2841 Arthur St E, Thunder Bay, ON P7E 5P5 Get directions. Basement Waterproofing, Excavation, Demolition, Site Development, Driveway Prep And Install, Concrete, Asphalt Removal, Soil & Sod, Fences, Decks, Interlocking Stone, Retaining Walls. We are a local contracting company serving Thunder Bay for over 6 years.