63/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 998 Google reviews, the most in San Ramon.
- 4.8★ from 998 Google reviews
- Hours
- Mon–Fri 6:30 AM–9 PM · Sat–Sun 9 AM–4 PM
- Address
- 20470 Corsair Blvd, Hayward, CA 94545
Best General Contractors in San Ramon, CA (2026)
883 general contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in San Ramon: Closets by Design - Northern California, CR Score 63/100; 4.8★ from 998 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Ocean Remodel, posts 24/7 hours; ranked #2 of 883.
- 4
Most-reviewed: Closet World - Northern California, 775 Google reviews at 4.4★, the most of 883 ranked after Closets by Design - Northern California; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
883 San Ramon general contractors are ranked here by CR Score, from ten published factors. 46 are open 24/7, 299 open Saturdays and 156 open Sundays, based on posted hours. The median Google rating is 5.0★ across 883 rated businesses.
Top 10 general contractors in San Ramon at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Closets by Design - Northern California | 63 | 4.8★ (998) | Hayward, 12 mi away | Sat · Sun · Evenings | Overall |
| 2 | Ocean Remodel | 62 | 4.9★ (107) | Castro Valley, 8 mi away | 24/7 | Emergencies |
| 3 | Y Group Remodeling | 61 | 4.8★ (85) | San Ramon | Sat · Sun · Evenings | — |
| 4 | Closet World - Northern California | 60 | 4.4★ (775) | Hayward, 12 mi away | Sat · Sun · Evenings | Most reviews |
| 5 | THE HOUSE DOCTOR INC. | 60 | 5.0★ (23) | Danville, 4 mi away | 24/7 | — |
| 6 | Green Living Remodeling | 60 | 4.9★ (67) | San Ramon | Sun | — |
| 7 | United Constructors Inc. | 59 | 4.9★ (48) | Alamo, 6 mi away | 24/7 | — |
| 8 | Renovation Sells East Bay | 59 | 5.0★ (27) | Concord, 8 mi away | 24/7 | — |
| 9 | 3G Builders and Renovation | 59 | 5.0★ (160) | Walnut Creek, 11 mi away | Sat | — |
| 10 | Sky Automatic Gates | 59 | 4.9★ (22) | Pleasanton, 7 mi away | 24/7 | — |
The 883 best general contractors in San Ramon, ranked
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.
Based in Castro Valley, 8 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 107 Google reviews, listed on Google as “General contractor”.
- 4.9★ from 107 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2811 Castro Valley Blvd #111, Castro Valley, CA 94546
Based in San Ramon
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 85 Google reviews, listed on Google as “Construction company”.
- 4.8★ from 85 Google reviews
- Hours
- Mon–Sun 7 AM–8 PM
- Address
- 2010 Crow Canyon Pl Suite 100, San Ramon, CA 94583
Based in Hayward, 12 mi away
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.4★ from 775 Google reviews, listed on Google as “General contractor”.
- 4.4★ from 775 Google reviews
- Hours
- Mon–Fri 6:30 AM–9 PM · Sat 8 AM–6 PM · Sun 9 AM–4 PM
- Address
- 20466 Corsair Blvd, Hayward, CA 94545
Based in Danville, 4 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 23 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in San Ramon
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 67 Google reviews, listed on Google as “Construction company”.
- 4.9★ from 67 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat closed · Sun 7 AM–5 PM
- Address
- 2721 Morgan Dr, San Ramon, CA 94583
Based in Alamo, 6 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 48 Google reviews, listed on Google as “General contractor”.
- 4.9★ from 48 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1251 Stone Valley Rd, Alamo, CA 94507
Based in Concord, 8 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 27 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Walnut Creek, 11 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 160 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 160 Google reviews
- Hours
- Mon–Thu 8:30 AM–4:30 PM · Fri 8:30 AM–2 PM · Sat 9 AM–1 PM · Sun closed
- Address
- 2678 N Main St #7, Walnut Creek, CA 94597
Based in Pleasanton, 7 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 22 Google reviews, listed on Google as “General contractor”.
- 4.9★ from 22 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4900 Hopyard Rd Suit 100, Pleasanton, CA 94588
Based in Walnut Creek, 9 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 24 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1661 Botelho Dr # 293, Walnut Creek, CA 94596
Based in Oakland, 12 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.6★ from 52 Google reviews, listed on Google as “General contractor”.
