112 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Fallston: JES Foundation Repair, CR Score 88/100; 4.7★ from 940 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Thompson & Sons Waterproofing Inc., posts 24/7 hours; ranked #2 of 112.
Most-reviewed: The Exterior Company, 2,185 Google reviews at 4.8★, the most of 112 ranked; ranked #48.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
112 Fallston foundation repair companies are ranked here by CR Score, from 8 published factors. 20 are open 24/7, 78 open Saturdays and 39 open Sundays, based on posted hours. The median Google rating is 4.9★ across 112 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | JES Foundation Repair | 88 | 4.7★ (940) | Baltimore, 10 mi away | Sat · Sun · Evenings | Overall |
| 2 | Thompson & Sons Waterproofing Inc. | 88 | 5.0★ (153) | Baltimore, 29 mi away | 24/7 | Emergencies |
| 3 | Drift Waterproofing & Renovations | 87 | 5.0★ (96) | Bel Air, 5 mi away | Sat · Sun · Evenings | — |
| 4 | All-Ways Dry Basement Waterproofing | 87 | 5.0★ (133) | Timonium, 13 mi away | Sat · Sun | — |
| 5 | Value Dry Basement Waterproofing | 86 | 4.7★ (334) | Odenton, 34 mi away | 24/7 | — |
| 6 | Armored Basement Waterproofing | 85 | 5.0★ (128) | Baltimore, 39 mi away | 24/7 | — |
| 7 | ELG Basement Waterproofing Baltimore | 85 | 4.9★ (33) | Baltimore, 19 mi away | 24/7 | — |
| 8 | Oriole Basement Waterproofing & Foundation Repair | 85 | 4.9★ (239) | Bel Air, 5 mi away | Sat · Evenings | — |
| 9 | '58 Foundations & Waterproofing | 84 | 4.7★ (367) | Arbutus, 24 mi away | Sat · Sun · Evenings | — |
| 10 | 58 Foundations & Waterproofing | 83 | 4.9★ (140) | Red Lion, 29 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: 4.7★ from 940 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 29 mi away
Ranked #2 because of its Google rating and availability: 5.0★ from 153 Google reviews, open 24/7.
Based in Bel Air, 5 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Waterproofing service”.
Based in Timonium, 13 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 133 Google reviews, listed on Google as “Waterproofing service”.
Based in Odenton, 34 mi away
Ranked #5 because of its Google rating and availability: 4.7★ from 334 Google reviews, open 24/7.
Based in Baltimore, 39 mi away
Ranked #6 because of its Google rating and availability: 5.0★ from 128 Google reviews, open 24/7.
Based in Baltimore, 19 mi away
Ranked #7 because of its Google rating and availability: 4.9★ from 33 Google reviews, open 24/7.
Based in Bel Air, 5 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 239 Google reviews, listed on Google as “Waterproofing service”.
Based in Arbutus, 24 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 367 Google reviews, listed on Google as “Waterproofing service”.
Based in Red Lion, 29 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 140 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 18 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 72 Google reviews, listed on Google as “Waterproofing service”.
Based in Arbutus, 25 mi away
Ranked #12 because of its Google rating and availability: 4.6★ from 30 Google reviews, open 24/7.
Based in Arbutus, 24 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 249 Google reviews, listed on Google as “Waterproofing service”.
Based in Lancaster, 39 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 185 Google reviews, listed on Google as “Waterproofing service”.
Based in Towson, 13 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Waterproofing service”.
Based in Newark, 38 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 196 Google reviews, listed on Google as “Waterproofing service”.
Based in Pasadena, 28 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 47 Google reviews, listed on Google as “Waterproofing service”.
Based in Arbutus, 19 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 26 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 24 mi away
Ranked #19 because of its Google rating and availability: 4.9★ from 157 Google reviews, open 24/7.
Based in Lancaster, 36 mi away
Ranked #20 because of its Google rating and availability: 4.7★ from 14 Google reviews, open 24/7.
Based in York, 35 mi away
Ranked #21 because of its Google rating and trade focus: 4.6★ from 124 Google reviews, listed on Google as “Waterproofing service”.
Based in Bel Air, 5 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 187 Google reviews, listed on Google as “Waterproofing service”.
Based in Annapolis, 36 mi away
Ranked #23 because of its Google rating and trade focus: 4.7★ from 74 Google reviews, listed on Google as “Waterproofing service”.
Based in Rosedale, 14 mi away
Ranked #24 because of its Google rating and availability: 4.6★ from 60 Google reviews, open 24/7.
Based in Bel Air North, 6 mi away
Ranked #25 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Waterproofing service”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 112 ranked foundation repair companies here; the rest are on their profiles.
20 more foundation repair companies within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A A Action Waterproofing Inc | 3 mi | |
| Aardvark Waterproofing LLC | 5.0★ (2) | 29 mi |
| AC Masonry LLC | 5.0★ (1) | 35 mi |
| All-dry Solutions | 5.0★ (2) | 6 mi |
| Anchor Waterproofing | 5.0★ (2) | 27 mi |
| Arundel Water Proofing | 5.0★ (1) | 28 mi |
| Avg Waterproofing | 5.0★ (1) | 36 mi |
| BZ Waterproofing & Foundation Repair, LLC | 5.0★ (1) | 26 mi |
| Chavis Home Services | 4.6★ (9) | In Fallston |
| Commercial roofing | 1.0★ (1) | 17 mi |
| Division 7 contracting llc | 5.0★ (1) | 36 mi |
| Fox First Construction | 5.0★ (1) | 33 mi |
| Hammer home improvement | 4.8★ (12) | In Fallston |
| Keystone Foundation Repair Inc | 5.0★ (1) | 31 mi |
| Lancaster Waterproofing Solutions | 5.0★ (2) | 37 mi |
| Lee Foundation Co. Inc | 3.0★ (2) | 11 mi |
| Luciano Cristofaro Contractors Inc | 5.0★ (1) | 25 mi |
| Poured Foundations of Delaware, Inc. | 5.0★ (1) | 38 mi |
| R & R Contracting LLC | 2.0★ (2) | 13 mi |
| Walter W. Zeigler's Sons | 5.0★ (2) | 36 mi |
National price ranges in USD, not adjusted for Fallston. 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 112 Fallston 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 Fallston 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 |