58/100CR Score
Ranked #1 because of its Google rating and review volume: 5.0★ from 258 Google reviews.
- 5.0★ from 258 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 155 N Lake Ave Suite 800,874, Pasadena, CA 91101
Best Foundation Repair Companies in Castaic, CA (2026)
127 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Castaic: Green Ladder Roofing and Waterproofing, CR Score 58/100; 5.0★ from 258 Google reviews; open 24/7.
- 5
Best for emergencies (open 24/7): Foundation Installation, posts 24/7 hours; ranked #5 of 127.
- 4
Most-reviewed: Sunshine Foundation Repairs, 420 Google reviews at 5.0★, the most of 127 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
127 Castaic foundation repair companies are ranked here by CR Score, from ten published factors. 21 are open 24/7, 82 open Saturdays and 59 open Sundays, based on posted hours. The median Google rating is 5.0★ across 127 rated businesses.
Top 10 foundation repair companies in Castaic at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Green Ladder Roofing and Waterproofing | 58 | 5.0★ (258) | Pasadena, 37 mi away | 24/7 | Overall |
| 2 | Surfacing And Waterproofing | 58 | 5.0★ (55) | Canoga Park, 20 mi away | Sun · Evenings | — |
| 3 | Waterproofing N Roofing - IHC Group | 57 | 5.0★ (44) | Los Angeles, 21 mi away | Sun · Evenings | — |
| 4 | Sunshine Foundation Repairs | 57 | 5.0★ (420) | Northridge, 19 mi away | — | Most reviews |
| 5 | Foundation Installation | 57 | 4.8★ (62) | Encino, 22 mi away | 24/7 | Emergencies |
| 6 | Solid Foundations Concrete | 56 | 4.7★ (55) | Van Nuys, 23 mi away | 24/7 | — |
| 7 | Golden Retrofit & Foundation Repair | 56 | 5.0★ (269) | Van Nuys, 21 mi away | — | — |
| 8 | California Decking & Waterproofing | 55 | 4.6★ (48) | Burbank, 25 mi away | Sat | — |
| 9 | Green Advisor Inc. | 55 | 5.0★ (253) | Los Angeles, 32 mi away | Sat · Sun · Evenings | — |
| 10 | Alpha Structural, Inc. | 55 | 4.8★ (194) | Sunland, 24 mi away | Sat · Sun | — |
The 127 best foundation repair companies in Castaic, 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 Canoga Park, 20 mi away
58/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 55 Google reviews
- Hours
- Mon–Thu 6 AM–7 PM · Fri 6 AM–2 PM · Sat closed · Sun 7 AM–7 PM
- Address
- 21304 Hart St, Canoga Park, CA 91303
Based in Los Angeles, 21 mi away
57/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 44 Google reviews
- Hours
- Mon–Thu 6 AM–7 PM · Fri 6 AM–2 PM · Sat closed · Sun 7 AM–7 PM
- Address
- 7516 Valjean Ave, Los Angeles, CA 91406
Based in Northridge, 19 mi away
57/100CR ScoreRanked #4 because of its Google rating and review volume: 5.0★ from 420 Google reviews, the most in Castaic.
- 5.0★ from 420 Google reviews
- Hours
- Mon–Thu 9 AM–6 PM · Fri 9 AM–5 PM · Sat–Sun closed
- Address
- 18327 Napa St, Northridge, CA 91325
Based in Encino, 22 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 62 Google reviews, listed on Google as “General contractor”.
- 4.8★ from 62 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 18740 Ventura Blvd, Tarzana, CA 91356
Based in Van Nuys, 23 mi away
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 55 Google reviews, listed on Google as “General contractor”.
- 4.7★ from 55 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 14349 Victory Blvd, Van Nuys, CA 91401
Based in Van Nuys, 21 mi away
56/100CR ScoreRanked #7 because of its Google rating and review volume: 5.0★ from 269 Google reviews.
- 5.0★ from 269 Google reviews
- Hours
- Mon–Fri 9 AM–5:30 PM · Sat–Sun closed
- Address
- 16116 Leadwell St, Van Nuys, CA 91406
Based in Burbank, 25 mi away
55/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.6★ from 48 Google reviews, listed on Google as “Waterproofing service”.
- 4.6★ from 48 Google reviews
- Hours
- Mon–Fri 8 AM–3 PM · Sat 9 AM–4 PM · Sun closed
- Address
- 10771 Sherman Way, Sun Valley, CA 91352
Based in Los Angeles, 32 mi away
55/100CR ScoreRanked #9 because of its Google rating and review volume: 5.0★ from 253 Google reviews.
