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Join us for 2014 Earth Day Celebration

Join the Office of Sustainability and Rock the Green for our 3rd annual Earth Day Celebration on April 22, 2014.  Mayor Barrett and others will be on hand to talk about our city's sustainability initiatives. Catch a special performance by Vic and Gab. Get all the details HERE


ME3 Now Accepting Applications

ME3: Milwaukee Economy, Energy & Environment. ME3, Milwaukee's sustainable manufacturing initiative improves the bottom line and the environment. ME3 is accepting applications for a limited time. Click HERE for details.



ReFresh Milwaukee 

Read the Winter 2014 Newsletter

Get the latest updates on Milwaukee's sustainability initiatives. CLICK HERE to read the Milwaukee Office of Environmental Sustainability Winter 2014 Newsletter.



IMPORTANT: Include Alt Text for ADA compliance! 

Solar Bay View Group Buy Begins

Milwaukee launches it's second solar group buy program that can help residents and small business owners invest in lower cost solar installations through the power of volume-purchasing. Learn more at



Welcome to the Office of Environmental Sustainability

The City of Milwaukee Office of Environmental Sustainability (OES) was created by Mayor Tom Barrett to enhance Milwaukee's sustainability and position the city as a national leader in sustainability performance. OES has helped thousands of homeowners and hundreds of businesses and organizations achieve their sustainability goals while reducing emissions, waste and resource inefficiencies. As a result of OES's strategic investments in the community, $30 million of economic activity has been stimulated since 2010.

Check out our programs below and see how we are ReFreshing Milwaukee every day!

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About Us

OES promotes cost-effective sustainability practices that meet Milwaukee’s urgent environmental, economic and social needs while enhancing long-term economic development, thus, improving the environment and livability of Milwaukee for all its citizens.

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ReFresh Milwaukee

ReFresh Milwaukee provides a vision for community sustainability over the next 10 years with wide-ranging goals and targets to be met. ReFresh Milwaukee seeks to make Milwaukee a center for sustainability innovation and thought leadership.

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OES provides resources for home owners in the City of Milwaukee. Learn how lower your bills. Connect with resources to help you live more sustainably in your neighborhood.

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OES offers solutions to help Milwaukee businesses be more competitive by lowering costs and saving energy, reducing waste and other inefficiencies.


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City Operations

The OES team works with City departments and the Common Council to reduce energy and resource consumption in order to save taxpayer money.

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Residents are transforming neighborhoods by re-purposing foreclosed properties into community assets that spark new economic opportunities around local, healthy food production and distribution.



Contact Us

200 E. Wells Street, Rm 603
Milwaukee, WI 53202  

414-286-CITY (2489)



Sustainability Director

Matthew Howard


Phone: 414-286-8317