400 water damage restoration companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Union City: Roto-Rooter Plumbing & Water Cleanup, CR Score 66/100; 5.0★ from 510 Google reviews; open 24/7.
Best for emergencies (open 24/7): Roto-Rooter Plumbing & Water Cleanup, posts 24/7 hours; ranked #2 of 400.
Most-reviewed: COIT Cleaning and Restoration, 2,588 Google reviews at 4.6★, the most of 400 ranked; ranked #29.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
400 Union City water damage restoration companies are ranked here by CR Score, from ten published factors. 228 are open 24/7, 318 open Saturdays and 277 open Sundays, based on posted hours. The median Google rating is 5.0★ across 400 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter Plumbing & Water Cleanup | 66 | 5.0★ (510) | Union City | 24/7 | Overall |
| 2 | Roto-Rooter Plumbing & Water Cleanup | 64 | 4.8★ (2,560) | Oakland, 20 mi away | 24/7 | Emergencies |
| 3 | Stanley Steemer | 64 | 4.9★ (1,314) | San Leandro, 11 mi away | 24/7 | — |
| 4 | Roto-Rooter Plumbing & Water Cleanup | 64 | 4.8★ (947) | San Mateo, 16 mi away | 24/7 | — |
| 5 | Steadfast Construction Services Inc. | 63 | 5.0★ (229) | Pleasanton, 10 mi away | 24/7 | — |
| 6 | Stanley Steemer | 62 | 4.8★ (1,308) | San Jose, 16 mi away | 24/7 | — |
| 7 | SERVPRO of Mountain View, Los Altos | 62 | 5.0★ (142) | Sunnyvale, 13 mi away | 24/7 | — |
| 8 | Servpro of North Fremont | 61 | 5.0★ (46) | Fremont, 4 mi away | 24/7 | — |
| 9 | SERVPRO of Pleasanton/Dublin - Restoration Service | 61 | 4.9★ (100) | Pleasanton, 10 mi away | 24/7 | — |
| 10 | 911 Restoration of San Jose | 61 | 5.0★ (126) | San Jose, 17 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 510 Google reviews, listed on Google as “Water damage restoration service”.
Based in Oakland, 20 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 2,560 Google reviews, listed on Google as “Water damage restoration service”.
Based in San Leandro, 11 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 1,314 Google reviews, listed on Google as “Water damage restoration service”.
Based in San Mateo, 16 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 947 Google reviews, listed on Google as “Water damage restoration service”.
Based in Pleasanton, 10 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 229 Google reviews, listed on Google as “Water damage restoration service”.
Based in San Jose, 16 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 1,308 Google reviews, listed on Google as “Water damage restoration service”.
Based in Sunnyvale, 13 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 142 Google reviews, listed on Google as “Water damage restoration service”.
Based in Fremont, 4 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 46 Google reviews, listed on Google as “Water damage restoration service”.
Based in Pleasanton, 10 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 100 Google reviews, listed on Google as “Water damage restoration service”.
Based in San Jose, 17 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 126 Google reviews, listed on Google as “Water damage restoration service”.
Based in Hayward, 7 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Water damage restoration service”.
Based in Fremont, 7 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 61 Google reviews, listed on Google as “Water damage restoration service”.
Based in San Leandro, 11 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 88 Google reviews, listed on Google as “Water damage restoration service”.
Based in San Francisco, 22 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 669 Google reviews, listed on Google as “Water damage restoration service”.
Based in Alameda, 19 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 133 Google reviews, listed on Google as “Water damage restoration service”.
Based in Redwood Shores, 5 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Water damage restoration service”.
Based in Concord, 29 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 1,457 Google reviews, listed on Google as “Water damage restoration service”.
Based in Sunnyvale, 15 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 77 Google reviews, listed on Google as “Water damage restoration service”.
Based in Fremont, 7 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 54 Google reviews, listed on Google as “Water damage restoration service”.
Based in Milpitas, 14 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 85 Google reviews, listed on Google as “Water damage restoration service”.
Based in Pleasanton, 9 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “Water damage restoration service”.
Based in Hayward, 5 mi away
Ranked #22 because of its Google rating and trade focus: 4.7★ from 48 Google reviews, listed on Google as “Water damage restoration service”.
Based in Burlingame, 19 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 89 Google reviews, listed on Google as “Water damage restoration service”.
Based in Hayward, 8 mi away
Ranked #24 because of its Google rating and trade focus: 4.7★ from 50 Google reviews, listed on Google as “Water damage restoration service”.
Based in San Leandro, 12 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 56 Google reviews, listed on Google as “Water damage restoration service”.
#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 400 ranked water damage restoration companies here; the rest are on their profiles.
20 more water damage restoration 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 |
|---|---|---|
| A Better Inc | 5.0★ (2) | 17 mi |
| Advanced Cleaning Systems | 4.9★ (45) | In Union City |
| All City Environmental | 5.0★ (2) | 2 mi |
| Bay Area Cleaning | 3.0★ (2) | 19 mi |
| BELFOR Property Restoration | 4.5★ (17) | 8 mi |
| Bordi | 5.0★ (2) | 17 mi |
| Carpet Maintenance Company | 5.0★ (2) | 15 mi |
| Foster's Elite Property Improvements | 4.4★ (14) | 6 mi |
| JLH Construction and Design | 5.0★ (2) | 9 mi |
| Mold Removal Rocket | 5.0★ (2) | 9 mi |
| Mold Removal Units - San Jose | 5.0★ (2) | 18 mi |
| Montgomery Sansome Restoration | 5.0★ (2) | 6 mi |
| Raging Waters Restoration Services Inc. | 5.0★ (2) | 11 mi |
| San Jose Fire & Water Cleanup Services | 5.0★ (2) | 9 mi |
| Scidry restoration | 3.0★ (2) | 18 mi |
| ServiceMaster CleanCare Restoration | 5.0★ (2) | 7 mi |
| ServiceMaster Of San Mateo | 3.0★ (2) | 17 mi |
| ServiceMaster Restoration & Recovery Services | 3.0★ (2) | 15 mi |
| SERVPRO of Belmont / San Carlos | 4.4★ (38) | 13 mi |
| SERVPRO of Palo Alto | 4.3★ (41) | 12 mi |
National price ranges in USD, not adjusted for Union City. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Water damage restoration | $1,383 | $3,868 | $6,369 | Per job: typical range of customer-reported restorations. US national range | October 2026 |
We scored 400 Union City water damage restoration 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 Union City 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 |