By Mike Stimpson, Local Journalism Initiative Reporter, Thunder Bay Source IGNACE — The selection of five major companies for design and planning work is a big step towards building a huge underground facility for spent reactor fuel in Northwestern Ontario, the Nuclear Waste Management Organization’s Craig MacBride said Monday. The organization wants to build a deep geological repository, or DGR, for long-term disposal of radioactive waste from Canada’s nuclear power plants. On Monday it announced that five firms have been chosen for essential design, engineering and planning work over the next three years: WSP Canada Inc., Peter Kiewit Sons ULC, Hatch Ltd., Thyssen Mining Construction of Canada and Kinectrics Inc. “This is a very exciting milestone for the Nuclear Waste Management Organization and for the deep geological repository that will…