55/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 287 Google reviews.
- 4.9★ from 287 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Foundation Repair Companies in Grass Valley, CA (2026)
21 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Grass Valley: Roof Doctors El Dorado County, CR Score 55/100; 4.9★ from 287 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Roof Doctors Sacramento County, posts 24/7 hours; ranked #2 of 21.
- 2
Most-reviewed: Roof Doctors Sacramento County, 644 Google reviews at 4.7★, the most of 21 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
21 Grass Valley foundation repair companies are ranked here by CR Score, from ten published factors. 4 are open 24/7, 11 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 5.0★ across 21 rated businesses.
Top 10 foundation repair companies in Grass Valley at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roof Doctors El Dorado County | 55 | 4.9★ (287) | Pollock Pines, 34 mi away | 24/7 | Overall |
| 2 | Roof Doctors Sacramento County | 55 | 4.7★ (644) | Fair Oaks, 40 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Sweep-N- Company Stove & Chimney | 53 | 4.9★ (143) | Grass Valley | — | — |
| 4 | Roof Geeks | 51 | 5.0★ (52) | Cameron Park, 39 mi away | 24/7 | — |
| 5 | American River Caulking Inc | 51 | 3.7★ (3) | Alta Sierra, 10 mi away | — | — |
| 6 | Kodiak Roofing & Waterproofing | 49 | 4.7★ (58) | Roseville, 32 mi away | — | — |
| 7 | DC Roofing & Waterproofing Systems | 49 | 4.3★ (6) | Rocklin, 30 mi away | Sat · Sun | — |
| 8 | Sweet Painting Home Improvement | 48 | 4.3★ (12) | Oroville, 30 mi away | 24/7 | — |
| 9 | 1 N Done Roofing Service Inc. | 47 | 5.0★ (8) | Marysville, 19 mi away | Sat · Evenings | — |
| 10 | NCGE Concrete, Paving, and Excavation | 47 | 5.0★ (77) | Placerville, 39 mi away | — | — |
The 21 best foundation repair companies in Grass Valley, 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 Fair Oaks, 40 mi away
55/100CR ScoreRanked #2 because of its Google rating and review volume: 4.7★ from 644 Google reviews, the most in Grass Valley.
- 4.7★ from 644 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8430 Madison Ave, Fair Oaks, CA 95628
Based in Grass Valley
53/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 143 Google reviews.
- 4.9★ from 143 Google reviews
- Hours
- Mon–Fri 8:30 AM–3 PM · Sat–Sun closed
- Address
- 2044 Nevada City Hwy, Grass Valley, CA 95945
#4 Roof Geeks
Based in Cameron Park, 39 mi away
51/100CR ScoreRanked #4 because of its Google rating and review volume: 5.0★ from 52 Google reviews.
- 5.0★ from 52 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4261 Sunset Ln Suite 100, Shingle Springs, CA 95682
Based in Alta Sierra, 10 mi away
51/100CR ScoreRanked #5 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Waterproofing service”.
- 3.7★ from 3 Google reviews
- Hours
- Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
- Address
- 44 N Canyon Way, Colfax, CA 95713
Based in Roseville, 32 mi away
49/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 58 Google reviews, listed on Google as “Roofing contractor”.
- 4.7★ from 58 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 8825 Washington Blvd STE 100, Roseville, CA 95678
Based in Rocklin, 30 mi away
49/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Roofing contractor”.
- 4.3★ from 6 Google reviews
- Hours
- Mon–Sun 7 AM–5 PM
- Address
- 5406 Crossings Dr Suite 102 #366, Rocklin, CA 95677
Based in Oroville, 30 mi away
48/100CR ScoreRanked #8 because of its Google rating and availability: 4.3★ from 12 Google reviews, open 24/7.
- 4.3★ from 12 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 309 Lodgeview Dr, Oroville, CA 95966
Based in Marysville, 19 mi away
47/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 12277 Kimberly Rd, Marysville, CA 95901
Based in Placerville, 39 mi away
47/100CR ScoreRanked #10 because of its Google rating and review volume: 5.0★ from 77 Google reviews.
- 5.0★ from 77 Google reviews
- Hours
- Mon–Fri 7 AM–4 PM · Sat–Sun closed
- Address
- 5465 Merchant Cir STE 1, Placerville, CA 95667
#11 Prime Roofing
Based in Roseville, 35 mi away
47/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 24 Google reviews
- Hours
- Mon–Fri 8 AM–6:30 PM · Sat 9 AM–3:30 PM · Sun closed
- Address
- 2201 Lee Way, Roseville, CA 95661
Based in Loomis, 28 mi away
47/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 5 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 3445 Sugarloaf Mountain Rd, Loomis, CA 95650
Based in Granite Bay, 34 mi away
47/100CR ScoreRanked #13 because of its Google rating and review volume: 5.0★ from 46 Google reviews.
- 5.0★ from 46 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 8757 Auburn Folsom Rd, Granite Bay, CA 95746
Based in Antelope, 38 mi away
46/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 15 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
Based in Oroville, 26 mi away
46/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 7 Google reviews
- Hours
- Mon–Sat 7 AM–6 PM · Sun closed
- Address
- 1308 Forbestown Rd #95966, Oroville, CA 95966
Based in South Oroville, 32 mi away
45/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 5 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Based in Roseville, 32 mi away
45/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Construction company”.
- 5.0★ from 7 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat 9 AM–4 PM · Sun closed
- Address
- 9100 Cortina Cir, Roseville, CA 95678
#18 JC Roofing
Based in Olivehurst, 28 mi away
44/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
- Address
- 5575 Arboga Rd, Olivehurst, CA 95961
Based in Linda, 38 mi away
44/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Concrete contractor”.
