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Best Foundation Repair Companies in El Cajon, CA (2026)

47 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in El Cajon: Mighty Dry San Diego, CR Score 59/100; 4.9★ from 365 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): All World Construction, posts 24/7 hours; ranked #2 of 47.

  3. 5

    Most-reviewed: Ram Jack Pacific, 95 Google reviews at 4.8★, the most of 47 ranked after Mighty Dry San Diego; ranked #5.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

47 El Cajon foundation repair companies are ranked here by CR Score, from ten published factors. 7 are open 24/7, 23 open Saturdays and 14 open Sundays, based on posted hours. The median Google rating is 5.0★ across 47 rated businesses.

Most of this list also appears on the Foundation repair companies in San Diego ranking. See Foundation repair companies in San Diego

Top 10 foundation repair companies in El Cajon at a glance

Top 10 foundation repair companies in El Cajon at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Mighty Dry San Diego594.9★ (365)San Diego, 17 mi away24/7Overall
2All World Construction545.0★ (36)Coronado, 17 mi away24/7Emergencies
3Rodriguez Waterproofing & Epoxy Coating545.0★ (7)San Diego, 16 mi away——
4Ground Up Construction Management Inc.545.0★ (45)San Diego, 15 mi awaySat · Sun · Evenings—
5Ram Jack Pacific534.8★ (95)El Cajon—Most reviews
6South Coast Water Proofing534.0★ (4)San Diego, 13 mi away——
7Better Foundation Repair535.0★ (14)Escondido, 17 mi awaySat · Sun—
8Hydro Weather Sealants LLC535.0★ (3)Coronado, 15 mi awaySat—
9Antoon Construction Services535.0★ (49)San Diego, 12 mi awaySat · Evenings—
10Foundation to Finish Contractors535.0★ (10)Escondido, 26 mi away24/7—

The 47 best foundation repair companies in El Cajon, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in El Cajon

    Based in San Diego, 17 mi away

    59/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.9★ from 365 Google reviews, the most in El Cajon.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 365 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10801 Vista Sorrento Pkwy, San Diego, CA 92121
  2. Based in El Cajon

    53/100CR Score

    Ranked #5 because of its Google rating and review volume: 4.8★ from 95 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 95 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    8115 Wing Ave, El Cajon, CA 92020
  3. Based in San Diego, 13 mi away

    53/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Waterproofing service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.0★ from 4 Google reviews
    Address
    7966 Arjons Dr STE C, San Diego, CA 92126
  4. Based in Coronado, 15 mi away

    53/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Waterproofing service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Sat 7 AM–5 PM · Sun closed
    Address
    941 Orange Ave Suite 207, Coronado, CA 92118
  5. Based in Carlsbad, 34 mi away

    52/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Concrete contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 24 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    2744 Carlsbad Blvd, Carlsbad, CA 92008
  6. Based in Escondido, 24 mi away

    52/100CR Score

    Ranked #13 because of its Google rating and trade focus: 2.5★ from 32 Google reviews, listed on Google as “Foundation”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 2.5★ from 32 Google reviews
    Hours
    Mon–Sun 5:45 AM–5 PM
    Address
    1905 Commercial St, Escondido, CA 92029
  7. Based in Lemon Grove, 6 mi away

    51/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.3★ from 28 Google reviews, listed on Google as “Contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 28 Google reviews
    Hours
    Mon–Fri 7 AM–3 PM · Sat–Sun closed
    Address
    3479 Citrus St, Lemon Grove, CA 91945
  8. Based in Escondido, 24 mi away

    51/100CR Score

    Ranked #18 because of its Google rating and availability: 5.0★ from 13 Google reviews, open 24/7.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 13 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1145 Industrial Ave Suite B, Escondido, CA 92029
  9. 51/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Concrete contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Sat 9 AM–5 PM · Sun closed
    Address
    11251 Rancho Carmel Dr UNIT 502564, San Diego, CA 92150
  10. Based in San Diego, 9 mi away

    50/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.3★ from 19 Google reviews, listed on Google as “Contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 19 Google reviews
    Hours
    Mon–Fri 7:30 AM–4 PM · Sat–Sun closed
    Address
    3528 Adams Ave, San Diego, CA 92116
  11. Based in Vista, 34 mi away

    50/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.4★ from 16 Google reviews, listed on Google as “Waterproofing service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.4★ from 16 Google reviews
    Hours
    Mon–Fri 7:30 AM–3:30 PM · Sat–Sun closed
    Address
    1316 N Melrose Dr Ste G, Vista, CA 92083
  12. Based in Encinitas, 26 mi away

    49/100CR Score

    Ranked #25 because of its Google rating and review volume: 3.6★ from 34 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.6★ from 34 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1106 2nd St UNIT 304, Encinitas, CA 92024

How much do foundation repair companies cost in El Cajon?

National price ranges in USD, not adjusted for El Cajon. Each row names its basis and the month we checked it.

How much do foundation repair companies cost in El Cajon?
JobLowTypicalHighBasisChecked
Foundation repair$2,225$5,174$8,133Per project: typical range of customer-reported repairs. US national rangeOctober 2026

How we ranked El Cajon foundation repair companies

We scored 47 El Cajon 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn El Cajon data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Foundation repair companies in El Cajon: frequently asked questions

Who is the best foundation repair company in El Cajon?

By CR Score, the highest-ranked foundation repair company in El Cajon, CA is Mighty Dry San Diego with a CR Score of 59/100. It has 4.9★ from 365 Google reviews. It is open 24/7. All World Construction (#2) and Rodriguez Waterproofing & Epoxy Coating (#3) follow. We ranked 47 foundation repair companies on ten factors, last updated October 22, 2026.

How many foundation repair companies are there in El Cajon?

ContractorsRanked ranks 47 foundation repair companies serving El Cajon, CA. 1 of them is based in El Cajon; the rest serve it from nearby towns. Counts are as of October 2026.

Which foundation repair companies in El Cajon are open 24/7?

7 ranked foundation repair companies in El Cajon post 24/7 hours. The highest-ranked are Mighty Dry San Diego (#1), All World Construction (#2) and Foundation to Finish Contractors (#10). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which foundation repair companies in El Cajon work on weekends?

23 of 47 ranked foundation repair companies post Saturday hours and 14 post Sunday hours. The highest-ranked open Saturdays are Mighty Dry San Diego (#1), All World Construction (#2) and Ground Up Construction Management Inc. (#4). Posted hours are office hours; crews may book weekend jobs separately.

How much does foundation repair cost in El Cajon?

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 El Cajon. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do El Cajon foundation repair companies have?

The median Google rating among 47 rated foundation repair companies in El Cajon is 5.0★, with a median of 14 reviews. Mighty Dry San Diego has the most, 365 reviews, and ranks #1. 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 El Cajon count in this ranking?

Yes, if they are within 40 mi of the El Cajon 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 El Cajon

  1. October 2026: CR Scores recalculated for 47 foundation repair companies serving El Cajon.

More foundation repair companies and El Cajon pages

Other trades in El Cajon