VANCOUVER, BRITISH COLUMBIA–(Marketwired – June 30, 2016) – International Wastewater Systems Inc. (“IWS” or the “Company”) (CSE:IWS)(FRANKFURT:IWI) is pleased to announce the results of its Annual General Meeting (“AGM”) held on June 23^rd, 2016 in Vancouver, BC.

All the resolutions presented to the shareholders were approved unanimously, including the re-election of our auditors, Davidson & Company, and all director nominees, namely Lynn Mueller, Yaron Conforti, Mark McCooey, Daryle Anderson and John Williams.

The formal report on voting results with respect to all matters voted upon at the AGM will be filed on SEDAR at www.sedar.com.

The Board of Directors would like to thank the shareholders for their continued support.

ON BEHALF OF THE BOARD

Lynn Mueller, Chairman and Chief Executive Officer

About International Wastewater Systems Inc.

International Wastewater Systems Inc. (CSE:IWS)(FRANKFURT:IWI) is a world leader in wastewater heat recovery. IWS systems recycle thermal energy from wastewater,generating the most energy efficient and economical systems for heating, cooling & hot water for commercial, residential and industrial buildings.

The CSE does not accept responsibility for the adequacy or accuracy of this release.