
Our Mill and Port Services team has a 90-year history of providing services to several of the world's largest steel mills, including many port and inland terminals throughout the Midwest.
CATER strategic affiliated company process over 3 million tons of aggregates and other industrial minerals for the steel industry annually. Whether you are looking at processing millions of tons or utilizing our plant services onsite for a small project, we have your solution.
We provide services from transloading rail cars, to loading or unloading vessels and barges with both bulk and break-bulk products.
CATER has two port locations we work regularly out of, including our Calumet facility in Illinois and Buffington Harbor in Gary, Indiana.

- Seaway depth.
- Large laydown area.
- Can handle bulk and break-bulk products.
- Sample analysis.
- Barge and vessel loadout.
- Over 2,000 ft of dock frontage.
- Inside and outside storage.