Prioritize Safety During Your Construction Project HIRE A QUALIFIED EXCAVATION CONTRACTOR IN HANNOVER, ND If you need to dig a trench for your construction project, don't attempt to operate the heavy machinery yourself. Call on the skilled team at Land Stewards Inc. to take care of the task. After years of operating as a reputable excavation contractor in the Hannover, ND area, we've learned the ins and outs of the trade. You can rest assured that we'll work efficiently and safely.