64/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 153 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 153 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Foundation Repair Companies in Lansdowne, MD (2026)
170 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Lansdowne: Thompson & Sons Waterproofing Inc., CR Score 64/100; 5.0★ from 153 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Value Dry Basement Waterproofing, posts 24/7 hours; ranked #3 of 170.
- 4
Most-reviewed: JES Foundation Repair, 940 Google reviews at 4.7★, the most of 170 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
170 Lansdowne foundation repair companies are ranked here by CR Score, from ten published factors. 32 are open 24/7, 121 open Saturdays and 63 open Sundays, based on posted hours. The median Google rating is 4.9★ across 170 rated businesses.
Top 10 foundation repair companies in Lansdowne at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Thompson & Sons Waterproofing Inc. | 64 | 5.0★ (153) | Baltimore, 7 mi away | 24/7 | Overall |
| 2 | '58 Foundations & Waterproofing | 64 | 4.7★ (367) | Arbutus, 1 mi away | Sat · Sun · Evenings | — |
| 3 | Value Dry Basement Waterproofing | 63 | 4.7★ (334) | Odenton, 11 mi away | 24/7 | Emergencies |
| 4 | JES Foundation Repair | 63 | 4.7★ (940) | Baltimore, 14 mi away | Sat · Sun · Evenings | Most reviews |
| 5 | Budget Waterproofing, Inc. | 63 | 5.0★ (249) | Arbutus, 2 mi away | Sat · Evenings | — |
| 6 | Armored Basement Waterproofing | 61 | 5.0★ (128) | Baltimore, 21 mi away | 24/7 | — |
| 7 | All-Ways Dry Basement Waterproofing | 61 | 5.0★ (133) | Timonium, 13 mi away | Sat · Sun | — |
| 8 | ELG Basement Waterproofing Baltimore | 61 | 4.9★ (33) | Baltimore, 4 mi away | 24/7 | — |
| 9 | JES Foundation Repair | 61 | 4.8★ (72) | Baltimore, 5 mi away | Sat · Sun · Evenings | — |
| 10 | Always Waterproofing | 60 | 4.6★ (30) | Arbutus, 3 mi away | 24/7 | — |
The 170 best foundation repair companies in Lansdowne, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Arbutus, 1 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.7★ from 367 Google reviews, listed on Google as “Waterproofing service”.
- 4.7★ from 367 Google reviews
- Hours
- Mon–Fri 8 AM–12 AM · Sat–Sun 9 AM–12 AM
- Address
- 823 N Hammonds Ferry Rd Suite D, Linthicum Heights, MD 21090
Based in Odenton, 11 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 334 Google reviews, listed on Google as “Waterproofing service”.
- 4.7★ from 334 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1434 Odenton Rd, Odenton, MD 21113
Based in Baltimore, 14 mi away
63/100CR ScoreRanked #4 because of its Google rating and review volume: 4.7★ from 940 Google reviews, the most in Lansdowne.
- 4.7★ from 940 Google reviews
- Hours
- Mon–Fri 7 AM–11 PM · Sat 8 AM–11 PM · Sun 10 AM–11 PM
- Address
- 8361 Town Center Ct, Nottingham, MD 21236
Based in Arbutus, 2 mi away
63/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 249 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 249 Google reviews
- Hours
- Mon–Thu 8 AM–8 PM · Fri 8 AM–5 PM · Sat 9 AM–5 PM · Sun closed
- Address
- 5191 Raynor Ave, Linthicum Heights, MD 21090
Based in Baltimore, 21 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 128 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 128 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Timonium, 13 mi away
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 133 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 133 Google reviews
- Hours
- Mon 8 AM–6 PM · Tue 6 AM–6 PM · Wed–Fri 8 AM–6 PM · Sat 9 AM–5 PM · Sun 10 AM–4 PM
- Address
- 1721 Kurtz Ave, Timonium, MD 21093
Based in Baltimore, 4 mi away
61/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 33 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 33 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 110 W Mulberry St, Baltimore, MD 21201
Based in Baltimore, 5 mi away
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 72 Google reviews, listed on Google as “Waterproofing service”.
