79 deck builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Sunnyslope: Grand Canyon Patios, Inc., CR Score 87/100; 5.0★ from 232 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): A1 Deck Pros, posts 24/7 hours; ranked #3 of 79.
Most-reviewed: Southern California Patios, 339 Google reviews at 4.9★, the most of 79 ranked; ranked #18.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
79 Sunnyslope deck builders are ranked here by CR Score, from 8 published factors. 3 are open 24/7, 54 open Saturdays and 25 open Sundays, based on posted hours. The median Google rating is 4.9★ across 79 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Grand Canyon Patios, Inc. | 87 | 5.0★ (232) | Riverside, 6 mi away | Sat · Sun · Evenings | Overall |
| 2 | Western Deck Company | 84 | 5.0★ (18) | Fontana, 5 mi away | Sat · Sun · Evenings | — |
| 3 | A1 Deck Pros | 84 | 4.8★ (4) | Fontana, 6 mi away | 24/7 | Emergencies |
| 4 | System Pavers | 84 | 5.0★ (152) | Riverside, 4 mi away | Sat · Sun · Evenings | — |
| 5 | Elite Deck Solutions | 83 | 5.0★ (17) | San Bernardino, 10 mi away | Sat · Sun · Evenings | — |
| 6 | Western Deck Solutions | 83 | 4.9★ (17) | Corona, 5 mi away | Sat · Sun | — |
| 7 | Highland - Deck Repair Diamond Bar | 82 | 5.0★ (59) | Diamond Bar, 22 mi away | Sat · Sun · Evenings | — |
| 8 | Screenmobile of Eastern San Gabriel Valley | 81 | 5.0★ (86) | Rancho Cucamonga, 11 mi away | Sat · Sun | — |
| 9 | Code 4 Roofing Specialist | 80 | 5.0★ (21) | Claremont, 11 mi away | 24/7 | — |
| 10 | Retro Windows and Patio Doors LLC | 80 | 5.0★ (52) | Fontana, 5 mi away | Sat · Evenings | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 5.0★ from 232 Google reviews, 232 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fontana, 5 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Deck builder”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fontana, 6 mi away
Ranked #3 because of its Google rating and availability: 4.8★ from 4 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Riverside, 4 mi away
Ranked #4 because of its Google rating and review volume: 5.0★ from 152 Google reviews, 152 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in San Bernardino, 10 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Deck builder”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Corona, 5 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 17 Google reviews, listed on Google as “Deck builder”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Diamond Bar, 22 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 59 Google reviews, listed on Google as “Deck builder”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rancho Cucamonga, 11 mi away
Ranked #8 because of its Google rating and review volume: 5.0★ from 86 Google reviews, 86 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Claremont, 11 mi away
Ranked #9 because of its Google rating and availability: 5.0★ from 21 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fontana, 5 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “Window installation service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Riverside, 7 mi away
Ranked #11 because of its Google rating and availability: 4.9★ from 21 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Bloomington, 5 mi away
Ranked #12 because of its Google rating and availability: 5.0★ from 36 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ontario, 10 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Deck builder”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Chino, 6 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Deck builder”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Riverside, 6 mi away
Ranked #15 because of its Google rating and availability: 4.7★ from 11 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Riverside, 5 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Chino Hills, 7 mi away
Ranked #17 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Corona, 13 mi away
Ranked #18 because of its Google rating and review volume: 4.9★ from 339 Google reviews, the most Google reviews on this list (339).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Riverside, 3 mi away
Ranked #19 because of its Google rating and availability: 5.0★ from 4 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Riverside, 10 mi away
Ranked #20 because of its Google rating and trade focus: 4.7★ from 55 Google reviews, listed on Google as “Awning supplier”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ontario, 13 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Deck builder”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rancho Cucamonga, 10 mi away
Ranked #22 because of its Google rating and availability: 5.0★ from 6 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in La Verne, 21 mi away
Ranked #23 because of its Google rating and availability: 4.3★ from 41 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Chino, 13 mi away
Ranked #24 because of its Google rating and review volume: 4.8★ from 229 Google reviews, 229 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Banning, 14 mi away
Ranked #25 because of its Google rating and availability: 4.6★ from 18 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
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 |
|---|---|---|---|---|---|
| Deck building | $4,370 | $8,390 | $12,750 | Per deck: typical range of customer-reported projects. US national range × 1.01 Pacific factor (2025 Cost vs. Value Report) | October 2026 |
We scored 79 Sunnyslope deck builders 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 Sunnyslope 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 |