Complex Structures Group

Complex Structures Group stands as a leader in the metal deck and structural steel erection industry, renowned for our unmatched precision and unwavering commitment to safety. We pride ourselves on our ability to deliver exceptional results, focusing on every detail to ensure our clients' needs are met with excellence. Our reputation for quality craftsmanship and reliability has made us a trusted partner in the Chicagoland area and beyond. Formerly known as Chicago Steel, we carry forward a rich legacy of successfully executing some of the most complex and challenging structural projects. With decades of experience in navigating intricate logistics, we are adept at overcoming the most demanding obstacles while maintaining strict adherence to timelines and safety standards. As we continue to expand into new markets and service areas, we remain firmly dedicated to pushing the boundaries of innovation and operational efficiency. Our goal is to build long-lasting partnerships, exceed industry standards, and deliver exceptional value for every client and project. At Complex Structures Group, we’re not just constructing steel – we’re building the future.