For over 130 years, Sargent & Lundy has provided clients with comprehensive engineering and design, construction management, project services, and consulting for power delivery and power generation projects. Our T&D experience encompasses overhead/underground transmission and open-air/GIS substations in all voltage classes. Expertise also includes technical and economic assessment, reliability upgrades, IPP grid interconnection, battery energy storage, smart grid technologies, and diverse services to wind and solar energy developers.