88/100CR Score
Ranked #1 because of its Google rating and availability: 4.6★ from 1,411 Google reviews, open 24/7.
- 4.6★ from 1,411 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 81 Remington Rd, Schaumburg, IL 60173
Best Foundation Repair Companies in Naperville, IL (2026)
217 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Naperville: U.S. Waterproofing, CR Score 88/100; 4.6★ from 1,411 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Basement Buddies Waterproofing, posts 24/7 hours; ranked #3 of 217.
- 2
Most-reviewed: Perma-Seal Basement Systems, 12,405 Google reviews at 4.9★, the most of 217 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
217 Naperville foundation repair companies are ranked here by CR Score, from 8 published factors. 32 are open 24/7, 166 open Saturdays and 64 open Sundays, based on posted hours. The median Google rating is 5.0★ across 217 rated businesses.
Top 10 foundation repair companies in Naperville at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | U.S. Waterproofing | 88 | 4.6★ (1,411) | Schaumburg, 19 mi away | 24/7 | Overall |
| 2 | Perma-Seal Basement Systems | 88 | 4.9★ (12,405) | Burr Ridge, 12 mi away | Sat | Most reviews |
| 3 | Basement Buddies Waterproofing | 86 | 4.7★ (35) | Wheaton, 5 mi away | 24/7 | Emergencies |
| 4 | Accu-Dry Waterproofing & Concrete Pumping, Inc. | 86 | 4.9★ (196) | Westmont, 9 mi away | Sat · Sun · Evenings | — |
| 5 | ULB-DRY Waterproofing | 85 | 4.9★ (60) | Villa Park, 12 mi away | 24/7 | — |
| 6 | Home Doctor Restoration | 85 | 4.8★ (44) | Schiller Park, 19 mi away | 24/7 | — |
| 7 | Seepage Seal | 84 | 5.0★ (57) | Lemont, 11 mi away | Sat · Sun · Evenings | — |
| 8 | OC Property Solutions Heating, Cooling, Plumbing, & Electric | 84 | 5.0★ (228) | Plainfield, 8 mi away | 24/7 | — |
| 9 | L&P BASEMENT WATERPROOFING LLC INSURANCE & BONDED | 84 | 4.9★ (52) | Glendale Heights, 10 mi away | Sat · Sun · Evenings | — |
| 10 | ULB-DRY Waterproofing | 83 | 5.0★ (9) | Elmhurst, 22 mi away | 24/7 | — |
The 217 best foundation repair companies in Naperville, ranked
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.
Based in Burr Ridge, 12 mi away
88/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 12,405 Google reviews, the most Google reviews on this list (12,405).
- 4.9★ from 12,405 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 412 Rockwell Ct, Burr Ridge, IL 60527
Based in Wheaton, 5 mi away
86/100CR ScoreRanked #3 because of its Google rating and availability: 4.7★ from 35 Google reviews, open 24/7.
- 4.7★ from 35 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 628 S Woodlawn St, Wheaton, IL 60187
Based in Westmont, 9 mi away
86/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 196 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 196 Google reviews
- Hours
- Mon–Thu 6 AM–7 PM · Fri–Sat 8 AM–4 PM · Sun 6 AM–4 PM
- Address
- 1049 Zygmunt Circle, Westmont, IL 60559
Based in Villa Park, 12 mi away
85/100CR ScoreRanked #5 because of its Google rating and availability: 4.9★ from 60 Google reviews, open 24/7.
- 4.9★ from 60 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 705 N Princeton Ave, Villa Park, IL 60181
Based in Schiller Park, 19 mi away
85/100CR ScoreRanked #6 because of its Google rating and availability: 4.8★ from 44 Google reviews, open 24/7.
- 4.8★ from 44 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9447 Kelvin Ln, Schiller Park, IL 60176
#7 Seepage Seal
Based in Lemont, 11 mi away
84/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 57 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 9 AM–5 PM
- Address
- 714 Czacki St, Lemont, IL 60439
Based in Plainfield, 8 mi away
84/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 228 Google reviews, open 24/7.
- 5.0★ from 228 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10261 Mandel St C, Plainfield, IL 60585
Based in Glendale Heights, 10 mi away
84/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 52 Google reviews, listed on Google as “Waterproofing service”.
- 4.9★ from 52 Google reviews
- Hours
- Mon–Fri 8 AM–7 PM · Sat 8 AM–3 PM · Sun 8 AM–12 PM
- Address
- 272 E Lincoln Ave, Glendale Heights, IL 60139
Based in Elmhurst, 22 mi away
83/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 24/7.
- 5.0★ from 9 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Highland Park, 33 mi away
82/100CR ScoreRanked #11 because of its Google rating and availability: 4.9★ from 25 Google reviews, open 24/7.
- 4.9★ from 25 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1896 Sheridan Rd Ste 250, Highland Park, IL 60035
Based in Naperville
82/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 34 Google reviews
- Hours
- Mon–Fri 7 AM–6 PM · Sat 7 AM–3 PM · Sun closed
Based in Naperville
82/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.1★ from 13 Google reviews, listed on Google as “Waterproofing service”.
- 4.1★ from 13 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun 8 AM–6 PM
Based in Chicago, 25 mi away
81/100CR ScoreRanked #14 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
- 5.0★ from 5 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2120 W 114th Pl, Chicago, IL 60643
Based in Village of Campton Hills, 15 mi away
81/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 119 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 119 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–1 PM · Sun closed
Based in Chicago, 27 mi away
80/100CR ScoreRanked #16 because of its Google rating and availability: 4.9★ from 270 Google reviews, open 24/7.
- 4.9★ from 270 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2111 N Kenmore Ave, Chicago, IL 60614
Based in Chicago, 24 mi away
80/100CR ScoreRanked #17 because of its Google rating and availability: 5.0★ from 132 Google reviews, open 24/7.
- 5.0★ from 132 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4469 W Lawrence Ave, Chicago, IL 60630
Based in Saint Charles, 15 mi away
80/100CR ScoreRanked #18 because of its Google rating and availability: 4.8★ from 94 Google reviews, open 24/7.
- 4.8★ from 94 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3737 St Germain Pl, St. Charles, IL 60175
Based in Winfield, 8 mi away
80/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 23 Google reviews
- Hours
- Mon–Fri 8 AM–8 PM · Sat 8 AM–5 PM · Sun closed
Based in Glen Ellyn, 5 mi away
80/100CR ScoreRanked #20 because of its Google rating and availability: 5.0★ from 128 Google reviews, open 24/7.
- 5.0★ from 128 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1637 S Lorraine Rd, Glen Ellyn, IL 60137
Based in Frankfort, 25 mi away
80/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 38 Google reviews
- Hours
- Mon–Fri 8 AM–9 PM · Sat–Sun 10 AM–9 PM
Based in Batavia, 9 mi away
80/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 38 Google reviews, listed on Google as “Waterproofing service”.
- 4.8★ from 38 Google reviews
- Hours
- Mon–Thu 6 AM–6 PM · Fri 6 AM–5 PM · Sat 7 AM–2 PM · Sun closed
- Address
- 520 S River St, Batavia, IL 60510
Based in Frankfort, 27 mi away
79/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 131 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 131 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun closed
- Address
- 9270 Corsair Rd # 16, Frankfort, IL 60423
#24 Sump Pump Medic
Based in West Chicago, 6 mi away
79/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 16 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat 9 AM–5 PM · Sun closed
- Address
- 0N066 Easton Ave, West Chicago, IL 60185
#25 Mr. Fix-A-Crack
Based in Franklin Park, 13 mi away
79/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Waterproofing service”.
- 5.0★ from 4 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun 8 AM–12 PM
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 217 ranked foundation repair companies here; the rest are on their profiles.
Also serving Naperville
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 |
|---|---|---|
| America's Best Basement Waterproofing | 3.0★ (2) | 10 mi |
| Bairstow A F Co | 5.0★ (2) | 26 mi |
| Basement Waterstoppers | 5.0★ (2) | 2 mi |
| Bud's Concrete Inc | 4.5★ (21) | In Naperville |
| Concrete & Construction Solutions - Decorative|Driveway|Foundation, Concrete Contractor Services | 5.0★ (2) | 21 mi |
| Concrete Correctors Inc | 3.0★ (2) | 7 mi |
| Covenant Waterproofing | 5.0★ (2) | 23 mi |
| CRS Waterproofing Basement Specialist | 5.0★ (2) | 17 mi |
| Danny Concrete Lifting & Mudjacking | 5.0★ (6) | In Naperville |
| Fresh Page Home Improvement | 5.0★ (2) | In Naperville |
| K&V Contracting | 5.0★ (3) | In Naperville |
| Kost Concrete | 5.0★ (2) | 12 mi |
| Magical Chimney Repair Tuckpointing | 5.0★ (5) | In Naperville |
| Matson Waterproofing Solutions | 5.0★ (2) | 6 mi |
| Naperville Concrete Company | 5.0★ (16) | In Naperville |
| On Point Renovation | 5.0★ (1) | In Naperville |
| Pressure Washing Unlimited/ PWU | 5.0★ (2) | 24 mi |
| Proactive Structured Solutions | 5.0★ (2) | 4 mi |
| Sager Sealant Corporation | 5.0★ (2) | 15 mi |
| TMD Construction | 5.0★ (2) | 10 mi |
How much do foundation repair companies cost in Naperville?
National price ranges in USD, not adjusted for Naperville. 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 Naperville foundation repair companies
We scored 217 Naperville 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 Naperville 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 |
Foundation repair companies in Naperville: frequently asked questions
Who is the best foundation repair company in Naperville?
By CR Score, the highest-ranked foundation repair company in Naperville, IL is U.S. Waterproofing with a CR Score of 88/100. It has 4.6★ from 1,411 Google reviews. It is open 24/7. Perma-Seal Basement Systems (#2) and Basement Buddies Waterproofing (#3) follow. We ranked 217 foundation repair companies on 8 factors, last updated October 22, 2026.
How many foundation repair companies are there in Naperville?
ContractorsRanked ranks 217 foundation repair companies serving Naperville, IL. 2 of them are based in Naperville; 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 Naperville are open 24/7?
32 ranked foundation repair companies in Naperville post 24/7 hours. The highest-ranked are U.S. Waterproofing (#1), Basement Buddies Waterproofing (#3) and ULB-DRY Waterproofing (#5). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which foundation repair companies in Naperville work on weekends?
166 of 217 ranked foundation repair companies post Saturday hours and 64 post Sunday hours. The highest-ranked open Saturdays are U.S. Waterproofing (#1), Perma-Seal Basement Systems (#2) and Basement Buddies Waterproofing (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does foundation repair cost in Naperville?
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 Naperville. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Naperville foundation repair companies have?
The median Google rating among 217 rated foundation repair companies in Naperville is 5.0★, with a median of 19 reviews. Perma-Seal Basement Systems has the most, 12,405 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 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 Naperville count in this ranking?
Yes, if they are within 40 mi of the Naperville 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 Naperville
- October 2026: CR Scores recalculated for 217 foundation repair companies serving Naperville.
- October 2026: 2 duplicate listings merged.
More foundation repair companies and Naperville pages
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