- 5.0★ from 253 Google reviews
- Hours
- Mon–Fri 8 AM–7 PM · Sat 9 AM–5 PM · Sun 8 AM–7 PM
- Address
- 7660 Beverly Blvd, Los Angeles, CA 90036
Based in Sunland, 24 mi away
55/100CR ScoreRanked #10 because of its Google rating and review volume: 4.8★ from 194 Google reviews.
- 4.8★ from 194 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 9 AM–12 PM · Sun 8 AM–12 PM
- Address
- 8334 Foothill Blvd, Sunland, CA 91040
Based in Beverly Hills, 35 mi away
54/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 34 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Burbank, 26 mi away
54/100CR ScoreRanked #12 because of its Google rating and review volume: 4.9★ from 251 Google reviews.
- 4.9★ from 251 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
- Address
- 2411 Empire Ave, Burbank, CA 91504
#13 Ihc Group
Based in Canoga Park, 19 mi away
54/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Waterproofing service”.
- 4.6★ from 9 Google reviews
- Hours
- Mon–Thu 7 AM–7 PM · Fri 7 AM–2 PM · Sat closed · Sun 7 AM–7 PM
- Address
- 7736 Deering Ave SUIT B, Canoga Park, CA 91304
Based in Sherman Oaks, 26 mi away
54/100CR ScoreRanked #14 because of its Google rating and review volume: 4.8★ from 112 Google reviews.
- 4.8★ from 112 Google reviews
- Hours
- Mon–Sat 9 AM–6 PM · Sun closed
- Address
- 13400 Riverside Dr Suite 212, Sherman Oaks, CA 91423
Based in Sherman Oaks, 24 mi away
53/100CR ScoreRanked #15 because of its Google rating and review volume: 4.8★ from 48 Google reviews.
- 4.8★ from 48 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15207 Hesby St, Sherman Oaks, CA 91403
Based in Burbank, 35 mi away
53/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 60 Google reviews, listed on Google as “Concrete contractor”.
- 4.9★ from 60 Google reviews
- Hours
- Mon–Sun 10 AM–6 PM
Based in Burbank, 25 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 9 AM–5 PM · Sun closed
- Address
- 7752 Vía Capri, Burbank, CA 91504
Based in Woodland Hills, 22 mi away
53/100CR ScoreRanked #18 because of its Google rating and review volume: 5.0★ from 53 Google reviews.
- 5.0★ from 53 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 5323 Blanco Ave, Woodland Hills, CA 91367
Based in Chatsworth, 18 mi away
53/100CR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 36 Google reviews.
- 5.0★ from 36 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 21920 Nordhoff St, Chatsworth, CA 91311
#20 ZeroVap
Based in Van Nuys, 24 mi away
53/100CR ScoreRanked #20 because of its Google rating and review volume: 5.0★ from 27 Google reviews.
- 5.0★ from 27 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15207 Hesby St, Van Nuys, CA 91403
#21 Expert Surfacing
Based in Studio City, 28 mi away
53/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Thu 7 AM–7 PM · Fri 7 AM–3 PM · Sat closed · Sun 7 AM–7 PM
- Address
- 11051 Fruitland Dr, Studio City, CA 91604
Based in Los Angeles, 33 mi away
53/100CR ScoreRanked #22 because of its Google rating and review volume: 5.0★ from 100 Google reviews.
- 5.0★ from 100 Google reviews
- Hours
- Mon–Sun 7 AM–10 PM
- Address
- 3108 Glendale Blvd, Los Angeles, CA 90039
Based in Burbank, 28 mi away
53/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 51 Google reviews, listed on Google as “General contractor”.
- 4.9★ from 51 Google reviews
- Hours
- Mon 5 AM–9 PM · Tue 7 AM–9 PM · Wed–Sat 5 AM–9 PM · Sun closed
- Address
- 280 E Palm Ave, Burbank, CA 91502
Based in Chatsworth, 16 mi away
53/100CR ScoreRanked #24 because of its Google rating and review volume: 5.0★ from 29 Google reviews.
- 5.0★ from 29 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 11734 Paso Robles Ave, Granada Hills, CA 91344
Based in Los Angeles, 34 mi away
53/100CR ScoreRanked #25 because of its Google rating and review volume: 4.8★ from 73 Google reviews.
- 4.8★ from 73 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3520 Overland Ave #A29, Los Angeles, CA 90034
Foundation repair companies ranked #26 to #50
#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 127 ranked foundation repair companies here; the rest are on their profiles.