- 4.8★ from 72 Google reviews
- Hours
- Mon–Fri 7 AM–11 PM · Sat 8 AM–11 PM · Sun 10 AM–11 PM
- Address
- 10 W Eager St Ste 313, Baltimore, MD 21201
Based in Arbutus, 3 mi away
60/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.6★ from 30 Google reviews, listed on Google as “Waterproofing service”.
- 4.6★ from 30 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 516 Greenwood Rd, Linthicum Heights, MD 21090
Based in Arlington, 34 mi away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 251 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 251 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1614 10th St S, Arlington, VA 22204
Based in Baltimore, 27 mi away
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 147 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 147 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 8 AM–6 PM
Based in Pasadena, 11 mi away
59/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 47 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 47 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat 9 AM–3 PM · Sun 9 AM–12 PM
- Address
- 3236 Mountain Rd, Pasadena, MD 21122
Based in Odenton, 10 mi away
59/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 245 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 245 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 1717 Midway Rd, Odenton, MD 21113
Based in Arbutus, 4 mi away
59/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 26 Google reviews, listed on Google as “Waterproofing service”.
- 4.8★ from 26 Google reviews
- Hours
- Mon–Tue 7 AM–7 PM · Wed 9 AM–7 PM · Thu–Fri 7 AM–7 PM · Sat–Sun 9 AM–3 PM
#16 MD Waterproofing
Based in Glen Burnie, 6 mi away
59/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 70 Google reviews, listed on Google as “Waterproofing service”.
- 4.8★ from 70 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 9 AM–5 PM · Sun closed
- Address
- 514 G Crain Hwy, Glen Burnie, MD 21061
Based in Bel Air, 27 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 96 Google reviews
- Hours
- Mon–Sun 6 AM–8 PM
- Address
- 1219 Hickory Brook Ct, Bel Air, MD 21014
Based in Bel Air, 26 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 239 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 239 Google reviews
- Hours
- Mon–Sat 8 AM–8 PM · Sun closed
- Address
- 123 Briarcliff Ln, Bel Air, MD 21014
Based in Baltimore, 2 mi away
58/100CR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 157 Google reviews.
- 4.9★ from 157 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Annapolis, 19 mi away
58/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 74 Google reviews, listed on Google as “Waterproofing service”.
- 4.7★ from 74 Google reviews
- Hours
- Mon–Fri 7 AM–11 PM · Sat 8 AM–11 PM · Sun 10 AM–11 PM
- Address
- 645 Ridgely Ave Suite 201, Annapolis, MD 21401
Based in Damascus, 29 mi away
58/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 120 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 120 Google reviews
- Hours
- Mon–Fri 8 AM–9 PM · Sat 9 AM–9 PM · Sun 9 AM–8 PM
- Address
- 9516 Faith Ln, Damascus, MD 20872
Based in Dundalk, 9 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 113 Google reviews, listed on Google as “Waterproofing service”.
- 4.8★ from 113 Google reviews
- Hours
- Mon–Fri 8 AM–8 PM · Sat–Sun closed
- Address
- 2701 North Point Rd Suite F, Dundalk, MD 21222
Based in Pikesville, 9 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.8★ from 45 Google reviews, listed on Google as “Waterproofing service”.
- 4.8★ from 45 Google reviews
- Hours
- Mon–Thu 8 AM–8 PM · Fri 8 AM–6 PM · Sat closed · Sun 8 AM–8 PM
- Address
- 129 Sherwood Ave, Pikesville, MD 21208
Based in Towson, 11 mi away
57/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 17 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 28 E Susquehanna Ave Suite 8, Towson, MD 21286
Based in Washington, D.C., 31 mi away
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 159 Google reviews, listed on Google as “Waterproofing service”.
