Access our informational PDF documents which outlines key details about our service lines.

For over 75 years, the backbone of GIS has rested upon its expert, safe, and reliable construction workforce.

The GIS teams, both on land and offshore, regularly execute complex projects for regional, national, and international clients. Whether it’s greenfield, brownfield, or modular fabrication requiring multiple self-performing crafts, our skilled field and shop labor forces excel in shouldering the work safely, all while integrating efficiencies and maintaining quality throughout every milestone. 

At our in-house training facility, ITEC (Industrial Training Education Center), we ensure the right level of training for our craft labor resources, fostering continuous education efforts to guarantee superb supervision and support for smooth project delivery. With a strict adherence to quality, we guarantee workmanship that meets the highest industry standards, aided by decades of experience that contribute to completing projects on time and budget. Committed to innovation and sustainability, GIS collaborates closely with each client whether we are self-performing an EPC contract or leveraging one of our 20 plus service lines.

GIS excels in providing comprehensive construction services, beginning with our adeptness in planning and scheduling advanced work packs, meticulously overseen by our expert project management teams. As the largest EPC entity in the Gulf of Mexico, we have continually evolved our service offerings to cater to the diverse needs of our clients. Presently, housing over 20 service lines of self-performing craft labor, spanning from Project Management to commissioning, we possess the capability and adaptability to handle virtually every aspect of a project’s life cycle. What sets GIS apart is our labor forces’ versatility across market verticals, boasting dedicated and professional teams tailored for the Energy, Industrial, Infrastructure, and Power sectors. This breadth of expertise ensures that we can deliver unparalleled service across various domains, meeting and exceeding our clients’ expectations every step of the way.  

project highlights

electrical upgrades

refinery rebuild

e&i maintenance

utility grade solar


We would be happy to talk to you about your work requirements.