The City of Houston's Green Office Challenge

A resource for helping businesses and buildings improve sustainability

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Houston Green Office Challenge

Houston's Green Office Challenge is designed to help tenants improve sustainability and energy efficiency in the workplace. Join the program to reduce energy, water, and waste - and make Houston a better place to work and live. Learn more about the program.

Success Stories

Advancing sustainability in the workplace is the result of creative thinking, collective action, and focused execution. Learn how some exceptional organizations in Houston have made an impact, and share your story.

Featured Article

Smith & Associates Building Greenovation

Find out how Smith and Associates have been making their business sustainable.

Featured Case Study

EDP Renewables North America

Learn about the fourth largest wind energy producer in the United States, based in the heart of downtown Houston, Texas.

Featured Case Study


At the forefront of wholesale power generation, NRG Energy's environmentally conscious philosophy can be seen in every aspect of its operations.

Get Involved

Sustainability is alive and well in Houston, with events and activities happening daily. Learn about how you can plug in and get started by exploring the highlights below.

Upcoming Workshop

Wednesday, February 10, 2016: Houston PACE 101

Join us for an engaging dialogue with a panel of subject matter experts about simple and effective ways to finance energy efficiency, renewable energy and water conservation upgrades to your existing buildings.

Seasonal Event

City Hall Farmers Market: Wednesdays beginning Feb 24th

The City Hall Farmers Market is a great place to grab lunch, pick up groceries, and listen to live music! It runs every Wednesday during the Fall and Spring seasons.

Focus: Energy Efficiency

Houston City Energy Project

Learn how to unlock the value of building energy efficiency.

We think Houston's sustainability program is terrific. But don't take our word for it – check out what others in the community are saying. Contact us to share your perspective.

Built for Business

The Houston Green Office Challenge has been a great resource for us to learn how to become a more sustainable business. With the knowledge and tools provided during the challenge, we were able to save money and cut our emissions, water usage, and energy usage substantially.

Art Figueroa
Vice President of Global Operations, Smith & Associates

Backed by Government

The Houston Green Office Challenge is an unprecedented opportunity to bring citizens into the city-wide sustainability strategy - to make Houston a greener, cleaner and healthier place for ourselves and the future Houstonians who will inherit our great city.

Annise Parker
Mayor, Houston

Supported by Participants

NASA Johnson Space Center's sustainability policy is to execute NASA's mission without compromising the planet's resources. The Johnson Space Center (JSC) is committed to balancing environmental, social, and economic concerns with NASA's mission obligations in space exploration.

Laurie Peterson
Sustainability Champion, NASA JSC