Prosper Foundation Repair, your trusted Prosper, TX, foundation repair contractors. Hire us for affordable rates for more types of foundations. Chances are, you’ve seen at least one home in the area undergoing house leveling services. By filling in soil with expansive foam and jacking the building, it stops sinking. Over time, your house will start to settle unevenly, causing many structural concerns. Jammed doors, difficult windows, slanted flooring, and more, mean something is wrong.