- 4.6★ from 52 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 887 71st Ave, Oakland, CA 94621
Based in Bay Point, 8 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 33 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
#14 Finest Builders
Based in Pleasanton, 7 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 52 Google reviews
- Hours
- Mon 8 AM–6:30 PM · Tue–Fri 8 AM–6 PM · Sat closed · Sun 8 AM–6 PM
- Address
- 7059 Commerce Cir, Pleasanton, CA 94588
Based in Albany, 7 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 30 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun 9 AM–1 PM
Based in Walnut Creek, 11 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 42 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 1255 Treat Blvd suite 300, Walnut Creek, CA 94597
Based in Hayward, 10 mi away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.7★ from 50 Google reviews, listed on Google as “Construction company”.
- 4.7★ from 50 Google reviews
- Hours
- Mon–Sun 8 AM–6 PM
- Address
- 109 Jackson St, Hayward, CA 94544
Based in Redwood City, 25 mi away
57/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.7★ from 144 Google reviews, listed on Google as “Contractor”.
- 4.7★ from 144 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2671 El Camino Real, Redwood City, CA 94061
Based in Burlingame, 24 mi away
57/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 69 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 69 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 533 Airport Blvd. #400, Burlingame, CA 94010
Based in Hayward, 13 mi away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 341 Google reviews, listed on Google as “Contractor”.
- 4.8★ from 341 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 28436 Satellite St, Hayward, CA 94545
Based in Danville, 3 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 13 Google reviews
- Hours
- Mon–Sun 7 AM–8 PM
- Address
- 15 Railroad Ave, Danville, CA 94526
Based in Lafayette, 12 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Construction company”.
- 5.0★ from 35 Google reviews
- Hours
- Mon–Sun 9 AM–6 PM
- Address
- 3870 Quail Ridge Rd, Lafayette, CA 94549
Based in Alameda, 16 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.7★ from 240 Google reviews, listed on Google as “Contractor”.
- 4.7★ from 240 Google reviews
- Hours
- Mon–Thu 8 AM–7 PM · Fri 8 AM–2:30 PM · Sat closed · Sun 8 AM–7 PM
- Address
- 2381 Mariner Square Dr #275, Alameda, CA 94501
Based in Hayward, 13 mi away
57/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 137 Google reviews, listed on Google as “General contractor”.
- 4.8★ from 137 Google reviews
- Hours
- Mon–Sat 9 AM–5 PM · Sun closed
- Address
- 2424 Whipple Rd, Hayward, CA 94544
Based in Fremont, 17 mi away
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 167 Google reviews, listed on Google as “Construction company”.
- 4.9★ from 167 Google reviews
- Hours
- Mon–Fri 9 AM–6 PM · Sat closed · Sun 9 AM–4 PM
- Address
- 41060 High St, Fremont, CA 94538
General contractors 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 883 ranked general contractors here; the rest are on their profiles.
Also serving San Ramon
20 more general contractors within 25 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 |
|---|---|---|
| C & J Fencing | 4.2★ (98) | In San Ramon |
| Calcon Systems, Inc. | 5.0★ (1) | In San Ramon |
| California Custom Painting | 5.0★ (1) | In San Ramon |
| Classic Craft | 5.0★ (1) | In San Ramon |
| Classy Handyman Services | 4.8★ (36) | In San Ramon |
| Eagle Peak Builders | 4.7★ (12) | In San Ramon |
| ENCINO CONSTRUCTION | 5.0★ (1) | In San Ramon |
| Grout Wizard | 5.0★ (1) | In San Ramon |
| KB Home San Ramon Design Studio | 3.9★ (13) | In San Ramon |
| LB Construction & Remodeling | 4.7★ (17) | In San Ramon |
| LEET Kitchen & Bathroom Remodeling | 5.0★ (2) | In San Ramon |
| Magnificent Plumbing & Rooter | 4.8★ (203) | In San Ramon |
| MyFort Corp Construction Services | 5.0★ (1) | In San Ramon |
| ONSITE Commercial Services Inc. | 2.3★ (3) | In San Ramon |
| Preserve At Ironhorse Trail H | 3.0★ (2) | In San Ramon |
| Roto-Rooter Plumbing & Water Cleanup | 4.9★ (339) | In San Ramon |
| Spencon Construction | 5.0★ (1) | In San Ramon |
| Sut's Superior Underground | In San Ramon | |
| Trumark Homes, LLC. - Corporate Office | 2.7★ (7) | In San Ramon |
| Wolpert & Associates | 5.0★ (1) | In San Ramon |
How much do general contractors cost in San Ramon?
