Ranked #1 because of its Google rating and review volume: 4.8★ from 1,938 Google reviews, the most in Danville.
- 4.8★ from 1,938 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 718 Douglas Ave, Oakland, CA 94603
131 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Danville: Attic Pros, CR Score 60/100; 4.8★ from 1,938 Google reviews; open 24/7.
Best for emergencies (open 24/7): Roof Doctors Contra Costa County, posts 24/7 hours; ranked #2 of 131.
Most-reviewed: Groundworks, 575 Google reviews at 4.8★, the most of 131 ranked after Attic Pros; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
131 Danville foundation repair companies are ranked here by CR Score, from ten published factors. 12 are open 24/7, 63 open Saturdays and 41 open Sundays, based on posted hours. The median Google rating is 4.8★ across 131 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Attic Pros | 60 | 4.8★ (1,938) | Oakland, 12 mi away | 24/7 | Overall |
| 2 | Roof Doctors Contra Costa County | 57 | 4.8★ (188) | Alamo, 5 mi away | 24/7 | Emergencies |
| 3 | Roof Doctors Alameda County | 55 | 5.0★ (87) | Alameda, 10 mi away | 24/7 | — |
| 4 | Groundworks | 53 | 4.8★ (575) | Fairfield, 29 mi away | Sat · Sun · Evenings | Most reviews |
| 5 | S.L Foundation Repair & Concrete Contractor | 53 | 4.7★ (48) | Pleasant Hill, 9 mi away | Sun · Evenings | — |
| 6 | Golden Bay Foundation Builders | 53 | 4.9★ (62) | Alamo, 18 mi away | Sat | — |
| 7 | DE Group Roofing and Waterproofing Corporation | 52 | 5.0★ (3) | Walnut Creek, 7 mi away | 24/7 | — |
| 8 | Royalty Roofing & Waterproof | 52 | 4.6★ (10) | Berkeley, 7 mi away | Sat · Sun | — |
| 9 | ELM Roofing Contractors | 52 | 4.9★ (153) | San Mateo, 25 mi away | Sat · Sun | — |
| 10 | Palo Alto Foundation & Concrete Contractors | 52 | 4.8★ (51) | Palo Alto, 28 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 review volume: 4.8★ from 1,938 Google reviews, the most in Danville.
Based in Alamo, 5 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 188 Google reviews.
Based in Alameda, 10 mi away
Ranked #3 because of its Google rating and review volume: 5.0★ from 87 Google reviews.
Based in Fairfield, 29 mi away
Ranked #4 because of its Google rating and review volume: 4.8★ from 575 Google reviews.
Based in Pleasant Hill, 9 mi away
Ranked #5 because of its Google rating and trade focus: 4.7★ from 48 Google reviews, listed on Google as “Concrete contractor”.
Based in Alamo, 18 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Concrete contractor”.
Based in Walnut Creek, 7 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Roofing contractor”.
Based in Berkeley, 7 mi away
Ranked #8 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “Roofing contractor”.
Based in San Mateo, 25 mi away
Ranked #9 because of its Google rating and review volume: 4.9★ from 153 Google reviews.
Based in Palo Alto, 28 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “Concrete contractor”.
Based in Oakland, 12 mi away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 10 Google reviews, listed on Google as “Waterproofing service”.
Based in San Francisco, 23 mi away
Ranked #12 because of its Google rating and review volume: 4.9★ from 98 Google reviews.
Based in San Leandro, 12 mi away
Ranked #13 because of its Google rating and availability: 4.8★ from 17 Google reviews, open 24/7.
Based in Oakland, 15 mi away
Ranked #14 because of its Google rating and review volume: 5.0★ from 87 Google reviews.
Based in Dublin, 23 mi away
Ranked #15 because of its Google rating and availability: 5.0★ from 33 Google reviews, open 24/7.
Based in Stockton, 38 mi away
Ranked #16 because of its Google rating and review volume: 4.7★ from 186 Google reviews.
Based in Livermore, 14 mi away
Ranked #17 because of its Google rating and review volume: 4.4★ from 208 Google reviews.
Based in Hayward, 14 mi away
Ranked #18 because of its Google rating and review volume: 4.8★ from 83 Google reviews.
Based in Campbell, 30 mi away
Ranked #19 because of its Google rating and review volume: 4.9★ from 101 Google reviews.
Based in Oakland, 15 mi away
Ranked #20 because of its Google rating and review volume: 4.8★ from 68 Google reviews.
Based in Sunnyvale, 29 mi away
Ranked #21 because of its Google rating and review volume: 4.6★ from 162 Google reviews.
Based in San Mateo, 25 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 47 Google reviews.
Based in Richmond, 21 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Roofing contractor”.
Based in San Jose, 35 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 172 Google reviews, listed on Google as “Roofing contractor”.
Based in Santa Clara, 30 mi away
Ranked #25 because of its Google rating and trade focus: 4.6★ from 22 Google reviews, listed on Google as “Roofing contractor”.
#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 131 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&J Quality General Construction Services | 5.0★ (2) | 21 mi |
| AAA Roofing and Waterproofing, LLC. | 5.0★ (2) | 23 mi |
| Abbes Construction | In Danville | |
| Cal Cade Construction | 5.0★ (2) | 22 mi |
| D L C CONCRETE | 5.0★ (2) | 11 mi |
| Elite Roofing & Waterproofing | 3.0★ (2) | 15 mi |
| Heldy Andrade Painting Inc. | 5.0★ (2) | 25 mi |
| KH Waterproofing And Restoration | 5.0★ (2) | 16 mi |
| Let's Do Construction | 4.8★ (11) | In Danville |
| Lone Mountain Homes Inc | 5.0★ (2) | 25 mi |
| Magnis Builder | In Danville | |
| Mt Diablo Flooring Systems Inc | 5.0★ (2) | 15 mi |
| Nor Cal Waterproofing | 5.0★ (2) | 17 mi |
| Panda Heating & Cooling | 3.5★ (2) | 12 mi |
| Soodo Construction | 5.0★ (2) | 14 mi |
| THE HOUSE DOCTOR INC. | 5.0★ (23) | In Danville |
| The Restoration & Waterproofing Co., Inc. | 5.0★ (2) | 25 mi |
| UFcastro painting and waterproofing | 5.0★ (2) | 27 mi |
| Windsor Waterproofing | 5.0★ (2) | 23 mi |
| Wise Roofing Solutions of Concord | 4.0★ (2) | 10 mi |
National price ranges in USD, not adjusted for Danville. 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 131 Danville 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 Danville 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 |