Also serving Castaic
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 |
|---|---|---|
| All Seasons Foundation Repair | 5.0★ (2) | 25 mi |
| Cal Star Engineering, Inc | In Castaic | |
| Central Shotcrete Inc. | In Castaic | |
| Cis Roofing Waterproofing Solar | 5.0★ (2) | 32 mi |
| Foundation Repair Experts | 5.0★ (2) | 33 mi |
| GTC Construction | In Castaic | |
| High Level Services | 4.9★ (33) | In Castaic |
| JLemos Builders | 5.0★ (2) | 24 mi |
| LA Deck and Balcony | 5.0★ (2) | 25 mi |
| Manasse Inc | 5.0★ (1) | In Castaic |
| RDP Landscape Inc | 5.0★ (11) | In Castaic |
| Shellback Plumbing & Drain | 4.9★ (871) | In Castaic |
| So Cal Crawl Space Solutions | In Castaic | |
| So Cal Crawl Space Solutions | In Castaic | |
| Stonecraft Masonry | 4.3★ (3) | In Castaic |
| The Santa Clarita Concrete Company | 5.0★ (5) | In Castaic |
| Upscale Construction & Restoration Inc | In Castaic | |
| Valencia Concrete Contractors | In Castaic | |
| Waterproofing and Roofing Solutions, Inc. | 5.0★ (2) | 33 mi |
| White Castle Construction | 5.0★ (2) | 32 mi |
How much do foundation repair companies cost in Castaic?
National price ranges in USD, not adjusted for Castaic. 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 Castaic foundation repair companies
We scored 127 Castaic 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 Castaic 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 Castaic: frequently asked questions
Who is the best foundation repair company in Castaic?
By CR Score, the highest-ranked foundation repair company in Castaic, CA is Green Ladder Roofing and Waterproofing with a CR Score of 58/100. It has 5.0★ from 258 Google reviews. It is open 24/7. Surfacing And Waterproofing (#2) and Waterproofing N Roofing - IHC Group (#3) follow. We ranked 127 foundation repair companies on ten factors, last updated October 22, 2026.
How many foundation repair companies are there in Castaic?
ContractorsRanked ranks 127 foundation repair companies serving Castaic, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which foundation repair companies in Castaic are open 24/7?
21 ranked foundation repair companies in Castaic post 24/7 hours. The highest-ranked are Green Ladder Roofing and Waterproofing (#1), Foundation Installation (#5) and Solid Foundations Concrete (#6). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which foundation repair companies in Castaic work on weekends?
82 of 127 ranked foundation repair companies post Saturday hours and 59 post Sunday hours. The highest-ranked open Saturdays are Green Ladder Roofing and Waterproofing (#1), Foundation Installation (#5) and Solid Foundations Concrete (#6). Posted hours are office hours; crews may book weekend jobs separately.
How much does foundation repair cost in Castaic?
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 Castaic. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Castaic foundation repair companies have?
The median Google rating among 127 rated foundation repair companies in Castaic is 5.0★, with a median of 16 reviews. Sunshine Foundation Repairs has the most, 420 reviews, and ranks #4. 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 Castaic count in this ranking?
Yes, if they are within 40 mi of the Castaic 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 Castaic
- October 2026: CR Scores recalculated for 127 foundation repair companies serving Castaic.
More foundation repair companies and Castaic pages
Foundation repair companies near Castaic
- Foundation repair companies in Valencia, CA131 ranked
- Foundation repair companies in Stevenson Ranch, CA149 ranked
- Foundation repair companies in Santa Clarita, CA152 ranked
- Foundation repair companies in Chatsworth, CA175 ranked
- Foundation repair companies in Simi Valley, CA141 ranked
- Foundation repair companies in San Fernando, CA195 ranked
- Foundation repair companies in Fillmore, CA94 ranked
- Foundation repair companies in Northridge, CA190 ranked
- Foundation repair companies in North Hills, CA192 ranked
- Foundation repair companies in Canoga Park, CA186 ranked
Other trades in Castaic
- Roofers in Castaic1068 ranked
- Plumbers in Castaic478 ranked
- Electricians in Castaic289 ranked
- HVAC contractors in Castaic618 ranked
- General contractors in Castaic667 ranked
- Painters in Castaic41 ranked
- Landscapers in Castaic40 ranked
- Handymen in Castaic20 ranked
- Kitchen remodelers in Castaic371 ranked
- Bathroom remodelers in Castaic339 ranked
- Flooring contractors in Castaic188 ranked
- Tile installers in Castaic16 ranked
- Concrete contractors in Castaic162 ranked
- Fence contractors in Castaic120 ranked
- Deck builders in Castaic60 ranked
- Siding contractors in Castaic47 ranked
- Window installers in Castaic278 ranked
- Gutter installers in Castaic63 ranked
- Insulation contractors in Castaic82 ranked
- Solar installers in Castaic340 ranked
- Garage door repair companies in Castaic106 ranked
- Tree services in Castaic101 ranked
- Masonry contractors in Castaic87 ranked
- Water damage restoration companies in Castaic653 ranked
- Home builders in Castaic475 ranked
- Demolition contractors in Castaic45 ranked
- All contractors in Castaic