CB&I (Chicago Bridge & Iron Company) is a global leader in the design and construction of storage facilities, tanks, and terminals, primarily for the energy, industrial, water, and wastewater markets. Founded in 1889 in Chicago, Illinois, the company has a rich history of over 130 years and has completed more than 60,000 structures worldwide.

CB&I specializes in bulk liquid storage solutions, including elevated water tanks and petroleum storage tanks. The company has pioneered several technological advancements, such as the world's first field-erected spherical pressure vessels and floating roofs for petroleum storage. Its services encompass front-end engineering and design (FEED), engineering, procurement, and construction (EPC), construction management, commissioning, and environmental services. CB&I serves a diverse range of clients, including oil and gas companies, petrochemical producers, and government entities, emphasizing safety, quality, and sustainability in its project execution.