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Green Key Global is the hotel and lodging industry’s sustainability certification program of choice.

Make a Conscious Effort to Go Green

Find out the benefits of certifying your hotel in sustainabiliy.

Green Key Global

Eco-Rating Program​

Elevate your hotel and lodging sustainability efforts with a third-party certification designed to help you achieve your environmental and fiscal goals.

Meetings & Events Program

Assess and certify your Meetings & events space with up-to-date sustainable best practices. 

Carbon Neutral Events Program

Stand out by offsetting your next event’s carbon footprint.

Green Vendors

Reach our vast network of leaders and decision makers by showcasing your products or services.

See the impact

Brand partnerships
Management groups
Hotels with 5-key ratings

Become a Member

Grow your business, tackle climate crisis, and increase profitability with Green Key Global Certification and membership.

News & Events

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April 4, 2024

Green Key Global Commits to Planting 5,000 Trees in the US and Canada to Celebrate Expansion

On April 1, 2024, AHLA and HAC began jointly operating the Green Key Global sustainability certification program in the U.S. and Canada to build upon our shared commitment to contributing to a more sustainable hospitality industry. The partnership and...

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October 7, 2019

The Sustainable Events Forum: November 5, 2019

One of the easiest and fastest ways to make sustainable changes to your business, whether you are hosting or attending the events, is through your travel and event practices. There is no large capital expenditure, the planet doesn’t need...

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January 23, 2024

Weekly Wednesday Webinars with Tyler Stacey-Holmes

  Join us every Wednesday at 2 PM EST for an engaging and informative webinar hosted by Green Key Global’s Member Services Coordinator, Tyler Stacey-Holmes. Explore the ins and outs of Green Key’s Eco-Rating and Meetings Programs and learn...


Access tools, education, resources, and vendors to improve sustainability at your property.

Sustainable Development Goals

Resources for the United Nations Sustainable Development Goals (SDGs)

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Case Studies

Member case studies featuring Green Key Global program value in action.

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Sustainable Journey

Member journey stories and snippets.

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Member Tools & Benefits

Tools to improve your rating including calculators and templates.

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Thought Leadership

Educational papers, webinars, valuable statistics and data.

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Innovative reports and benchmarking on industry sustainability standards and practices.

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Go green with Green Key Global and benefit your business and the environment by joining today.

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