Infrastructure and Energy Alternatives (IEA) is a leading infrastructure construction company with specialized energy and heavy civil expertise. Headquartered in Indianapolis, Indiana, with operations throughout the country, IEA’s service offering spans the entire construction process. The company offers a full spectrum of delivery models including full engineering, procurement, and construction, turnkey, design-build, balance of plant, and subcontracting services. IEA is one of three Tier 1 wind energy contractors in the United States and has completed more than 200 wind and solar projects across North America. In the heavy civil space, IEA offers a number of specialty services including environmental remediation, industrial maintenance, specialty transportation infrastructure and other site development for public and private projects.