BROCKVILLE, ON - (November 2006) Calco Environmental Group Ltd. is pleased to announce the formation of a new company, Maple Leaf Environmental Systems Ltd.,  for Western Canada based in Calgary. Steve Howard has been appointed Vice President of Operations and will relocate to Calgary. Steve brings extensive experience in providing specialized industrial products and services, and the treatment of hazardous materials in the refining and petrochemical industry throughout Canada, the United States, and South East Asia. Maple Leaf Environmental Systems Ltd. will provide products and services from Maple Leaf Environmental Equipment, Filter Innovations (specific oil field products), Pacwill Environmental, QED Environmental, and Catalytic Combustion in Western Canada.

About Maple Leaf Environmental Equipment:
Maple Leaf Environmental Equipment designs, builds, commissions, and supports systems for soil remediation and industrial applications. The systems range from single well pumping systems to large combined soil vapor extraction/groundwater pump and treatment systems. Systems are highly customized with sophisticated control systems, designed specifically to provide innovative solutions for our customers’ unique requirements. MLEE also distributes a range of environmental products which includes pumps, sampling equipment, air strippers, and carbon filters. MLEE is the Canadian master distributor for QED, the leading manufacturer of groundwater sampling equipment in North America and pioneers of MicroPurge sampling. Key customers include leading environmental engineering consulting firms, and large environmental contracting firms. Sales and support in Canada and the United States are provided through an established network of highly respected business partners. MLEE is known in the industry for its professional, long term approach to the business, delivering quality solutions to support our business partners and customers success.

About Filter Innovations Inc.:
Filter Innovations is a leading provider of treatment solutions for process water, wastewater, ground water, and air. Turnkey solutions include Air Scrubber Systems, Airstreme/Biostreme Systems, Chemical Waste Treatment Systems, Dissolved Air Flotation Systems, Engineered Filter Systems, Membrane Bio Reactor Systems, Slant Screen/Revo Screen Systems, Rotating Biodisk Contactor Systems, and Ultra Filtration Systems. Filter Innovations also supplies a complete range of products to support clients’ filtration needs that include auto self cleaning filters, carbon, carbon vessels, cartridges/canisters/bags/roll media, coalescers/oil water separators, disposable drums, electrostatic rods, filter bags/cartridges, vessels/sand filters, filtral/organo clay, flow and plug systems, Nano and RO membranes, pumps and accessories, sand filters, self indexing filters, and ultra filtration cleaners.

About Pacwill Environmental
Pacwill Environmental is a leading provider of air quality management, air emissions monitoring, and air testing equipment. Pacwill Environmental air monitoring products and sampling products complement Maple Leaf Environmental Equipment and Filter Innovations’ solutions in the treatment of process air and water.

For further information, please contact:
Robert Kulhawy
Chairman and Co-Founder
Calco Environmental Group Ltd.
Calgary Alberta
Phone: (403) 301-3883 Ext 222
www.mleequipment.com