Construction Solutions for Existing Buildings

C1S Group is a family of engineers and construction management professionals providing design, consulting, and general contractor services to both Fortune 1000 companies and the local architects, developers, brokers and business owners in our community.   No matter what you do, or the building challenge you have, we are your choice for a safe, timely and on budget solution that delivers the quality and value you need.

Engineering Dallas

Planning is critical to schedule driven projects.

Are your shutdown windows short and non-negotiable? Learn how C1S can help you execute your projects right, and right on time. Read More
Construction Dallas

Complex project in an old building?

Platting, updated codes, and maintaining the authentic “feel” of the original building are all considerations when renovating an existing space. Read More
LEED Engineering and Construction for Sustainability

Don’t fail compliance with your latest cleanroom area

Are you constructing a cleanroom or critical environment for your latest product line? Be sure to avoid delays and costly change orders due to non-compliance with ISO and other industry standards. Read More