- 4.6★ from 159 Google reviews
- Hours
- Mon–Fri 7 AM–11 PM · Sat 8 AM–11 PM · Sun 10 AM–11 PM
Foundation repair companies ranked #26 to #50
#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 170 ranked foundation repair companies here; the rest are on their profiles.
Also serving Lansdowne
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 |
|---|---|---|
| All-dry Solutions | 5.0★ (2) | 19 mi |
| Anchor Waterproofing | 5.0★ (2) | 6 mi |
| Arundel Water Proofing | 5.0★ (1) | 9 mi |
| Atlantic Waterproofing | 1.0★ (1) | 20 mi |
| Bertin Concrete, Inc | 5.0★ (1) | 20 mi |
| BZ Waterproofing & Foundation Repair, LLC | 5.0★ (1) | 21 mi |
| Commercial roofing | 1.0★ (1) | 9 mi |
| Foundation Medix | 5.0★ (2) | 37 mi |
| Fox First Construction | 5.0★ (1) | 11 mi |
| HF Concrete Contractor | 5.0★ (1) | 23 mi |
| J&A Construction | 5.0★ (2) | 39 mi |
| JAV Waterproofing Company LLC | 5.0★ (1) | 29 mi |
| Jim McMillan Contracting | 1.0★ (1) | 30 mi |
| Keystone Foundation Repair Inc | 5.0★ (1) | 11 mi |
| Keystone Foundation Repair Inc | 4.0★ (1) | 19 mi |
| Lee Foundation Co. Inc | 3.0★ (2) | 14 mi |
| Luciano Cristofaro Contractors Inc | 5.0★ (1) | 2 mi |
| R & R Contracting LLC | 2.0★ (2) | 12 mi |
| R&S Construction Co., Inc. | 5.0★ (1) | 24 mi |
| waterproofing and foundation repairs | 5.0★ (1) | 30 mi |
How much do foundation repair companies cost in Lansdowne?
National price ranges in USD, not adjusted for Lansdowne. 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 |
How we ranked Lansdowne foundation repair companies
We scored 170 Lansdowne foundation repair companies on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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 Lansdowne data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Foundation repair companies in Lansdowne: frequently asked questions
Who is the best foundation repair company in Lansdowne?
By CR Score, the highest-ranked foundation repair company in Lansdowne, MD is Thompson & Sons Waterproofing Inc. with a CR Score of 64/100. It has 5.0★ from 153 Google reviews. It is open 24/7. '58 Foundations & Waterproofing (#2) and Value Dry Basement Waterproofing (#3) follow. We ranked 170 foundation repair companies on ten factors, last updated October 22, 2026.
How many foundation repair companies are there in Lansdowne?
ContractorsRanked ranks 170 foundation repair companies serving Lansdowne, MD. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which foundation repair companies in Lansdowne are open 24/7?
32 ranked foundation repair companies in Lansdowne post 24/7 hours. The highest-ranked are Thompson & Sons Waterproofing Inc. (#1), Value Dry Basement Waterproofing (#3) and Armored Basement Waterproofing (#6). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which foundation repair companies in Lansdowne work on weekends?
121 of 170 ranked foundation repair companies post Saturday hours and 63 post Sunday hours. The highest-ranked open Saturdays are Thompson & Sons Waterproofing Inc. (#1), '58 Foundations & Waterproofing (#2) and Value Dry Basement Waterproofing (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does foundation repair cost in Lansdowne?
Foundation repair typically costs $2,225 to $8,133, with $5,174 typical (Per project: typical range of customer-reported repairs. US national range). This is a national range, not adjusted for Lansdowne. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Lansdowne foundation repair companies have?
The median Google rating among 170 rated foundation repair companies in Lansdowne is 4.9★, with a median of 30 reviews. JES Foundation Repair has the most, 940 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank foundation repair companies?
Each foundation repair company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do foundation repair companies outside Lansdowne count in this ranking?
Yes, if they are within 40 mi of the Lansdowne city center, our service radius for foundation repair companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for Lansdowne
- October 2026: CR Scores recalculated for 170 foundation repair companies serving Lansdowne.
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