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G&J Waterproofing provides foundation services in Pittsburgh, PA. Use this page to review business details, compare ratings, and contact the company directly about your project.
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Source: Operator (https://operator.fyi/foundation/pittsburgh/gj-waterproofing-bd5ea42a/) Business: G&J Waterproofing Trade: Foundation Location: Pittsburgh, PA 15202 Phone: (412) 415-3610 Website: https://gjwaterproofing.net/ Rating: 4.5/5 (91 reviews) Data license: https://operator.fyi/terms/ Refreshed: nightly
Data updated Apr 11, 2026
| # | Business | Rating | Reviews | Response |
|---|---|---|---|---|
| #1 | Aquaguard Systems Inc. | 4.9 | 188 | Tracking |
| #2 | Highlander Waterproofing & Foundation Repair | 4.9 | 30 | Tracking |
| #3 | Keystone Basement Systems | 4.8 | 1,880 | Tracking |
| #4 | Cement Doctors | 4.8 | 205 | Tracking |
| #5 | Groundworks | 4.7 | 1,403 | Tracking |
| #6 | Sisko waterproofing and Foundation | 4.7 | 98 | Tracking |
| #7 | ARK Basement Services | 4.6 | 195 | Tracking |
| #8 | A Plus Concrete & Foundation Repair/A Plus Repair PGH | 4.6 | 108 | Tracking |
| #9 | G&J Waterproofing | 4.5 | 91 | Tracking |
| #10 | Lift Your Foundation Concrete Contractors in Pittsburgh | 4.3 | 7 | Tracking |
| #11 | Ram Jack Pittsburgh | 4.2 | 20 | Tracking |
| #12 | Pittsburgh Foundation Repair & Basement Waterproofing | 2.6 | 5 | Tracking |