Custom Structures, Inc. (CSI) is a family owned and operated business specializing in custom pre-engineered steel buildings up to 100,000 square feet, and electrical substation steel structures. In business since 2002, CSI has completed hundreds of projects throughout the southeast. Our new 30,000 square foot fabrication facility provides on time projects for our general contractors. CSI handles all facets of the process from the raw metal to a completed building, we are your manufacturer and can handle all aspects from design, fabrication, and installation of your structure. Our goal is to meet your needs whether you are a contractor looking for a supplier, organization looking for a commercial building, or an electrical company needing electrical control houses and substation structures.