Green Globes for Existing Buildings


Improving the sustainability of existing buildings is critical to forging a better built environment. GBI’s Green Globes® for Existing Buildings (EB) 2023 is a comprehensive three-in-one benchmarking and certification program, evaluating the environmental sustainability, health and wellness, and resilience of individual buildings and portfolios.

Benefits of Green Globes for Existing Buildings Certification

  • Establish a baseline and guide for improvement.
  • Assess opportunities for energy savings, reduce environmental impacts, and lower maintenance costs.
  • Establish baselines by importing energy, water, emissions, and waste data to measure progress and compare performance.
  • Compare Green Globes and utility consumption performance among portfolio properties.

The Green Globes Online Questionnaire Features

  • Intuitive – User-friendly platform offers support and simple navigation.
  • Collaborative – Invite contributors to complete as an integrated project team.
  • Efficient – Clone responses for buildings across a portfolio or for recertification.
  • Robust – Import energy, water, waste and emissions data for a complete performance tracking system.
  • Interactive – Reference in-the-moment scoring, access specific resources, and communicate with GGA.

Developed using applicable content from ANSI/GBI 02-2023: Green Globes Assessment Protocol for Existing Buildings, Green Globes EB 2023 provides a comprehensive roadmap for practitioners who are implementing sustainability programs or who wish to expand existing sustainability programs. Criteria evaluated within Green Globes EB 2023 support environmental, social, and governance (ESG) goals and corporate sustainability reporting (CSR).


“The fact that Green Globes, even with its enhanced rigor, can be used for almost any property type should be important for the overall real estate market.”

– Brenna Walraven, CEO, Corporate Sustainability Strategies

Green Globes for Existing Buildings Resources


Provide us with your basic project information by creating an account and receive a quote for Green Globes third-party assessment and certification.

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