100 siding contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in San Lorenzo: Palm Construction, CR Score 63/100; 4.6★ from 190 Google reviews; open Sundays until 7:30 PM.
Best for emergencies (open 24/7): NorCal Siding & Deck, posts 24/7 hours; ranked #11 of 100.
Most-reviewed: The Moulding Company, 290 Google reviews at 4.9★, the most of 100 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
100 San Lorenzo siding contractors are ranked here by CR Score, from ten published factors. 5 are open 24/7, 56 open Saturdays and 35 open Sundays, based on posted hours. The median Google rating is 5.0★ across 100 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Palm Construction | 63 | 4.6★ (190) | San Lorenzo | Sun · Evenings | Overall |
| 2 | The Moulding Company | 61 | 4.9★ (290) | Santa Clara, 22 mi away | Sat | Most reviews |
| 3 | The Moulding Company | 59 | 4.8★ (126) | Concord, 24 mi away | Sat | — |
| 4 | Gatana | 59 | 5.0★ (134) | Pacifica, 20 mi away | — | — |
| 5 | ARIAS CONTRACTOR | 58 | 5.0★ (21) | San Francisco, 17 mi away | Sat · Sun · Evenings | — |
| 6 | Blyss Construction Oakland | 58 | 4.9★ (14) | Oakland, 12 mi away | Sat · Sun | — |
| 7 | Solar Harbor Innovations | 57 | 4.7★ (17) | South San Francisco, 16 mi away | Sat · Sun · Evenings | — |
| 8 | Kirk Giordano Plastering Inc. | 57 | 4.9★ (43) | Alameda, 9 mi away | — | — |
| 9 | First Tier Exterior | 57 | 4.9★ (41) | Santa Clara, 21 mi away | Sat | — |
| 10 | Bayside Builders Group | 57 | 4.9★ (105) | Alameda, 7 mi away | Sat · Sun · Evenings | — |
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: 4.6★ from 190 Google reviews, listed on Google as “Siding contractor”.
Based in Santa Clara, 22 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 290 Google reviews, the most in San Lorenzo.
Based in Concord, 24 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 126 Google reviews, listed on Google as “Siding contractor”.
Based in Pacifica, 20 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 134 Google reviews, listed on Google as “Siding contractor”.
Based in San Francisco, 17 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Siding contractor”.
Based in Oakland, 12 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 14 Google reviews, listed on Google as “Siding contractor”.
Based in South San Francisco, 16 mi away
Ranked #7 because of its Google rating and trade focus: 4.7★ from 17 Google reviews, listed on Google as “Siding contractor”.
Based in Alameda, 9 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 43 Google reviews, listed on Google as “Siding contractor”.
Based in Santa Clara, 21 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “Siding contractor”.
Based in Alameda, 7 mi away
Ranked #10 because of its Google rating and review volume: 4.9★ from 105 Google reviews.
Based in Arden-Arcade, 28 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Siding contractor”.
Based in Walnut Creek, 16 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Siding contractor”.
Based in Milpitas, 23 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Siding contractor”.
Based in San Jose, 32 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 50 Google reviews, listed on Google as “Siding contractor”.
Based in Pleasanton, 14 mi away
Ranked #15 because of its Google rating and review volume: 4.9★ from 208 Google reviews.
Based in Alameda, 5 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Siding contractor”.
Based in San Jose, 24 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Siding contractor”.
Based in Campbell, 29 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 25 Google reviews, listed on Google as “Siding contractor”.
Based in San Jose, 27 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Siding contractor”.
Based in San Jose, 27 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 25 Google reviews, listed on Google as “Siding contractor”.
Based in Alameda, 7 mi away
Ranked #21 because of its Google rating and trade focus: 4.3★ from 20 Google reviews, listed on Google as “Siding contractor”.
Based in San Leandro, 5 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 10 Google reviews, listed on Google as “Siding contractor”.
Based in San Mateo, 13 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Siding contractor”.
Based in Castro Valley, 4 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Siding contractor”.
Based in Oakland, 12 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Siding contractor”.
#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 100 ranked siding contractors here; the rest are on their profiles.
20 more siding contractors 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 |
|---|---|---|
| Alan Siding & Windows | 5.0★ (2) | 19 mi |
| AM Construction | 3.0★ (2) | 7 mi |
| American Star Construction | In San Lorenzo | |
| Attico Enterprise, Inc. | 5.0★ (2) | 19 mi |
| Carlos AA Construction | 5.0★ (2) | 37 mi |
| CleanBuilders | 5.0★ (2) | 15 mi |
| D. B. P. Remodeling Construction | 5.0★ (2) | 8 mi |
| Eram Builder | 5.0★ (2) | 16 mi |
| Fierro Construction | 5.0★ (2) | 22 mi |
| Handyman Home Repair Pros | 3.0★ (2) | 18 mi |
| Home Roofing & Siding Co | 5.0★ (2) | 17 mi |
| Jeff Martinez Construction, Inc. | 5.0★ (2) | 26 mi |
| M & L Construction | 5.0★ (2) | 20 mi |
| Mercado's Painting | 5.0★ (1) | In San Lorenzo |
| Modern Inspiration Construction | 5.0★ (2) | 21 mi |
| Sanchez and Sons Construction INC | 1.0★ (2) | 28 mi |
| Sears Heating and Air Conditioning | 3.0★ (2) | 24 mi |
| Shape House Painting | 5.0★ (2) | 13 mi |
| V & G Builders | 5.0★ (2) | 24 mi |
| Wise Roofing Solutions of Concord | 4.0★ (2) | 21 mi |
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 |
|---|---|---|---|---|---|
| Siding replacement | $5,730 | $11,950 | $18,280 | Per house: typical range of customer-reported projects. US national range × 1.03 Pacific factor (2025 Cost vs. Value Report) | October 2026 |
We scored 100 San Lorenzo siding 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 Lorenzo 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 |