The Best Sump Pump Installation Services in Tonawanda, NY
We graded 10 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 22,421 Google reviews of 10 top-rated sump pump installation services nationwide; 10 of them in Tonawanda, NY. Updated October 28, 2026.
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Best sump pump installation services in Tonawanda for HVAC system repair
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Reimer Heating, Cooling & PlumbingHow Job match is calculatedBuilt only from reviews Google tagged “HVAC system repair”:Stars on this job 55%4.91★Number of such jobs 25%197Overall Experts Score 20%85Job match= 90Stars are pulled toward the category average (4.88★) 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.90
T-Mark Plumbing, Heating, Cooling & Electric - West SenecaHow Job match is calculatedBuilt only from reviews Google tagged “HVAC system repair”:Stars on this job 55%5.00★Number of such jobs 25%30Overall Experts Score 20%94Job match= 88Stars are pulled toward the category average (4.88★) 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.88
Cellino Plumbing, Heating, Cooling & ElectricHow Job match is calculatedBuilt only from reviews Google tagged “HVAC system repair”:Stars on this job 55%5.00★Number of such jobs 25%18Overall Experts Score 20%80Job match= 82Stars are pulled toward the category average (4.88★) 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.82
T-Mark Plumbing, Heating & Cooling- BuffaloHow Job match is calculatedBuilt only from reviews Google tagged “HVAC system repair”:Stars on this job 55%5.00★Number of such jobs 25%4Overall Experts Score 20%88Job match= 74Stars are pulled toward the category average (4.88★) 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.74
Cellino Plumbing, Heating, Cooling & ElectricHow Job match is calculatedBuilt only from reviews Google tagged “HVAC system repair”:Stars on this job 55%4.70★Number of such jobs 25%27Overall Experts Score 20%90Job match= 69Stars are pulled toward the category average (4.88★) 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.69Job match = this company’s ★ on reviews Google tagged “HVAC system repair” (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 HVAC system repair
T-Mark Plumbing, Heating, Cooling…Mark is a true professional. He was able to get my furnace back in operation. Had all the parts he needed on the service van, so after an hour, I had heat again !!!
Reimer Heating, Cooling & PlumbingSeth was very informative and he was very professional and pleasant. I would recommend him and Reimer anytime.
Cellino Plumbing, Heating, Coolin…The gentleman they sent to my house were so respectful , honest educated and helpful. Patient explained everything to me super efficient great experience.
Reimer Heating, Cooling & PlumbingAnthony is the most courteous and experienced technician I have ever dealt with. He is such an asset to your company
Reimer Heating, Cooling & PlumbingI placed a call yesterday with Brock from Reimer because of a plumbing problem with our toilet and Jolin the Reimer plumber answered our call. Jolin was very professional, efficient and pleasant to us, fixed our problem in a very reasonable amount of time. Dealing with Jolin helped me feel better that he solved my…
Reimer Heating, Cooling & PlumbingTherice was excellent, thorough, polite, understandable, helpful, and insert our questions. Presenting some alternatives for us to look into in the near future and did everything a timely fashion and represented your company. Superbly
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 sump pump installation 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). |
|---|---|---|---|---|---|
| 1 |  Shawn and Son Plumbing, LLCTonawanda, NY | A 99How 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%98+25.6Value 15%100+15.2Experts Score= 99Not 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 | $1.2k |
| 2 |  Pappas PlumbingTonawanda, NY | A 99How 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%99+25.8Value 15%100+15.2Experts Score= 99Not 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– | 4.99 | $1.4k |
| 3 |  Hazlett PlumbingTonawanda, NY | 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 55%95+51.8Reliability 24%93+22.5Value 14%100+14.1Replies to reviews 7%100+7.1Experts Score= 96Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.97 | $724 |
| 4 |  Sewer pro plumbingTonawanda, NY | 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 59%99+58.1Reliability 26%99+25.8Value 15%73+11.1Experts Score= 95Not 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–BA– | 4.99 | $1.1k |
| 5 | T-Mark Plumbing, Heating, Cooling & Electric - West SenecaTonawanda, NY | A 94How 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%93+50.7Reliability 24%93+22.5Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty96−0.4Experts Score= 94Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.93 | $227 |
| 6 | Cellino Plumbing, Heating, Cooling & ElectricTonawanda, NY | 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 55%88+48Reliability 24%88+21.3Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty91−0.9Experts Score= 90Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.88 | $366 |
| 7 | T-Mark Plumbing, Heating & Cooling- BuffaloTonawanda, NY | A 88How 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%88+48Reliability 24%84+20.4Value 14%100+14.1Replies to reviews 7%95+6.7Craft & service penalty89−1.1Experts Score= 88Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.86 | $239 |
| 8 |  All Pro PlumbingTonawanda, NY | A 88How 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%88+48Reliability 24%83+20.1Value 14%93+13.2Replies to reviews 7%100+7.1Craft & service penalty97−0.3Experts Score= 88Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.88 | $381 |
| 9 | Reimer Heating, Cooling & PlumbingTonawanda, NY | A 85How 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%81+19.6Value 14%84+11.9Replies to reviews 7%98+6.9Craft & service penalty97−0.3Experts Score= 85Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.86 | $383 |
| 10 | Cellino Plumbing, Heating, Cooling & ElectricTonawanda, NY | 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%89+48.5Reliability 24%89+21.6Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty89−1.1Momentum penalty0−10Experts Score= 80Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAFA | 4.89 | $359 |
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”. |
|---|---|---|---|---|
| HVAC system maintenance | $19 | $83 | $192 | 98% |
| Drain cleaning | $158 | $228 | $292 | 94% |
| Heating system maintenance | $19 | $57 | $148 | 99% |
| Heating system repair | $57 | $184 | $667 | 97% |
| A/C system maintenance | $26 | $83 | $271 | 98% |
| Plumbing pipe repair | $305 | $466 | $992 | 97% |
| Water heater installation | $1.1k | $1.6k | $2.1k | 97% |
| Plumbing leak detection | $39 | $176 | $509 | 96% |
| Heating system installation | $1.2k | $1.6k | $2.1k | 99% |
| Toilet repair | $209 | $322 | $493 | 93% |
| HVAC system repair | $104 | $251 | $658 | 98% |
| Sewer repair | $236 | $432 | $1.1k | 98% |
Sump Pump Installation Services in Tonawanda, NY at a glance
How the 10 sump pump installation services we rated in Tonawanda, NY compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A10100%
- Grade B00%
- Grade C00%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up550%
- 4.80–4.89★550%
- 4.60–4.79★00%
- Below 4.60★00%
What customers praise
Share of Google review highlights.
- Quality3,68020%
- Professionalism4,63325%
- Responsiveness3,84821%
- Punctuality3,78920%
- Value2,75415%
Was the price fair?
All price verdicts left with reviews.
- Great price1,25030%
- Reasonable2,36856%
- Overpriced2075%
- Not sure3919%
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.