48 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Shiloh: 58 Foundations & Waterproofing, CR Score 86/100; 4.9★ from 140 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Ageless Waterproofing Systems, posts 24/7 hours; ranked #6 of 48.
Most-reviewed: The Exterior Company, 2,185 Google reviews at 4.8★, the most of 48 ranked; ranked #18.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
48 Shiloh foundation repair companies are ranked here by CR Score, from 8 published factors. 5 are open 24/7, 35 open Saturdays and 17 open Sundays, based on posted hours. The median Google rating is 4.9★ across 48 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | 58 Foundations & Waterproofing | 86 | 4.9★ (140) | Red Lion, 11 mi away | Sat · Sun · Evenings | Overall |
| 2 | Groundworks | 85 | 4.6★ (124) | York, 5 mi away | Sat · Sun · Evenings | — |
| 3 | Basement Gurus LLC | 85 | 4.9★ (185) | Lancaster, 24 mi away | Sat · Sun | — |
| 4 | Groundworks | 83 | 4.9★ (113) | Camp Hill, 28 mi away | Sat · Sun · Evenings | — |
| 5 | Basement Waterproofing Solutions | 83 | 4.5★ (41) | York, 7 mi away | Sat · Sun · Evenings | — |
| 6 | Ageless Waterproofing Systems | 82 | 4.7★ (14) | Lancaster, 25 mi away | 24/7 | Emergencies |
| 7 | Foundation Plumbing & Heating LLC | 82 | 4.7★ (96) | York, 1 mi away | Sat · Sun · Evenings | — |
| 8 | All-Ways Dry Basement Waterproofing | 82 | 5.0★ (133) | Timonium, 39 mi away | Sat · Sun | — |
| 9 | ROOFX Roofing | 82 | 5.0★ (133) | Harrisburg, 21 mi away | 24/7 | — |
| 10 | Drift Waterproofing & Renovations | 82 | 5.0★ (96) | Bel Air, 37 mi away | Sat · Sun · Evenings | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 140 Google reviews, listed on Google as “Waterproofing service”.
Based in York, 5 mi away
Ranked #2 because of its Google rating and trade focus: 4.6★ from 124 Google reviews, listed on Google as “Waterproofing service”.
Based in Lancaster, 24 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 185 Google reviews, listed on Google as “Waterproofing service”.
Based in Camp Hill, 28 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 113 Google reviews, listed on Google as “Waterproofing service”.
Based in York, 7 mi away
Ranked #5 because of its Google rating and trade focus: 4.5★ from 41 Google reviews, listed on Google as “Waterproofing service”.
Based in Lancaster, 25 mi away
Ranked #6 because of its Google rating and availability: 4.7★ from 14 Google reviews, open 24/7.
Based in York, 1 mi away
Ranked #7 because of its Google rating and availability: 4.7★ from 96 Google reviews, open 7 days a week.
Based in Timonium, 39 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 133 Google reviews, listed on Google as “Waterproofing service”.
Based in Harrisburg, 21 mi away
Ranked #9 because of its Google rating and availability: 5.0★ from 133 Google reviews, open 24/7.
Based in Bel Air, 37 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Waterproofing service”.
Based in Columbia, 20 mi away
Ranked #11 because of its Google rating and availability: 5.0★ from 110 Google reviews, open 24/7.
Based in Harrisburg, 10 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 64 Google reviews, listed on Google as “Waterproofing service”.
Based in East York, 24 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Waterproofing service”.
Based in Hanover, 16 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Waterproofing service”.
Based in West Chester, 26 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Waterproofing service”.
Based in Columbia, 14 mi away
Ranked #16 because of its Google rating and trade focus: 4.7★ from 50 Google reviews, listed on Google as “Waterproofing service”.
Based in Harrisburg, 24 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Waterproofing service”.
Based in Lancaster, 26 mi away
Ranked #18 because of its Google rating and review volume: 4.8★ from 2,185 Google reviews, the most Google reviews on this list (2,185).
Based in Mount Joy, 24 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Waterproofing service”.
Based in Reading, 28 mi away
Ranked #20 because of its Google rating and availability: 5.0★ from 11 Google reviews, open 24/7.
Based in Hanover, 11 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Waterproofing service”.
Based in Columbia, 15 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Contractor”.
Based in Bel Air North, 33 mi away
Ranked #23 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Waterproofing service”.
Based in Lancaster, 35 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 12 Google reviews, listed on Google as “Waterproofing service”.
Based in Hanover, 14 mi away
Ranked #25 because of its Google rating and review volume: 4.5★ from 93 Google reviews, 93 Google reviews.
National price ranges in USD, not adjusted for Shiloh. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Foundation repair | $2,225 | $5,174 | $8,133 | Per project: typical range of customer-reported repairs. US national range | October 2026 |
We scored 48 Shiloh foundation repair companies on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Shiloh data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |