72 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Gladstone: Better Basements and Waterproofing, CR Score 86/100; 4.9★ from 190 Google reviews; open Saturdays until 2 PM.
Best for emergencies (open 24/7): Crawlspace Repair, posts 24/7 hours; ranked #2 of 72.
Most-reviewed: TerraFirma, 870 Google reviews at 4.8★, the most of 72 ranked; ranked #16.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
72 Gladstone foundation repair companies are ranked here by CR Score, from 8 published factors. 6 are open 24/7, 31 open Saturdays and 15 open Sundays, based on posted hours. The median Google rating is 4.8★ across 72 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Better Basements and Waterproofing | 86 | 4.9★ (190) | Oregon City, 4 mi away | Sat · Evenings | Overall |
| 2 | Crawlspace Repair | 85 | 4.3★ (12) | Portland, 7 mi away | 24/7 | Emergencies |
| 3 | SFW Construction | 84 | 4.9★ (146) | Portland, 12 mi away | 24/7 | — |
| 4 | AdvantaClean of Vancouver | 82 | 4.9★ (129) | Vancouver, 22 mi away | 24/7 | — |
| 5 | MJ General Contractor, LLC | 81 | 5.0★ (31) | Happy Valley, 9 mi away | 24/7 | — |
| 6 | Pure Maintenance Portland | 81 | 5.0★ (92) | Portland, 10 mi away | Sat · Sun · Evenings | — |
| 7 | Koala Insulation of West Portland | 78 | 5.0★ (170) | Forest Grove, 12 mi away | Sat | — |
| 8 | Pat's Construction LLC | 78 | 4.7★ (14) | Bethany, 12 mi away | Sat | — |
| 9 | Crawl Pros | 78 | 4.5★ (89) | Portland, 5 mi away | Sat · Sun · Evenings | — |
| 10 | A Waterproofing & Drainage Inc. | 78 | 5.0★ (8) | Happy Valley, 8 mi away | Sat · Sun | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 190 Google reviews, listed on Google as “Waterproofing service”.
Based in Portland, 7 mi away
Ranked #2 because of its Google rating and availability: 4.3★ from 12 Google reviews, open 24/7.
Based in Portland, 12 mi away
Ranked #3 because of its Google rating and availability: 4.9★ from 146 Google reviews, open 24/7.
Based in Vancouver, 22 mi away
Ranked #4 because of its Google rating and availability: 4.9★ from 129 Google reviews, open 24/7.
Based in Happy Valley, 9 mi away
Ranked #5 because of its Google rating and availability: 5.0★ from 31 Google reviews, open 24/7.
Based in Portland, 10 mi away
Ranked #6 because of its Google rating and availability: 5.0★ from 92 Google reviews, open 7 days a week.
Based in Forest Grove, 12 mi away
Ranked #7 because of its Google rating and review volume: 5.0★ from 170 Google reviews, 170 Google reviews.
Based in Bethany, 12 mi away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Waterproofing service”.
Based in Portland, 5 mi away
Ranked #9 because of its Google rating and availability: 4.5★ from 89 Google reviews, open 7 days a week.
Based in Happy Valley, 8 mi away
Ranked #10 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 7 days a week.
Based in Happy Valley, 5 mi away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 58 Google reviews, listed on Google as “Foundation”.
Based in Portland, 8 mi away
Ranked #12 because of its Google rating and review volume: 4.9★ from 127 Google reviews, 127 Google reviews.
Based in Bethany, 13 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Waterproofing service”.
Based in Gresham, 16 mi away
Ranked #14 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Waterproofing service”.
Based in Portland, 33 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 48 Google reviews, listed on Google as “Waterproofing service”.
Based in Portland, 9 mi away
Ranked #16 because of its Google rating and review volume: 4.8★ from 870 Google reviews, the most Google reviews on this list (870).
Based in Portland, 15 mi away
Ranked #17 because of its Google rating and review volume: 4.9★ from 193 Google reviews, 193 Google reviews.
Based in Wilsonville, 10 mi away
Ranked #18 because of its Google rating and review volume: 4.9★ from 166 Google reviews, 166 Google reviews.
Based in Lents, 7 mi away
Ranked #19 because of its Google rating and availability: 4.7★ from 14 Google reviews, open 7 days a week.
Based in Oregon City, 26 mi away
Ranked #20 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 24/7.
Based in Tigard, 9 mi away
Ranked #21 because of its Google rating and review volume: 4.9★ from 304 Google reviews, 304 Google reviews.
Based in Hillsboro, 18 mi away
Ranked #22 because of its Google rating and availability: 5.0★ from 12 Google reviews, open 7 days a week.
Based in Portland, 12 mi away
Ranked #23 because of its Google rating and review volume: 4.9★ from 38 Google reviews, 38 Google reviews.
Based in Portland, 11 mi away
Ranked #24 because of its Google rating and review volume: 4.7★ from 115 Google reviews, 115 Google reviews.
Based in Portland, 10 mi away
Ranked #25 because of its Google rating and review volume: 4.8★ from 33 Google reviews, 33 Google reviews.
#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 72 ranked foundation repair companies here; the rest are on their profiles.
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 |
|---|---|---|
| 503 ROOFERS | 5.0★ (2) | 4 mi |
| BnK Construction | 4.9★ (278) | In Gladstone |
| Camas Concrete | 5.0★ (1) | 17 mi |
| EFFICIENT CONSTRUCTION COMPANY LLC | 1.0★ (2) | 11 mi |
| Fire Industry Restoration Experts | 4.7★ (87) | In Gladstone |
| Flawless Remodeling Service LLC | 5.0★ (6) | In Gladstone |
| Force Concrete Inc. | 5.0★ (1) | In Gladstone |
| Guardian Foundations and Construction Inc | 5.0★ (1) | 8 mi |
| JRK construction llc | 5.0★ (1) | In Gladstone |
| Lifetime Chimney - Portland Oregon | 4.9★ (495) | In Gladstone |
| Mallard Waterproof Decks | 5.0★ (1) | 9 mi |
| Molalla | 5.0★ (1) | 15 mi |
| Mr. Rooter Plumbing | 4.8★ (1,761) | In Gladstone |
| Ms. Fix It | 5.0★ (15) | In Gladstone |
| Northwest Waterproofing | 5.0★ (2) | 2 mi |
| Oregon City Concrete & Paving | 5.0★ (6) | In Gladstone |
| R&R Roofing & Exteriors, Inc. | 3.0★ (2) | 10 mi |
| Reece Johnson Paving & Excavation | 5.0★ (2) | 12 mi |
| Ritzy Concrete LLC | 5.0★ (2) | 12 mi |
| West Linn Concrete | 5.0★ (2) | In Gladstone |
National price ranges in USD, not adjusted for Gladstone. 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 72 Gladstone 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 Gladstone 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 |