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Best Foundation Repair Companies in Longview, WA (2026)

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

The short answer

  1. 1

    Best overall in Longview: AdvantaClean of Vancouver, CR Score 84/100; 4.9★ from 129 Google reviews; open 24/7.

  2. 2

    Most-reviewed: Pacific Waterproofing, 48 Google reviews at 4.7★, the most of 13 ranked after AdvantaClean of Vancouver; ranked #2.

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

13 Longview foundation repair companies are ranked here by CR Score, from 8 published factors. 1 is open 24/7, 6 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.8★ across 13 rated businesses.

Top 10 foundation repair companies in Longview at a glance

Top 10 foundation repair companies in Longview at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1AdvantaClean of Vancouver844.9★ (129)Vancouver, 36 mi away24/7Overall
2Pacific Waterproofing824.7★ (48)Portland, 22 mi awaySatMost reviews
3Molecular Inc. - No Dig Sewer Repair764.8★ (5)Longview——
4Keystone Concrete Driveway Retaining Wall Foundation Contractor of Vancouver and Camas724.8★ (33)Vancouver, 32 mi away——
5Spray-On Foam & Coating Inc725.0★ (45)Battle Ground, 30 mi away——
6Pacific Rim Exteriors Inc715.0★ (5)North Portland, 38 mi awaySat · Sun · Evenings—
7Pro Restoration715.0★ (3)North Portland, 32 mi awaySat · Sun · Evenings—
8Lies Brothers Construction Inc705.0★ (4)Vancouver, 31 mi away——
9New Vista Construction LLC694.5★ (8)Vancouver, 37 mi awaySat—
10OKO Concrete and Construction LLC695.0★ (6)Vancouver, 37 mi awaySat · Evenings—

The 13 best foundation repair companies in Longview, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

  1. Ranked #1 in Longview

    Based in Vancouver, 36 mi away

    84/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.9★ from 129 Google reviews, the most Google reviews on this list (129).

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.9★ from 129 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    12000 NE 95th St #540, Vancouver, WA 98682
  2. Based in Portland, 22 mi away

    82/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.7★ from 48 Google reviews, listed on Google as “Waterproofing service”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.7★ from 48 Google reviews
    Hours
    Mon–Sat 7 AM–6 PM · Sun closed
  3. 72/100CR Score

    Ranked #4 because of its Google rating and review volume: 4.8★ from 33 Google reviews, 33 Google reviews.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.8★ from 33 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    2900 GENERAL ANDERSON RD APT 91, Vancouver, WA 98661
  4. Based in Battle Ground, 30 mi away

    72/100CR Score

    Ranked #5 because of its Google rating and review volume: 5.0★ from 45 Google reviews, 45 Google reviews.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 45 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    21919 NE 72nd Ave, Battle Ground, WA 98604
  5. Based in North Portland, 32 mi away

    71/100CR Score

    Ranked #7 because of its Google rating and availability: 5.0★ from 3 Google reviews, open 7 days a week.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Thu 8 AM–7 PM · Fri 8 AM–3 PM · Sat–Sun 9 AM–3 PM
  6. Based in Vancouver, 37 mi away

    69/100CR Score

    Ranked #9 because of its Google rating and availability: 4.5★ from 8 Google reviews, open Saturdays until 3 PM.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.5★ from 8 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat 7 AM–3 PM · Sun closed
    Address
    8915 NE 60th St, Vancouver, WA 98662
  7. Based in Vancouver, 37 mi away

    68/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Drilling contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.6★ from 9 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1400 Columbia St, Vancouver, WA 98660

Also serving Longview

17 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.

How much do foundation repair companies cost in Longview?

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

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

How we ranked Longview foundation repair companies

We scored 13 Longview 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Longview data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Foundation repair companies in Longview: frequently asked questions

Who is the best foundation repair company in Longview?

By CR Score, the highest-ranked foundation repair company in Longview, WA is AdvantaClean of Vancouver with a CR Score of 84/100. It has 4.9★ from 129 Google reviews. It is open 24/7. Pacific Waterproofing (#2) and Molecular Inc. - No Dig Sewer Repair (#3) follow. We ranked 13 foundation repair companies on 8 factors, last updated October 22, 2026.

How many foundation repair companies are there in Longview?

ContractorsRanked ranks 13 foundation repair companies serving Longview, WA. 1 of them is based in Longview; the rest serve it from nearby towns. Another 17 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which foundation repair companies in Longview are open 24/7?

1 ranked foundation repair company in Longview posts 24/7 hours. The highest-ranked is AdvantaClean of Vancouver (#1). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which foundation repair companies in Longview work on weekends?

6 of 13 ranked foundation repair companies post Saturday hours and 3 post Sunday hours. The highest-ranked open Saturdays are AdvantaClean of Vancouver (#1), Pacific Waterproofing (#2) and Pacific Rim Exteriors Inc (#6). Posted hours are office hours; crews may book weekend jobs separately.

How much does foundation repair cost in Longview?

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

What Google rating do Longview foundation repair companies have?

The median Google rating among 13 rated foundation repair companies in Longview is 4.8★, with a median of 6 reviews. AdvantaClean of Vancouver has the most, 129 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 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do foundation repair companies outside Longview count in this ranking?

Yes, if they are within 40 mi of the Longview 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 Longview

  1. October 2026: CR Scores recalculated for 13 foundation repair companies serving Longview.
  2. October 2026: 1 duplicate listing merged.

More foundation repair companies and Longview pages

Other trades in Longview