146 demolition contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Diamond Bar: Frisch & Sons Pool Demolition, Demolition & Landscape, CR Score 89/100; 5.0★ from 142 Google reviews; open 24/7.
Best for emergencies (open 24/7): Corona Junk Removal & Property Maintenance LLC., posts 24/7 hours; ranked #2 of 146.
Most-reviewed: ProVision Junk Removal, 1,064 Google reviews at 5.0★, the most of 146 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
146 Diamond Bar demolition contractors are ranked here by CR Score, from 8 published factors. 26 are open 24/7, 105 open Saturdays and 64 open Sundays, based on posted hours. The median Google rating is 5.0★ across 146 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Frisch & Sons Pool Demolition, Demolition & Landscape | 89 | 5.0★ (142) | Villa Park, 14 mi away | 24/7 | Overall |
| 2 | Corona Junk Removal & Property Maintenance LLC. | 89 | 5.0★ (239) | Corona, 19 mi away | 24/7 | Emergencies |
| 3 | ProVision Junk Removal | 89 | 5.0★ (1,064) | Rancho Cucamonga, 18 mi away | Sat · Sun · Evenings | Most reviews |
| 4 | OC Hauling and Junk Removal | 88 | 5.0★ (77) | Yorba Linda, 9 mi away | 24/7 | — |
| 5 | Local Hauling & Junk Removal | 88 | 5.0★ (127) | Riverside, 20 mi away | 24/7 | — |
| 6 | So Cal Spa Removal | 87 | 5.0★ (137) | Canyon Lake, 10 mi away | Sat · Sun · Evenings | — |
| 7 | Precision Environmental | 87 | 4.8★ (19) | La Verne, 5 mi away | 24/7 | — |
| 8 | Hauling for Causes - Junk Removal | 87 | 5.0★ (78) | West Covina, 7 mi away | Sat · Sun · Evenings | — |
| 9 | In and Out Removal | 87 | 4.8★ (21) | Montclair, 7 mi away | 24/7 | — |
| 10 | EarthWise Hauling and Junk Removal | 86 | 5.0★ (194) | Orange, 16 mi away | Sat · Sun · Evenings | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 in Diamond Bar
Based in Villa Park, 14 mi away
Ranked #1 because of its Google rating and availability: 5.0★ from 142 Google reviews, open 24/7.
Based in Corona, 19 mi away
Ranked #2 because of its Google rating and availability: 5.0★ from 239 Google reviews, open 24/7.
Based in Rancho Cucamonga, 18 mi away
Ranked #3 because of its Google rating and review volume: 5.0★ from 1,064 Google reviews, the most Google reviews on this list (1,064).
Based in Yorba Linda, 9 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 77 Google reviews, open 24/7.
Based in Riverside, 20 mi away
Ranked #5 because of its Google rating and availability: 5.0★ from 127 Google reviews, open 24/7.
Based in Canyon Lake, 10 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 137 Google reviews, listed on Google as “Demolition contractor”.
Based in La Verne, 5 mi away
Ranked #7 because of its Google rating and availability: 4.8★ from 19 Google reviews, open 24/7.
Based in West Covina, 7 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 78 Google reviews, listed on Google as “Demolition contractor”.
Based in Montclair, 7 mi away
Ranked #9 because of its Google rating and availability: 4.8★ from 21 Google reviews, open 24/7.
Based in Orange, 16 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 194 Google reviews, listed on Google as “Demolition contractor”.
Based in Norco, 19 mi away
Ranked #11 because of its Google rating and availability: 4.9★ from 63 Google reviews, open 24/7.
Based in Pasadena, 21 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 254 Google reviews, listed on Google as “Demolition contractor”.
Based in Anaheim, 15 mi away
Ranked #13 because of its Google rating and availability: 5.0★ from 15 Google reviews, open 24/7.
Based in Corona, 10 mi away
Ranked #14 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
Based in South Gate, 22 mi away
Ranked #15 because of its Google rating and availability: 4.7★ from 64 Google reviews, open 24/7.
Based in La Habra, 10 mi away
Ranked #16 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based in East Hemet, 9 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Demolition contractor”.
Based in Pomona, 2 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 12 Google reviews, listed on Google as “Demolition contractor”.
Based in Montclair, 6 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 26 Google reviews, listed on Google as “Demolition contractor”.
Based in Anaheim, 10 mi away
Ranked #20 because of its Google rating and availability: 4.3★ from 6 Google reviews, open 24/7.
Based in Garden Grove, 15 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 73 Google reviews, listed on Google as “Demolition contractor”.
Based in Fontana, 23 mi away
Ranked #22 because of its Google rating and availability: 5.0★ from 22 Google reviews, open 24/7.
Based in Chino, 19 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 109 Google reviews, listed on Google as “Demolition contractor”.
Based in Bloomington, 13 mi away
Ranked #24 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based in Koreatown, 18 mi away
Ranked #25 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
#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 146 ranked demolition contractors here; the rest are on their profiles.
20 more demolition 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 |
|---|---|---|
| Alewine Construction Corp | In Diamond Bar | |
| Ali Hauling Demolition | 5.0★ (2) | 12 mi |
| american demolition & grading | In Diamond Bar | |
| Anthony Torres Demolition Corp. | 5.0★ (2) | 3 mi |
| Aspire Tile & Stone Inc. | 5.0★ (2) | 15 mi |
| Best Quality | 4.0★ (1) | In Diamond Bar |
| Concordia Construction Inc | 5.0★ (2) | 14 mi |
| Demolition 4 You | 5.0★ (2) | 12 mi |
| Demolition Services Inc | 5.0★ (2) | 12 mi |
| H & L Environmental Demolitions, Inc | 3.0★ (2) | 15 mi |
| HMSDEMOLITION | 2.0★ (2) | 6 mi |
| HMZ Munoz Painting Company | 4.0★ (2) | 10 mi |
| I & G Excavation & Demo | 5.0★ (2) | 5 mi |
| JASP CONSTRUCTION & DESIGN | 5.0★ (7) | In Diamond Bar |
| JF Engineering, Inc | 5.0★ (2) | 5 mi |
| KG Demolition Services | 5.0★ (2) | 16 mi |
| Peter's Junk Removal Services | 5.0★ (2) | 6 mi |
| Victoriano Concrete and Demolition | 5.0★ (2) | 16 mi |
| West Coast Elite Services | 5.0★ (2) | 15 mi |
| Winkler's Excavating & Grading | 3.0★ (2) | 5 mi |
We scored 146 Diamond Bar demolition contractors 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 Diamond Bar 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 |