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A series of four photos (left to right):  the outside of a high-rise office building; the exterior of a house; a man in a hard hat holding blueprints in a framed building; the exterior of a building with many windows on the front and side walls. A series of four photos (left to right):  the outside of a high-rise office building; the exterior of a house; a man in a hard hat holding blueprints in a framed building; the exterior of a building with many windows on the front and side walls.
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Photo of a microscope image of a light-emitting diode (LED) with green squares containing dots, crosses, and Xs, and a glowing metallic white square in the center.

Solid-State Lighting

DOE and its partners are working to accelerate advances in solid-state lighting. This pivotal emerging technology promises to fundamentally alter lighting in the future and offers tremendous potential to save energy and enhance the quality of building environments. More

Quick Links

The Building Technologies Program partners with states, industry, and manufacturers to improve the energy efficiency of new and existing buildings. On this site you'll find information about the program's research and development of innovative new technologies. Discover energy-efficient building practices and resources for designing, building, and operating commercial and residential buildings.

 Commercial Buildings

Builders, owners, architects, and engineers can access this Web site for resources on designing, building, and retrofitting commercial buildings. More.

 Residential Buildings

Builders and homeowners can find ways to reduce energy bills by more than 30 percent while improving the comfort of a home. More.

 Programs

Find information about the Building Technologies Program's key program areas. More.

Appliances & Commercial Equipment Standards

Building America

Building Energy Codes

Commercial Building Energy Alliances

ENERGY STAR®

High Performance Commercial Buildings