- 5.0★ from 6 Google reviews
- Hours
- Mon–Sat 5 AM–6 PM · Sun closed
Based in Cameron Park, 38 mi away
43/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 11 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Based in El Dorado Hills, 39 mi away
43/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Roofing contractor”.
- 4.0★ from 4 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Also serving Grass Valley
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 |
|---|---|---|
| Aaron Crew Construction | In Grass Valley | |
| ABT Plumbing, Electric, Heat & Air | 4.8★ (973) | In Grass Valley |
| Anica Works | In Grass Valley | |
| Cecil Construction Inc. | 4.6★ (11) | In Grass Valley |
| Clean Cut Construction | 3.0★ (2) | In Grass Valley |
| Cody's Concrete Pumping | 5.0★ (5) | In Grass Valley |
| Copper Wood Construction | In Grass Valley | |
| Freschi Construction Inc. | 5.0★ (14) | In Grass Valley |
| Green Bee Construction | 4.6★ (14) | In Grass Valley |
| Halford Construction | 5.0★ (4) | In Grass Valley |
| Hart Builders Inc | In Grass Valley | |
| Home Hardening Solutions | 5.0★ (18) | In Grass Valley |
| J530 Concrete | 5.0★ (1) | In Grass Valley |
| Jim Meadows Construction Inc. | 5.0★ (2) | In Grass Valley |
| Jones Bobby & Son Concrete | 5.0★ (6) | In Grass Valley |
| Koch & Koch, Inc. | In Grass Valley | |
| Pelayo Construction | 5.0★ (2) | In Grass Valley |
| Ralphie's Concrete Services | In Grass Valley | |
| Viking Roof Services & Waterproofing | 1.0★ (1) | In Grass Valley |
| WSP Roofing & Waterproofing | 2.5★ (2) | 33 mi |
How much do foundation repair companies cost in Grass Valley?
National price ranges in USD, not adjusted for Grass Valley. 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 Grass Valley foundation repair companies
We scored 21 Grass Valley 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 Grass Valley 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 Grass Valley: frequently asked questions
Who is the best foundation repair company in Grass Valley?
By CR Score, the highest-ranked foundation repair company in Grass Valley, CA is Roof Doctors El Dorado County with a CR Score of 55/100. It has 4.9★ from 287 Google reviews. It is open 24/7. Roof Doctors Sacramento County (#2) and Sweep-N- Company Stove & Chimney (#3) follow. We ranked 21 foundation repair companies on ten factors, last updated October 22, 2026.
How many foundation repair companies are there in Grass Valley?
ContractorsRanked ranks 21 foundation repair companies serving Grass Valley, CA. 1 of them is based in Grass Valley; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which foundation repair companies in Grass Valley are open 24/7?
4 ranked foundation repair companies in Grass Valley post 24/7 hours. The highest-ranked are Roof Doctors El Dorado County (#1), Roof Doctors Sacramento County (#2) and Roof Geeks (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which foundation repair companies in Grass Valley work on weekends?
11 of 21 ranked foundation repair companies post Saturday hours and 6 post Sunday hours. The highest-ranked open Saturdays are Roof Doctors El Dorado County (#1), Roof Doctors Sacramento County (#2) and Roof Geeks (#4). Posted hours are office hours; crews may book weekend jobs separately.
How much does foundation repair cost in Grass Valley?
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 Grass Valley. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Grass Valley foundation repair companies have?
The median Google rating among 21 rated foundation repair companies in Grass Valley is 5.0★, with a median of 11 reviews. Roof Doctors Sacramento County has the most, 644 reviews, and ranks #2. 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 Grass Valley count in this ranking?
Yes, if they are within 40 mi of the Grass Valley 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 Grass Valley
- October 2026: CR Scores recalculated for 21 foundation repair companies serving Grass Valley.
More foundation repair companies and Grass Valley pages
Foundation repair companies near Grass Valley
- Foundation repair companies in North Auburn, CA38 ranked
- Foundation repair companies in Auburn, CA39 ranked
- Foundation repair companies in Lincoln, CA39 ranked
- Foundation repair companies in Linda, CA27 ranked
- Foundation repair companies in Olivehurst, CA32 ranked
- Foundation repair companies in Loomis, CA39 ranked
- Foundation repair companies in Marysville, CA23 ranked
- Foundation repair companies in Palermo, CA8 ranked
- Foundation repair companies in Oroville East, CA7 ranked
- Foundation repair companies in Plumas Lake, CA34 ranked
Other trades in Grass Valley
- Roofers in Grass Valley177 ranked
- Plumbers in Grass Valley42 ranked
- Electricians in Grass Valley48 ranked
- HVAC contractors in Grass Valley43 ranked
- General contractors in Grass Valley51 ranked
- Painters in Grass Valley14 ranked
- Landscapers in Grass Valley18 ranked
- Handymen in Grass Valley11 ranked
- Kitchen remodelers in Grass Valley17 ranked
- Bathroom remodelers in Grass Valley16 ranked
- Flooring contractors in Grass Valley16 ranked
- Tile installers in Grass Valley5 ranked
- Concrete contractors in Grass Valley22 ranked
- Fence contractors in Grass Valley17 ranked
- Deck builders in Grass Valley10 ranked
- Siding contractors in Grass Valley53 ranked
- Window installers in Grass Valley85 ranked
- Gutter installers in Grass Valley13 ranked
- Solar installers in Grass Valley129 ranked
- Garage door repair companies in Grass Valley5 ranked
- Tree services in Grass Valley60 ranked
- Masonry contractors in Grass Valley13 ranked
- Water damage restoration companies in Grass Valley71 ranked
- Home builders in Grass Valley119 ranked
- All contractors in Grass Valley