Water & Wastewater


GBI works with the world’s leading environmental engineers to fabricate, field erect and repair a broad spectrum of water storage and wastewater treatment solutions.   All of our products meet rigorous standards including those established by AWWA, ASME, and API.

GBI delivers high-quality products at competitive prices, whether it is a custom 12’Ø shop tank/vessel, or a 145’Ø above ground storage tanks.  Our diversified experience and seasoned crews also enable us to build more involved structures such as elevated tanks, thickeners and clarifiers.


Put GBI Safety, Quality and Experience to Work on Your Next Project

Liquid Storage Tanks

Thickeners, Clarifiers and Separators

Reactor Vessels and Process Tanks

Silos, Bins and Hoppers




Our Industry Standards and Accreditations


GBI is a pre-approved contractor with the following