The Best Hazardous Material Removal in Delaware
We graded 10 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 20,736 Google reviews of 184 top-rated hazardous material removal nationwide; 10 of them in Delaware. Updated November 9, 2026.
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Best hazardous material removal in Delaware for water damage-related mold removal
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SERVPRO of NewarkHow Job match is calculatedBuilt only from reviews Google tagged “Water damage-related mold removal”:Stars on this job 55%5.00★Number of such jobs 25%5Overall Experts Score 20%87Job match= 91Stars are pulled toward the category average (4.86★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.91
SERVPRO of Brandywine / WilmingtonHow Job match is calculatedBuilt only from reviews Google tagged “Water damage-related mold removal”:Stars on this job 55%5.00★Number of such jobs 25%5Overall Experts Score 20%80Job match= 89Stars are pulled toward the category average (4.86★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.89
SERVPRO of Hockessin / ElsmereHow Job match is calculatedBuilt only from reviews Google tagged “Water damage-related mold removal”:Stars on this job 55%5.00★Number of such jobs 25%4Overall Experts Score 20%83Job match= 87Stars are pulled toward the category average (4.86★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.87Job match = this company’s ★ on reviews Google tagged “Water damage-related mold removal” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.
What customers said about water damage-related mold removal
SERVPRO of NewarkWe had a very positive experience working with SERVPRO of Newark, Southwest Fremont. Their team was professional, responsive, and highly organized throughout the process. They communicated clearly, acted promptly, and demonstrated strong attention to detail in handling the work. We would also like to especially…
SERVPRO of Hockessin / ElsmereThese guys were always on Time and were so professional. I was kind of sad to see them go. I would recommend this company highly. Water in your house is never easy to deal with but this excellent team of pros made a terrible situation so much better. Thanks so much.
SERVPRO of Brandywine / WilmingtonI want to thank Barbra for sending Mr. Brian Beaver and his crew to my home. They are amazing! Fantastic job. My home is so clean and that smell is completely gone! You would not know I even had a category 3 sewage problem. Thank you so much. There are not enough words to thank you for your work. Top to bottom excellent!
SERVPRO of Hockessin / ElsmereMy ServPro team was awesome. Brian, Aaron, Jayden and Steven were professional, kind and respectful of me, my pets and home. The did mold removal from my basement and garage. I cant thank them enough!!!
SERVPRO of NewarkThe men who came to do the service, Sam, Jeff and Shatie, we're the most professional, courteous, friendly and extremely helpful crew around. I commend them for the work they did.
SERVPRO of NewarkMy wife and I were totally impressed and thrilled by the excellent, professional services that were rendered by this team!!
Overall ratings
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of hazardous material removal).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
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| 1 |  JRL Junk Removal & Demolition Co.Wilmington, DE | A 100How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%100+58.7Reliability 26%99+25.8Value 15%100+15.2Craft & service penalty99−0.1Experts Score= 100Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 5.00 | — |
| 2 |  The Trash Porters, LLCWilmington, DE | A 97How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%96+56.3Reliability 26%98+25.6Value 15%100+15.2Experts Score= 97Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 4.97 | — |
| 3 |  Ball Out Junk RemovalWilmington, DE | A 96How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%99+58.1Reliability 26%96+25Value 15%87+13.2Experts Score= 96Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 5.00 | — |
| 4 | SERVPRO of NewarkWilmington, DE | A 87How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%87+47.5Reliability 24%76+18.4Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty98−0.2Experts Score= 87Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABAAAA | 4.86 | — |
| 5 |  Greenville Cleanouts & JunkWilmington, DE | A 86How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%92+54Reliability 26%81+21.1Value 15%100+15.2Craft & service penalty99−0.1Momentum penalty56−4.4Experts Score= 86Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAC– | 4.97 | — |
| 6 | SERVPRO of Hockessin / ElsmereWilmington, DE | A 83How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%87+51.1Reliability 26%76+19.8Value 15%100+15.2Craft & service penalty72−2.8Experts Score= 83Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABBAA– | 4.88 | — |
| 7 |  MKO Hauling & Junk RemovalWilmington, DE | A 81How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%84+45.8Reliability 24%76+18.4Value 14%100+14.1Replies to reviews 7%85+6Craft & service penalty98−0.2Momentum penalty68−3.2Experts Score= 81Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABAABA | 4.89 | — |
| 8 | SERVPRO of Brandywine / WilmingtonWilmington, DE | A 80How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%86+46.9Reliability 24%78+18.9Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty98−0.2Momentum penalty33−6.7Experts Score= 80Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABAADA | 4.90 | — |
| 9 |  Waste Masters SolutionsWilmington, DE | B 61How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%74+40.4Reliability 24%64+15.5Value 14%84+11.9Replies to reviews 7%33+2.3Craft & service penalty13−8.7Experts Score= 61Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BBFAAD | 4.54 | — |
| 10 |  Advant-Edge Solutions of Middle Atlantic, Inc.Wilmington, DE | B 60How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%71+41.7Reliability 26%62+16.2Value 15%82+12.5Craft & service penalty97−0.3Momentum penalty0−10Experts Score= 60Not enough data for replies to reviews; its weight is shared by the others.Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BBAAF– | 4.88 | — |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
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Hazardous Material Removal in Delaware at a glance
How the 10 hazardous material removal we rated in Delaware compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A880%
- Grade B220%
- Grade C00%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up550%
- 4.80–4.89★440%
- 4.60–4.79★00%
- Below 4.60★110%
What customers praise
Share of Google review highlights.
- Quality2,63220%
- Professionalism3,31725%
- Responsiveness2,81921%
- Punctuality2,31817%
- Value2,30217%
Was the price fair?
All price verdicts left with reviews.
- Great price44149%
- Reasonable39243%
- Overpriced212%
- Not sure556%
Price verdicts by year
Share calling it great / reasonable / overpriced.
How we grade
Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.
Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.
Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.
Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.