Green Building Initiative (GBI) is a 501 nonprofit organization and American National Standards Institute (ANSI) Accredited Standards Developer dedicated to reducing climate impacts by improving the built environment. and the Green Building Initiative which owns and operates Green Globes Green Building Assessment and Certification in the United States and Canada. The Green Globes building rating system is unique in the marketplace. Earning the Green Globes Professional credential gives you a clear understanding of the Green Globes assessment process and certification features.