The Best Chimney Sweep Services
We graded 16 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 2,946 Google reviews of 16 top-rated chimney sweep services nationwide. Updated October 29, 2026.
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Best chimney sweep services for smoke chamber cleaning
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London Fog Chimney SweepsHow Job match is calculatedBuilt only from reviews Google tagged “Smoke chamber cleaning”:Stars on this job 55%5.00★Number of such jobs 25%6Overall Experts Score 20%74Job match= 85Stars are pulled toward the category average (4.78★) 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.85
Chimney PioneerHow Job match is calculatedBuilt only from reviews Google tagged “Smoke chamber cleaning”:Stars on this job 55%5.00★Number of such jobs 25%3Overall Experts Score 20%98Job match= 80Stars are pulled toward the category average (4.78★) 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.80Job match = this company’s ★ on reviews Google tagged “Smoke chamber cleaning” (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 smoke chamber cleaning
London Fog Chimney SweepsI will start this off that I have used a common name chimney sweeping / cleaning company for years. I found Brian and London Fog this season and will only use him moving forward. The past company (come to find out) was not doing a solid sweep and clean. He is professional, honest and fair priced. I will be having him back each year moving forward.
Chimney PioneerThis is my second time hiring Chimney Pioneer. They cleaned the chimney and it works great. They are great! Highly recommend.
London Fog Chimney SweepsBEST PRICE AND SERVICE. Brian came right on time and cleaned my super dirty chimney within 30 minutes. He did excellent work and has the lowest price out of the companies I've called.
London Fog Chimney SweepsThis was the first time and not the last time i use London Fog Bryan was on time ahead of schedule called to let me know he be early for my chimney sweep Came in saw that i had a very old Buck stove insert asked if i had a liner i said yes. Bryan got to work fast laid out a floor covering and set up his massive…
London Fog Chimney SweepsMy impression of Bryan after talking to him over the phone was that he was a man who cared about doing his job and doing it well. I’m happy to say that he lived up to that expectation and some! Bryan did a great job cleaning up a what could only be described as a really dirty fireplace. He was clean, effective and…
London Fog Chimney SweepsI called London fog, and they came out the same day. Was very professional, and made sure to answer any question that I had. I highly recommend using this company if you need any work done on your chimney!
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 chimney sweep services).
| # | 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 | Chimney PioneerColumbia City, OR | A 98How 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%95+24.8Value 15%100+15.2Craft & service penalty98−0.2Experts Score= 98Not 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 |  Coachlight Chimney & Fireplace LLCDetroit, MI | 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%83+12.6Craft & service penalty98−0.2Experts 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. | AAAAA– | 5.00 | — |
| 3 |  Moses ChimneyDetroit, MI | A 95How 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 69%96+66.5Reliability 31%93+28.6Experts Score= 95Not enough data for value, 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––A– | 5.00 | — |
| 4 | A 95How 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 69%96+66.5Reliability 31%93+28.6Experts Score= 95Not enough data for value, 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––A– | 5.00 | — | |
| 5 |  Southern Chimneys, LLCClarkston, GA | A 90How 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 64%95+60.4Reliability 28%89+25.1Replies to reviews 8%57+4.7Experts Score= 90Not enough data for value; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA––AC | 4.95 | — |
| 6 |  Art of Stone Masonry & FireplaceDetroit, MI | 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 64%94+59.7Reliability 28%88+24.8Replies to reviews 8%29+2.4Experts Score= 87Not enough data for value; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA––AD | 4.89 | — |
| 7 |  MS CHIMNEY LLCDetroit, MI | 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 69%85+58.8Reliability 31%78+24Experts Score= 83Not enough data for value, 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. | AB––A– | 4.87 | — |
| 8 |  SKYLINE CHIMNEY AND MASONRY SERVICES LLCDetroit, MI | 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%82+44.7Reliability 24%72+17.5Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty94−0.6Momentum penalty80−2Experts Score= 81Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABAAAA | 4.86 | — |
| 9 |  Brown ChimneyDetroit, MI | 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 64%87+55.3Reliability 28%88+24.8Replies to reviews 8%24+2Momentum penalty84−1.6Experts Score= 80Not enough data for value; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA––AD | 4.88 | — |
| 10 |  Veteran Chimney SweepDetroit, MI | B 78How 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%80+43.6Reliability 24%74+17.9Value 14%100+14.1Replies to reviews 7%67+4.7Craft & service penalty97−0.3Momentum penalty78−2.2Experts Score= 78Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABAABB | 4.85 | — |
| 11 | London Fog Chimney SweepsDetroit, MI | B 74How 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%85+46.4Reliability 24%79+19.2Value 14%100+14.1Replies to reviews 7%6+0.4Craft & service penalty41−5.9Experts Score= 74Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABCAAF | 4.72 | — |
| 12 |  Fox's Chimney SweepsColumbia City, OR | B 71How 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%78+42.5Reliability 24%72+17.5Value 14%100+14.1Replies to reviews 7%42+3Craft & service penalty69−3.1Momentum penalty73−2.7Experts Score= 71Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BBBABC | 4.81 | — |
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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Chimney Sweep Services at a glance
How the 16 chimney sweep services we rated compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A956%
- Grade B638%
- Grade C16%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up531%
- 4.80–4.89★744%
- 4.60–4.79★213%
- Below 4.60★213%
What customers praise
Share of Google review highlights.
- Quality27921%
- Professionalism28921%
- Responsiveness27420%
- Punctuality26420%
- Value24718%
Was the price fair?
All price verdicts left with reviews.
Not enough data yet.
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.