184 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Alexandria: Value Dry Basement Waterproofing, CR Score 64/100; 4.9★ from 251 Google reviews; open 24/7.
Best for emergencies (open 24/7): Value Dry Basement Waterproofing, posts 24/7 hours; ranked #6 of 184.
Most-reviewed: JES Foundation Repair, 1,929 Google reviews at 4.7★, the most of 184 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
184 Alexandria foundation repair companies are ranked here by CR Score, from ten published factors. 31 are open 24/7, 126 open Saturdays and 71 open Sundays, based on posted hours. The median Google rating is 4.9★ across 184 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Value Dry Basement Waterproofing | 64 | 4.9★ (251) | Arlington, 4 mi away | 24/7 | Overall |
| 2 | NV Waterproofing & Foundation Repair | 61 | 4.9★ (975) | Manassas, 28 mi away | Sat · Sun | — |
| 3 | Tru Integrity LLC | 61 | 5.0★ (147) | Baltimore, 10 mi away | Sat · Sun · Evenings | — |
| 4 | JES Foundation Repair | 61 | 4.7★ (1,929) | Gainesville, 28 mi away | Sat · Sun · Evenings | Most reviews |
| 5 | Brother's Waterproofing LLC | 60 | 4.9★ (125) | Baltimore, 10 mi away | Sat · Sun · Evenings | — |
| 6 | Value Dry Basement Waterproofing | 60 | 4.7★ (334) | Odenton, 27 mi away | 24/7 | Emergencies |
| 7 | JES Foundation Repair | 60 | 4.6★ (159) | Washington, D.C., 6 mi away | Sat · Sun · Evenings | — |
| 8 | NV Alexandria Basement Waterproofing | 59 | 5.0★ (35) | Annandale, 2 mi away | Sat · Sun | — |
| 9 | Thompson & Sons Waterproofing Inc. | 59 | 5.0★ (153) | Baltimore, 32 mi away | 24/7 | — |
| 10 | 58 Foundations & Waterproofing | 59 | 4.7★ (265) | Dale City, 18 mi away | Sat · Sun · Evenings | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 251 Google reviews, listed on Google as “Waterproofing service”.
Based in Manassas, 28 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 975 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 10 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 147 Google reviews, listed on Google as “Waterproofing service”.
Based in Gainesville, 28 mi away
Ranked #4 because of its Google rating and review volume: 4.7★ from 1,929 Google reviews, the most in Alexandria.
Based in Baltimore, 10 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 125 Google reviews, listed on Google as “Waterproofing service”.
Based in Odenton, 27 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 334 Google reviews, listed on Google as “Waterproofing service”.
Based in Washington, D.C., 6 mi away
Ranked #7 because of its Google rating and trade focus: 4.6★ from 159 Google reviews, listed on Google as “Waterproofing service”.
Based in Annandale, 2 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 32 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 153 Google reviews, listed on Google as “Waterproofing service”.
Based in Dale City, 18 mi away
Ranked #10 because of its Google rating and trade focus: 4.7★ from 265 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 31 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 128 Google reviews, listed on Google as “Waterproofing service”.
Based in Washington, D.C., 6 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Waterproofing service”.
Based in Alexandria
Ranked #13 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Waterproofing service”.
Based in Elkton, 10 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Waterproofing service”.
Based in Glenarden, 13 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 95 Google reviews, listed on Google as “Waterproofing service”.
Based in Springfield, 9 mi away
Ranked #16 because of its Google rating and review volume: 4.7★ from 682 Google reviews.
Based in Rockville, 20 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 10 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 134 Google reviews, listed on Google as “Waterproofing service”.
Based in Arbutus, 36 mi away
Ranked #19 because of its Google rating and trade focus: 4.7★ from 367 Google reviews, listed on Google as “Waterproofing service”.
Based in Alexandria
Ranked #20 because of its Google rating and trade focus: 4.9★ from 59 Google reviews, listed on Google as “Concrete contractor”.
Based in Burke, 7 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Waterproofing service”.
Based in Arbutus, 36 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 249 Google reviews, listed on Google as “Waterproofing service”.
Based in Damascus, 35 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 120 Google reviews, listed on Google as “Waterproofing service”.
Based in Baltimore, 10 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 85 Google reviews, listed on Google as “Waterproofing service”.
Based in Alexandria
Ranked #25 because of its Google rating and trade focus: 4.9★ from 12 Google reviews, listed on Google as “Waterproofing service”.
National price ranges in USD, not adjusted for Alexandria. 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 184 Alexandria 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 23, 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 Alexandria 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 |