Squibb Tank Company, Inc | Custom Steel Storage Tanks We specialize in carbon steel tank manufacturing as storage solutions with a proven track record of quality workmanship, value, and product durability. Our facility is based out of Salem, Illinois an We specialize in carbon steel tank manufacturing as storage solutions with a proven track record of quality workmanship, value, and product durability. Our facility is based out of Salem, Illinois and we are big enough to handle any job you have while still being small enough to care about getting it done right – according to your specs, on time, and within your budget. It has been our long-term goal to keep costs low and respond to changing market conditions. This philosophy has ensured for three generations that our product is very competitive and that Squibb Tank Company will not only be there for your current project, but also for your future projects.