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City of Milwaukee Sustainability Staff

Matt Howard, Director
(414) 286-8317

Mayor Tom Barrett appointed Matt Howard as the City’s Environmental Sustainability Director in June 2010. Mr. Howard is leading the City's efforts to improve the sustainability of City government operations; promote sustainability as a best practice for area businesses; and work with the community to improve and enhance the City's natural assets and overall livability. Mr. Howard currently oversees a portfolio of programs that has resulted in $134 million in private capital raised or committed; $30 million in economic activity stimulated; an 8:1 return on investment to the tax payer’s dollar; and nearly 1,400 Milwaukee homes and over 180 businesses improved. Prior to joining the City of Milwaukee, Mr. Howard spent 11 years with the U.S. Department of Commerce in Washington, DC working on a variety of national economic issues. Mr. Howard currently serves on the Board of Directors for the UW-Milwaukee Industrial Assessment Center and is a Steering Committee Member of Milwaukee’s Green Corridor. Full Bio

Erick Shambarger, Deputy Director
(414) 286-8556

Erick is the Deputy Director of the City of Milwaukee Office of Environmental Sustainability. Erick oversees the Milwaukee Energy Efficiency (Me2) program and the Milwaukee Better Buildings Challenge, chairs the City’s Energy Reduction Team to reduce energy use across City operations, and promotes innovative storm water management practices and green infrastructure. Erick contributed to the Energy Chapter of the City’s ReFresh Milwaukee sustainability plan and manages the City’s PACE financing program. Prior to his current role, he served as City Economist in the City’s Budget and Management Division. He holds a Masters of Public Affairs degree with a specialization in energy policy and finance from the University of Wisconsin.


Amy Heart, Sustainability Program Manager
(414) 286-5593

Amy Heart directs Milwaukee's solar program, Milwaukee Shines. Amy works with public and private stakeholders to build a local solar market, working to make it easier for home and business owners to install solar, while supporting our local solar supply chain companies. Amy also works on green and sustainability related permitting and zoning issues, and coordinates outreach and marketing for the Office of Environmental Sustainability. Prior to joining the City of Milwaukee, Amy worked with the Midwest Renewable Energy Association, in Milwaukee and Stevens Point, WI. While in Stevens Point, she served on the City Council and co-chaired the City’s eco-municipality task force. Amy is a graduate of UW-Stevens Point and is currently a part-time law student at Marquette Law School. Amy also serves on the board of Wisconsin Environmental Education Foundation and Citizens Utility Board of Wisconsin. She is a member of the Banking on Solar work-group through the National Renewable Energy Lab.


Tim McCollow, HOME GR/OWN Project Manager
(414) 286-3748

Tim is the project manager for Milwaukee's HOME GR/OWN initiative. Tim comes to his work in community food systems through a non-traditional path. Trained as a zoologist & environmental/energy analyst, Tim spent over 2 decades managing natural gas purchasing and risk management for We Energies prior to starting in the City’s Office of Environmental Sustainability in 2010. As part of a City/CBO team, Tim helped to develop Mayor Tom Barrett’s HOME GR/OWN Initiative. Tim also serves on the Steering Committees for the Milwaukee Food Council and the Institute for Urban Agriculture & Nutrition.


The Office of Environmental Sustainability is thankful for the help and support provided by interns from area schools such as UW-Milwaukee School of Architecture and Urban Planning and MIAD. Our current interns are:

  • Andrew Falkenburg
  • Amy Klamar