Fisher Wavy Inc Thunder Bay Office NORTHERN ONTARIO’S LEADING SUPPLIER OF CONCRETE & AGGREGATE. Located in Thunder Bay, we manufacture a wide range of concrete and aggregate products for industrial, commercial, and residential clients in Thunder Bay and surrounding areas. We offer a full range of concrete products including ready-mix, sand & aggregate, shotcrete, residential landscaping, bagged products, blocks, precast, concrete restoration/repair, sandblasting, parts, and equipment. more... See more text