38 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Folsom: Roof Doctors Sacramento County, CR Score 87/100; 4.7★ from 644 Google reviews; open 24/7.
Best for emergencies (open 24/7): Roof Doctors El Dorado County, posts 24/7 hours; ranked #2 of 38.
Most-reviewed: Roof Doctors El Dorado County, 287 Google reviews at 4.9★, the most of 38 ranked after Roof Doctors Sacramento County; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
38 Folsom foundation repair companies are ranked here by CR Score, from 8 published factors. 4 are open 24/7, 15 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 4.8★ across 38 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roof Doctors Sacramento County | 87 | 4.7★ (644) | Fair Oaks, 4 mi away | 24/7 | Overall |
| 2 | Roof Doctors El Dorado County | 85 | 4.9★ (287) | Pollock Pines, 20 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Roof Geeks | 82 | 5.0★ (52) | Cameron Park, 13 mi away | 24/7 | — |
| 4 | Stronghold Foundation Repair | 77 | 5.0★ (11) | Sacramento, 16 mi away | Sat · Sun · Evenings | — |
| 5 | A + Superior Roofing LLC | 77 | 4.8★ (38) | Rio Linda, 14 mi away | Sat · Sun · Evenings | — |
| 6 | DC Roofing & Waterproofing Systems | 77 | 4.3★ (6) | Rocklin, 9 mi away | Sat · Sun | — |
| 7 | F.D. Thomas, Inc. (FDT) | 75 | 4.6★ (19) | Sacramento, 16 mi away | 24/7 | — |
| 8 | Prime Roofing | 75 | 5.0★ (24) | Roseville, 5 mi away | Sat · Evenings | — |
| 9 | Milton's Concrete Sacramento Concrete Contractor | 74 | 4.9★ (55) | Sacramento, 18 mi away | Sat | — |
| 10 | QXO (Waterproofing) | 74 | 4.7★ (18) | Sacramento, 16 mi away | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.7★ from 644 Google reviews, the most Google reviews on this list (644).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Pollock Pines, 20 mi away
Ranked #2 because of its Google rating and availability: 4.9★ from 287 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cameron Park, 13 mi away
Ranked #3 because of its Google rating and availability: 5.0★ from 52 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sacramento, 16 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 11 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rio Linda, 14 mi away
Ranked #5 because of its Google rating and availability: 4.8★ from 38 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rocklin, 9 mi away
Ranked #6 because of its Google rating and availability: 4.3★ from 6 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sacramento, 16 mi away
Ranked #7 because of its Google rating and availability: 4.6★ from 19 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Roseville, 5 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sacramento, 18 mi away
Ranked #9 because of its Google rating and review volume: 4.9★ from 55 Google reviews, 55 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sacramento, 16 mi away
Ranked #10 because of its Google rating and trade focus: 4.7★ from 18 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Loomis, 10 mi away
Ranked #11 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Roseville, 10 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 58 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rancho Cordova, 8 mi away
Ranked #13 because of its Google rating and trade focus: 4.4★ from 8 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Elk Grove, 9 mi away
Ranked #14 because of its Google rating and review volume: 4.8★ from 32 Google reviews, 32 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Antelope, 2 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sacramento, 11 mi away
Ranked #16 because of its Google rating and trade focus: 2.3★ from 3 Google reviews, listed on Google as “General contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in West Sacramento, 22 mi away
Ranked #17 because of its Google rating and trade focus: 4.5★ from 12 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Placerville, 16 mi away
Ranked #18 because of its Google rating and review volume: 5.0★ from 77 Google reviews, 77 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Granite Bay, 4 mi away
Ranked #19 because of its Google rating and review volume: 5.0★ from 46 Google reviews, 46 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Roseville, 10 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Construction company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sacramento, 16 mi away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Gold River, 6 mi away
Ranked #22 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in El Dorado Hills, 2 mi away
Ranked #23 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Elk Grove, 11 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Landscaper”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Linda, 25 mi away
Ranked #25 because of its Google rating and availability: 5.0★ from 6 Google reviews, open Saturdays until 6 PM.
Based on 6 of 8 factors; credentials and recency not yet collected.
National price ranges in USD, not adjusted for Folsom. 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 38 Folsom 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 Folsom 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 |