Ranked #1 because of its Google rating and availability: 5.0★ from 572 Google reviews, open 24/7.
- 5.0★ from 572 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8950 MD-108 Suite 221, Columbia, MD 21045
113 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in White Marsh: Best Buy Waterproofing, CR Score 92/100; 5.0★ from 572 Google reviews; open 24/7.
Best for emergencies (open 24/7): Thompson & Sons Waterproofing Inc., posts 24/7 hours; ranked #3 of 113.
Most-reviewed: JES Foundation Repair, 940 Google reviews at 4.7★, the most of 113 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
113 White Marsh foundation repair companies are ranked here by CR Score, from 8 published factors. 22 are open 24/7, 75 open Saturdays and 37 open Sundays, based on posted hours. The median Google rating is 4.9★ across 113 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Best Buy Waterproofing | 92 | 5.0★ (572) | Columbia, 24 mi away | 24/7 | Overall |
| 2 | JES Foundation Repair | 91 | 4.7★ (940) | Baltimore, 1 mi away | Sat · Sun · Evenings | Most reviews |
| 3 | Thompson & Sons Waterproofing Inc. | 90 | 5.0★ (153) | Baltimore, 22 mi away | 24/7 | Emergencies |
| 4 | Value Dry Basement Waterproofing | 88 | 4.7★ (334) | Odenton, 25 mi away | 24/7 | — |
| 5 | All-Ways Dry Basement Waterproofing | 88 | 5.0★ (133) | Timonium, 11 mi away | Sat · Sun | — |
| 6 | ELG Basement Waterproofing Baltimore | 87 | 4.9★ (33) | Baltimore, 12 mi away | 24/7 | — |
| 7 | Armored Basement Waterproofing | 87 | 5.0★ (128) | Baltimore, 34 mi away | 24/7 | — |
| 8 | '58 Foundations & Waterproofing | 87 | 4.7★ (367) | Arbutus, 17 mi away | Sat · Sun · Evenings | — |
| 9 | Drift Waterproofing & Renovations | 87 | 5.0★ (96) | Bel Air, 13 mi away | Sat · Sun · Evenings | — |
| 10 | JES Foundation Repair | 85 | 4.8★ (72) | Baltimore, 11 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 availability: 5.0★ from 572 Google reviews, open 24/7.
Based in Baltimore, 1 mi away
Ranked #2 because of its Google rating and review volume: 4.7★ from 940 Google reviews, the most Google reviews on this list (940).
Based in Baltimore, 22 mi away
Ranked #3 because of its Google rating and availability: 5.0★ from 153 Google reviews, open 24/7.
Based in Odenton, 25 mi away
Ranked #4 because of its Google rating and availability: 4.7★ from 334 Google reviews, open 24/7.
Based in Timonium, 11 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 133 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 12 mi away
Ranked #6 because of its Google rating and availability: 4.9★ from 33 Google reviews, open 24/7.
Based in Baltimore, 34 mi away
Ranked #7 because of its Google rating and availability: 5.0★ from 128 Google reviews, open 24/7.
Based in Arbutus, 17 mi away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 367 Google reviews, listed on Google as “Waterproofing service”.
Based in Bel Air, 13 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 11 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 72 Google reviews, listed on Google as “Waterproofing service”.
Based in Arbutus, 18 mi away
Ranked #11 because of its Google rating and availability: 4.6★ from 30 Google reviews, open 24/7.
Based in Bel Air, 11 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 239 Google reviews, listed on Google as “Waterproofing service”.
Based in Arbutus, 17 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 Pasadena, 19 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 47 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 16 mi away
Ranked #15 because of its Google rating and availability: 4.9★ from 157 Google reviews, open 24/7.
Based in Towson, 9 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Waterproofing service”.
Based in Red Lion, 37 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 140 Google reviews, listed on Google as “Waterproofing service”.
Based in Arbutus, 12 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 Annapolis, 27 mi away
Ranked #19 because of its Google rating and trade focus: 4.7★ from 74 Google reviews, listed on Google as “Waterproofing service”.
Based in Rosedale, 6 mi away
Ranked #20 because of its Google rating and availability: 4.6★ from 60 Google reviews, open 24/7.
Based in Baltimore, 14 mi away
Ranked #21 because of its Google rating and availability: 4.8★ from 47 Google reviews, open 24/7.
Based in Arnold, 29 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Waterproofing service”.
Based in Glen Burnie, 18 mi away
Ranked #23 because of its Google rating and trade focus: 4.8★ from 70 Google reviews, listed on Google as “Waterproofing service”.
Based in Bel Air, 10 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 187 Google reviews, listed on Google as “Waterproofing service”.
Based in Glen Burnie, 21 mi away
Ranked #25 because of its Google rating and availability: 4.9★ from 54 Google reviews, open 24/7.
#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 113 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 |
|---|---|---|
| Aardvark Waterproofing LLC | 5.0★ (2) | 37 mi |
| All-dry Solutions | 5.0★ (2) | 4 mi |
| Anchor Waterproofing | 5.0★ (2) | 18 mi |
| Arundel Water Proofing | 5.0★ (1) | 19 mi |
| Atlantic Waterproofing | 1.0★ (1) | 35 mi |
| Bertin Concrete, Inc | 5.0★ (1) | 35 mi |
| BZ Waterproofing & Foundation Repair, LLC | 5.0★ (1) | 26 mi |
| Commercial roofing | 1.0★ (1) | 8 mi |
| Fox First Construction | 5.0★ (1) | 24 mi |
| Global Risin Contracting Services Inc | 8 mi | |
| HF Concrete Contractor | 5.0★ (1) | 39 mi |
| Keystone Foundation Repair Inc | 5.0★ (1) | 25 mi |
| Keystone Foundation Repair Inc | 4.0★ (1) | 32 mi |
| Lee Foundation Co. Inc | 3.0★ (2) | 2 mi |
| Luciano Cristofaro Contractors Inc | 5.0★ (1) | 17 mi |
| Mr Basement | 1.0★ (2) | In White Marsh |
| R & R Contracting LLC | 2.0★ (2) | 4 mi |
| R&S Construction Co., Inc. | 5.0★ (1) | 36 mi |
| Rodriguez&Rivas General Construction LLC | 5 mi | |
| Sanchez Concrete Construction LLC | 9 mi |
National price ranges in USD, not adjusted for White Marsh. 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 113 White Marsh 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 White Marsh 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 |