BuildingGreen, Inc.
This web-based company provides green building case studies and over 1,800 green building products organized by standard CSI divisions.

Environmental Construction + Design – Green Book
Environmental Construction + Design offers a print magazine and an online green product and resource guide.

Good To Be Green
This free directory of sustainable products and accredited green building professionals contains resources for both residential and commercial builders.

Greenguard Environmental Institute
Greenguard provides a guide to third-party, certified low-emitting interior products and building materials (registration required).

Green Seal Certified Products
Green Seal is an independent, nonprofit organization that identifies and promotes green products and services.

Forest Stewardship Council (FSC)
FSC provides independent auditing, certification and the promotion of certified forest products under the SmartWood name.

The NRDC Greening Advisor
NRDC’s in-depth guide gives you the tools you need to bring your business into the green era.

Life Cycle Analysis Tools
International Design Center for the Environment
IDCE is a non-profit organization that promotes community sustainability and develops and disseminates tools for scientifically robust and efficient lifecycle analysis of common materials.

LBLN High Performance Commercial Building Systems
The Lawrence Berkeley National Laboratory is developing a set of life cycle cost tools for improving commercial building performance.

Whole Building Design Guide – Life Cycle Tools
The Whole Building Design Guide, developed by the National Institute of Building Sciences, provides a variety of life cycle cost and assessment tools.

Federal Energy Management Program
Here is an additional resource for downloading software developed by the National Institute of Building Sciences Building Life-Cycle Cost programs.
Case Studies

American Institute of Architects
Detailed case studies of the winners the AIA/COTE Green Project Awards.

Building Concerns – Northern California Resource Directory
More than 40 self-reported case studies of commercial green buildings in Northern California.
Nearly 200 case studies of green buildings, including LEED-certified projects (paid subscription is required).

New York State Energy Research and Development Authority
Case studies for green building projects in New York State that received assistance from NYSERDA.

Pacific Northwest Pollution Prevention Resource Center
Case study links for different types of green buildings nationwide.

U. S. Department of Energy High Performance Building Database
Nearly 80 case studies of high-performance buildings worldwide showcasing energy efficiency and other green strategies.

EPA Energy Star
Case studies for nearly 200 commercial Energy Star-qualified buildings.

U. S. Green Building Council – LEED
Completed LEED point checklists for numerous certified projects nationwide, including several detailed case studies.