Meet Addison Shipman with C1S, Dallas/Fort Worth nominee for the Outstanding Administrative Professional of the Year.

Luna Awards recognize women professionals who have dedicated their careers to advancing the A/E/C industries.

RSVP: https://bit.ly/3oZ5ocb
Make a nomination: https://bit.ly/43VKSs4

10/29/2023

So grateful for you Addison Shipman! You are the glue that holds us all together, and makes us laugh and love our work!!!

Meet Addison Shipman with C1S, Dallas/Fort Worth nominee for the Outstanding Administrative Professional of the Year.

Luna Awards recognize women professionals who have dedicated their careers to advancing the A/E/C industries.

RSVP: https://bit.ly/3oZ5ocb
Make a nomination: https://bit.ly/43VKSs4

Outside Magazine Once Again Ranked C1S Group as one of the Best Places to Work. | C1S Blog 11/10/2022

Man, I love these people…

Outside Magazine Once Again Ranked C1S Group as one of the Best Places to Work. | C1S Blog Dallas, Texas (November 9, 2022) – C1S Group Inc., a leading engineering and construction firm, was named one of Outside Magazine’s 50 Best Places to Work in...

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Our Story

C1S Group we are the experts in: Process Mechanical Engineering, LEED EB for Industrial and Manufacturing, and Construction Management for Facilities Upgrades.
Our primary areas of expertise include process mechanical, electrical, piping and systems in semiconductor, pharmaceutical, food and beverage, defense, and industrial facilities. If you are considering upgrading your process facility, we have the knowledge to perform projects safely, without interrupting your operations.
C1S is committed to providing solutions that incorporate energy efficiency, maintainability, and value. Every one of our Sustainability Consultants is a LEED Accredited Professional (LEED AP). Our LEED APs will guide you through the trends and technologies available for sustainable design and construction and evaluate the options for your facility.
For process facilities upgrades, we have the knowledge to perform projects without interrupting your operations. Our construction management team is experienced in managing complex projects in critical environments. Intimate knowledge of the latest safety and operating protocols ensures success on every project.

Address


4231 Sigma Road Ste 110
Dallas, TX
75244

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm