73 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Boyes Hot Springs: Groundworks, CR Score 56/100; 4.8★ from 575 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Roof Doctors Sonoma County, posts 24/7 hours; ranked #2 of 73.
Most-reviewed: Roof Doctors Sonoma County, 208 Google reviews at 4.9★, the most of 73 ranked after Groundworks; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
73 Boyes Hot Springs foundation repair companies are ranked here by CR Score, from ten published factors. 7 are open 24/7, 36 open Saturdays and 21 open Sundays, based on posted hours. The median Google rating is 4.8★ across 73 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Groundworks | 56 | 4.8★ (575) | Fairfield, 23 mi away | Sat · Sun · Evenings | Overall |
| 2 | Roof Doctors Sonoma County | 56 | 4.9★ (208) | Windsor, 24 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Sustainable Living Builders, Inc | 55 | 4.9★ (84) | Sebastopol, 16 mi away | 24/7 | — |
| 4 | Modern Summit Roofing Contractor | 54 | 5.0★ (47) | Petaluma, 10 mi away | Sat · Sun · Evenings | — |
| 5 | Under The House. | 53 | 5.0★ (62) | Santa Rosa, 18 mi away | Sat · Sun · Evenings | — |
| 6 | Roof Doctors Contra Costa County | 53 | 4.8★ (188) | Alamo, 39 mi away | 24/7 | — |
| 7 | Roof Doctors Marin County | 52 | 4.6★ (40) | Fairfax, 22 mi away | 24/7 | — |
| 8 | Gotham Home Services | 51 | 5.0★ (33) | Dublin, 30 mi away | 24/7 | — |
| 9 | Crandall Roofing, Inc. | 51 | 4.9★ (117) | Santa Rosa, 14 mi away | — | — |
| 10 | Rich’s Mobile Home Service | 51 | 4.5★ (27) | Santa Rosa, 13 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 575 Google reviews, the most in Boyes Hot Springs.
Based in Windsor, 24 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 208 Google reviews.
Based in Sebastopol, 16 mi away
Ranked #3 because of its Google rating and review volume: 4.9★ from 84 Google reviews.
Based in Petaluma, 10 mi away
Ranked #4 because of its Google rating and review volume: 5.0★ from 47 Google reviews.
Based in Santa Rosa, 18 mi away
Ranked #5 because of its Google rating and review volume: 5.0★ from 62 Google reviews.
Based in Alamo, 39 mi away
Ranked #6 because of its Google rating and review volume: 4.8★ from 188 Google reviews.
Based in Fairfax, 22 mi away
Ranked #7 because of its Google rating and review volume: 4.6★ from 40 Google reviews.
Based in Dublin, 30 mi away
Ranked #8 because of its Google rating and review volume: 5.0★ from 33 Google reviews.
Based in Santa Rosa, 14 mi away
Ranked #9 because of its Google rating and review volume: 4.9★ from 117 Google reviews.
Based in Santa Rosa, 13 mi away
Ranked #10 because of its Google rating and review volume: 4.5★ from 27 Google reviews.
Based in Petaluma, 10 mi away
Ranked #11 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Waterproofing service”.
Based in Santa Rosa, 15 mi away
Ranked #12 because of its Google rating and review volume: 5.0★ from 27 Google reviews.
Based in Cotati, 10 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Construction company”.
Based in Novato, 17 mi away
Ranked #14 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Waterproofing service”.
Based in Richmond, 26 mi away
Ranked #15 because of its Google rating and review volume: 5.0★ from 29 Google reviews.
Based in Pleasant Hill, 35 mi away
Ranked #16 because of its Google rating and trade focus: 4.7★ from 48 Google reviews, listed on Google as “Concrete contractor”.
Based in Santa Rosa, 14 mi away
Ranked #17 because of its Google rating and review volume: 5.0★ from 57 Google reviews.
Based in Oakland, 37 mi away
Ranked #18 because of its Google rating and review volume: 5.0★ from 87 Google reviews.
Based in Windsor, 25 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Concrete contractor”.
Based in Benicia, 13 mi away
Ranked #20 because of its Google rating and trade focus: 4.1★ from 31 Google reviews, listed on Google as “Concrete contractor”.
Based in San Francisco, 37 mi away
Ranked #21 because of its Google rating and availability: 4.7★ from 19 Google reviews, open 24/7.
Based in Walnut Creek, 36 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Roofing contractor”.
Based in Oakland, 38 mi away
Ranked #23 because of its Google rating and review volume: 4.8★ from 68 Google reviews.
Based in Benicia, 25 mi away
Ranked #24 because of its Google rating and review volume: 5.0★ from 23 Google reviews.
Based in Vacaville, 29 mi away
Ranked #25 because of its Google rating and review volume: 4.7★ from 107 Google reviews.
#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 73 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) | 28 mi |
| Acecal Waterproofing & Decking | 1.0★ (1) | 9 mi |
| Cal Cade Construction | 5.0★ (2) | 37 mi |
| Certified Specialists, Inc. | 5.0★ (2) | 14 mi |
| Elite Roofing & Waterproofing | 3.0★ (2) | 37 mi |
| Foundation Repair of CA | 5.0★ (1) | 7 mi |
| Golden Gate Termite & Construction | 5.0★ (2) | 39 mi |
| JAZ Concrete Construction Inc. | 5.0★ (4) | In Boyes Hot Springs |
| KH Waterproofing And Restoration | 5.0★ (2) | 35 mi |
| Level House Construction Inc | 5.0★ (2) | In Boyes Hot Springs |
| Lone Mountain Homes Inc | 5.0★ (2) | 37 mi |
| McElligott Construction Inc | In Boyes Hot Springs | |
| Mt Diablo Flooring Systems Inc | 5.0★ (2) | 39 mi |
| Northern Constructions | In Boyes Hot Springs | |
| Sonoma Concrete Contractors | 5.0★ (2) | In Boyes Hot Springs |
| Soodo Construction | 5.0★ (2) | 35 mi |
| The Restoration & Waterproofing Co., Inc. | 5.0★ (2) | 36 mi |
| TS Builders, Inc. | In Boyes Hot Springs | |
| Windsor Waterproofing | 5.0★ (2) | 30 mi |
| Wise Roofing Solutions of Concord | 4.0★ (2) | 38 mi |
National price ranges in USD, not adjusted for Boyes Hot Springs. 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 73 Boyes Hot Springs 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 Boyes Hot Springs 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 |