810 home builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Diamond Bar: Alicante by Van Daele Homes, CR Score 59/100; 4.6★ from 22 Google reviews; open 24/7.
Best for emergencies (open 24/7): Los Angeles A+, posts 24/7 hours; ranked #2 of 810.
Most-reviewed: HomeShield Pest Control, 2,945 Google reviews at 5.0★, the most of 810 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
810 Diamond Bar home builders are ranked here by CR Score, from ten published factors. 81 are open 24/7, 435 open Saturdays and 296 open Sundays, based on posted hours. The median Google rating is 4.9★ across 810 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Alicante by Van Daele Homes | 59 | 4.6★ (22) | Pomona, 3 mi away | 24/7 | Overall |
| 2 | Los Angeles A+ | 59 | 4.9★ (153) | Los Angeles, 29 mi away | 24/7 | Emergencies |
| 3 | Pacific Palisades Building | 58 | 4.8★ (117) | Pasadena, 20 mi away | Sat · Sun | — |
| 4 | HomeShield Pest Control | 57 | 5.0★ (2,945) | Los Angeles, 32 mi away | Sat · Evenings | Most reviews |
| 5 | P.P. Fountain Valley Builders | 57 | 5.0★ (64) | Fountain Valley, 25 mi away | Sat · Sun | — |
| 6 | The Groves in Whittier by Brookfield Residential and Lennar | 57 | 4.6★ (66) | Whittier, 14 mi away | Sat · Sun | — |
| 7 | Nicholas Construction & Development Company | 56 | 5.0★ (23) | El Monte, 14 mi away | 24/7 | — |
| 8 | Man Cave Builders | 56 | 4.9★ (109) | Burbank, 31 mi away | 24/7 | — |
| 9 | Local Bunker Build Pros | 56 | 4.9★ (121) | Culver City, 33 mi away | Sat · Sun | — |
| 10 | The Resort at New Haven | 56 | 4.6★ (83) | Ontario, 13 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.6★ from 22 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Los Angeles, 29 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 153 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pasadena, 20 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 117 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Los Angeles, 32 mi away
Ranked #4 because of its Google rating and review volume: 5.0★ from 2,945 Google reviews, the most in Diamond Bar.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fountain Valley, 25 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 64 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Whittier, 14 mi away
Ranked #6 because of its Google rating and trade focus: 4.6★ from 66 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in El Monte, 14 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Burbank, 31 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 109 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Culver City, 33 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 121 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ontario, 13 mi away
Ranked #10 because of its Google rating and trade focus: 4.6★ from 83 Google reviews, listed on Google as “Home builder”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chino, 7 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Home builder”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Cypress, 19 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Irvine, 25 mi away
Ranked #13 because of its Google rating and trade focus: 4.3★ from 73 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glendora, 7 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Custom home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ontario, 14 mi away
Ranked #15 because of its Google rating and trade focus: 4.3★ from 87 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rancho Cucamonga, 17 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 26 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rancho Cucamonga, 15 mi away
Ranked #17 because of its Google rating and trade focus: 4.6★ from 30 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Orange, 17 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pomona, 2 mi away
Ranked #19 because of its Google rating and trade focus: 4.4★ from 19 Google reviews, listed on Google as “Home builder”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Jurupa Valley, 23 mi away
Ranked #20 because of its Google rating and trade focus: 4.5★ from 90 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fontana, 22 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “Home builder”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Rancho Cucamonga, 15 mi away
Ranked #22 because of its Google rating and trade focus: 3.7★ from 25 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Los Angeles, 30 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Hollywood, 35 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 106 Google reviews, listed on Google as “Home builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Perris, 36 mi away
Ranked #25 because of its Google rating and review volume: 4.9★ from 909 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#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 810 ranked home builders here; the rest are on their profiles.
20 more home builders 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 |
|---|---|---|
| ABA Construction Management LLC | 5.0★ (3) | In Diamond Bar |
| ABR Air Conditioning, Heating, and Refrigeration | 5.0★ (2) | In Diamond Bar |
| Ace One Electrical | 5.0★ (10) | In Diamond Bar |
| All About T-Bar | 5.0★ (3) | In Diamond Bar |
| American West | 5.0★ (1) | In Diamond Bar |
| Choice Granite & Kitchen Cabinets | 4.9★ (17) | In Diamond Bar |
| Cooper Roofing | 4.7★ (12) | In Diamond Bar |
| Diamond Bar Plumbing Services | 5.0★ (20) | In Diamond Bar |
| Eaton Family Plumbers | 4.8★ (143) | In Diamond Bar |
| Everlast Roofing Experts | 5.0★ (1) | In Diamond Bar |
| Imperium Roofing Inc | 5.0★ (3) | In Diamond Bar |
| ISRE.Site - INTERACT SOLUTIONS | REAL ESTATE | 3.5★ (2) | In Diamond Bar |
| Jason's Painting Co | 5.0★ (1) | In Diamond Bar |
| JASP CONSTRUCTION & DESIGN | 5.0★ (7) | In Diamond Bar |
| Magical Roofers | 4.4★ (7) | In Diamond Bar |
| Precast Installers Inc | 4.8★ (18) | In Diamond Bar |
| Prime Depot Roofing - Diamond Bar | 5.0★ (3) | In Diamond Bar |
| Structured Wiring By Rader | 5.0★ (13) | In Diamond Bar |
| Uni Construction + Design | 5.0★ (14) | In Diamond Bar |
| Visionary Construction Co. | 4.2★ (5) | In Diamond Bar |
We scored 810 Diamond Bar home builders 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 Diamond Bar 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 |