Your super stars of roofing are here. Columbia, Lexington and the greater Midlands area roof leaks and unkempt shingles beware! Dr Roofs has been serving and protecting the roofs of Columbia residents for over 16 years. Watch video here. Honest roofing contractors are hard to find in the Columbia area . That is why a lot of our business comes from word of mouth . We value our customers and treat every property as our own!