Typical prices in USD, adjusted for California with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Kitchen remodel | $15,240 | $28,190 | $43,470 | Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.04 Pacific factor (2025 Cost vs. Value Report) | October 2026 |
| Bathroom remodel | $7,050 | $12,880 | $18,720 | Per bathroom: typical range of customer-reported remodels. US national range × 1.06 Pacific factor (2025 Cost vs. Value Report) | October 2026 |
How to check a general contractor's license in California
In California, Contractors State License Board (CSLB) licenses B General Building contractor license (B-2 for residential remodeling).
Jobs of $1,000 or more in labor and materials (from January 1, 2025).
- Search the business name or license number on the Contractors State License Board (CSLB) license lookup.
- Check that the status is active and the name matches the contract or truck.
- Ask for proof of insurance before work starts.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
How we ranked San Ramon general contractors
We scored 883 San Ramon general contractors 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 San Ramon 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 |
General contractors in San Ramon: frequently asked questions
Who is the best general contractor in San Ramon?
By CR Score, the highest-ranked general contractor in San Ramon, CA is Closets by Design - Northern California with a CR Score of 63/100. It has 4.8★ from 998 Google reviews. It is open 7 days a week. Ocean Remodel (#2) and Y Group Remodeling (#3) follow. We ranked 883 general contractors on ten factors, last updated October 22, 2026.
How many general contractors are there in San Ramon?
ContractorsRanked ranks 883 general contractors serving San Ramon, CA. 3 of them are based in San Ramon; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which general contractors in San Ramon are open 24/7?
46 ranked general contractors in San Ramon post 24/7 hours. The highest-ranked are Ocean Remodel (#2), THE HOUSE DOCTOR INC. (#5) and United Constructors Inc. (#7). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which general contractors in San Ramon work on weekends?
299 of 883 ranked general contractors post Saturday hours and 156 post Sunday hours. The highest-ranked open Saturdays are Closets by Design - Northern California (#1), Ocean Remodel (#2) and Y Group Remodeling (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check a general contractor's license in California?
In California, Contractors State License Board (CSLB) handles licensing and covers B General Building contractor license (B-2 for residential remodeling). Search the business or license number at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. Jobs of $1,000 or more in labor and materials (from January 1, 2025).
How much does kitchen remodel cost in San Ramon?
Kitchen remodel typically costs $15,240 to $43,470, with $28,190 typical (Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.04 Pacific factor (2025 Cost vs. Value Report)). The range is adjusted for California. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do San Ramon general contractors have?
The median Google rating among 883 rated general contractors in San Ramon is 5.0★, with a median of 7 reviews. Closets by Design - Northern California has the most, 998 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank general contractors?
Each general contractor 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.
Update log for San Ramon
- October 2026: CR Scores recalculated for 883 general contractors serving San Ramon.
- October 2026: 8 duplicate listings merged.
More general contractors and San Ramon pages
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Other trades in San Ramon
- Roofers in San Ramon808 ranked
- Plumbers in San Ramon683 ranked
- Electricians in San Ramon456 ranked
- HVAC contractors in San Ramon585 ranked
- Painters in San Ramon202 ranked
- Landscapers in San Ramon167 ranked
- Handymen in San Ramon102 ranked
- Kitchen remodelers in San Ramon451 ranked
- Bathroom remodelers in San Ramon418 ranked
- Flooring contractors in San Ramon305 ranked
- Tile installers in San Ramon71 ranked
- Drywall contractors in San Ramon32 ranked
- Concrete contractors in San Ramon262 ranked
- Fence contractors in San Ramon128 ranked
- Deck builders in San Ramon146 ranked
- Siding contractors in San Ramon103 ranked
- Window installers in San Ramon332 ranked
- Gutter installers in San Ramon173 ranked
- Insulation contractors in San Ramon104 ranked
- Solar installers in San Ramon319 ranked
- Garage door repair companies in San Ramon225 ranked
- Foundation repair companies in San Ramon132 ranked
- Tree services in San Ramon240 ranked
- Masonry contractors in San Ramon117 ranked
- Water damage restoration companies in San Ramon419 ranked
- Home builders in San Ramon539 ranked
- Demolition contractors in San Ramon91 ranked
- All contractors in San Ramon