Editorial summary
M&M Foundation and Waterproofing Co. is a Concord basement waterproofing contractor at 11 Union St S Ste 209. The supplied record is fairly narrow, but it does confirm two core services: crawl space waterproofing and foundation repair. That puts the company in the path of searches from homeowners dealing with moisture under the house, water intrusion around the foundation, or structural issues tied to settling and sagging floors. The strongest trust signal available here is the Google rating: 5 stars from 87 reviews. That is a meaningful review count for a local contractor listing and gives this profile more substance than a bare name-and-address entry. A phone listing is present in the source record, but no website was provided, so there is no web presence to reference in this summary. Because the record does not include years in business, financing, a free inspection, or a stated service area, those details should not be assumed. For directory readers, this is best understood as a concise local profile with verified Concord location data, strong review feedback, and two clearly stated services. It is useful for homeowners who want a straightforward waterproofing and foundation repair contact without extra claims that are not backed by the source data.