- Efficient Windows
- Provides unbiased information on the benefits of energy-efficient windows, descriptions of how they work, and recommendations for their selection and use. - Advanced Technologies For Commercial Buildings
- Professional builder's guide to environmentally responsible technologies and materials for use in commercial/industrial buildings. - Home Energy Saver
- Online tool for calculating energy use in residential buildings and helping consumers identify the best ways to save energy in their homes, and find the resources to make the savings happen. - Green Building Concepts
- Offering online information and a free newsletter for building a more energy and resource efficient home. Also contains links to manufacturers and suppliers of environmentally efficient products. - Meta-Efficient
- Offers independent reviews of energy-efficient household products and tips on how to maintain a more simple and self-sufficient lifestyle. - Lawrence Berkeley Laboratory - Building Technologies Department@
- Energy Source Builder Newsletter
 - EcoEdge
- Green building consulting company working with homeowners, builders, architects, and solar integrators to make America's homes healthier, greener, more comfortable and energy efficient. - Energy Efficiency: Buildings

|