Niagara-based Walker Industries partners with Enbridge, Comcor Environmental to develop renewable natural gas projects across Canada | NiagaraFallsReview.ca
Walker Industries - Tour of Niagara Campus Facilities - YouTube
Create a new logo for a walker industries, ltd | Logo & brand identity pack contest | 99designs
Got gas? Walker Industries uses landfill methane to reduce dependency on hydro grid | StCatharinesStandard.ca
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Walker Aggregates donates to ER renovation campaign – The Creemore Echo
Walker Industries - About Us | Home of the Proposed Upper's Quarry