February 2010
Environment Minister Prentice unveils proposal for strict new Canadian wastewater regulation at Filter Innovations’ MBR manufacturing plant in Brockville, ON. 
November 2009
Calco Environmental Group Acquires Steel Services in Macon Georgia 
May 2009
Filter Innovations Inc. Installs a Complete Packaged MBR Wastewater Treatment Plant in Brockville, ON 
March 2008
Calco Environmental Group Ltd. Co-Sponsors Environmental Conference 
February 2008
Maple Leaf Environmental Equipment Ltd. recognized by Deloitte as one of Canada’s 50 Best Managed Company Award 
May 2007
Calco Environmental Group Ltd. Announces New Corporate offices 
March 2007
Filter Innovations Announces Partnership with Weise Water Systems GmbH 
December 2006
Calco Environmental Group Ltd. Announces Acquisition of Pacwill Environmental 
November 2006
Calco Environmental Group Ltd. Announces New Western Canadian Company 
October 2006
Maple Leaf Environmental Equipment and Filter Innovations Complete Merger 








