Capitol Steel Company

Welcome to Capitol Steel Company, your steel and building materials supplier for nearly 50 years! Founded in 1968, we have a wide variety of products to support many areas of the construction industry. Our services include reinforcing steel to concrete construction supplies and building systems. Today, our building materials are used in a variety of building applications and sectors such as: commercial, residential, industrial and light commercial. Our delivery team delivers top quality concrete construction materials to our customers throughout much of Northern California. Call us for more details!