A J WaterproofingFoundation repair company in Bryn Mawr, PA

A J Waterproofing is ranked #13 of 75 foundation repair companies in Bryn Mawr by CR Score, with 55 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

A J Waterproofing is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves Bryn Mawr and 12 towns within 40 miles: Ardmore, Radnor, Penn Wynne, Broomall, Conshohocken, Wayne, Bala-Cynwyd, Drexel Hill, Plymouth Meeting, King of Prussia, Lansdowne and Springfield. The list is based on the business's location and the usual service radius for foundation repair. Confirm your address is covered when you call.

A J Waterproofing has a rating of 5.0 from 12 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call A J Waterproofing on (610) 527-9444. The business is at Bryn Mawr, PA 19010. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.