Underpinning means reinforcing a foundation already in place. The cause to reinforce a foundation could be to carry additional weight or that it was badly built, has decayed, or there is a possible drop/sink in the foundational structure. If the owner wants to increase the basement ceiling height then underpinning is performed. Hire the Macro Underpinning to have your separate basement walkout. We are a highly flexible company, and confident to work within both the residential and commercial bui