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.
Find the right company for your job
Pick the job — we re-rank companies by how customers rated that exact job.
Best sump pump installation services in Tonawanda for a/c system repair
Clear ✕
Reimer Heating, Cooling & PlumbingHow Job match is calculatedBuilt only from reviews Google tagged “A/C system repair”:Stars on this job 55%4.94★Number of such jobs 25%68Overall Experts Score 20%85Job match= 92Stars 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.92
T-Mark Plumbing, Heating & Cooling- BuffaloHow Job match is calculatedBuilt only from reviews Google tagged “A/C system repair”:Stars on this job 55%4.87★Number of such jobs 25%53Overall Experts Score 20%88Job match= 86Stars 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.86
Cellino Plumbing, Heating, Cooling & ElectricHow Job match is calculatedBuilt only from reviews Google tagged “A/C system repair”:Stars on this job 55%4.91★Number of such jobs 25%11Overall Experts Score 20%80Job match= 78Stars 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.78
T-Mark Plumbing, Heating, Cooling & Electric - West SenecaHow Job match is calculatedBuilt only from reviews Google tagged “A/C system repair”:Stars on this job 55%4.64★Number of such jobs 25%25Overall Experts Score 20%94Job 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.69
Cellino Plumbing, Heating, Cooling & ElectricHow Job match is calculatedBuilt only from reviews Google tagged “A/C system repair”:Stars on this job 55%4.60★Number of such jobs 25%10Overall Experts Score 20%90Job match= 66Stars 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.66Job match = this company’s ★ on reviews Google tagged “A/C 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 a/c system repair
Reimer Heating, Cooling & PlumbingJoe Hammerschmidt was polite and friendly, answered all my questions. He did furnace maintenance. I'm Very pleased
Cellino Plumbing, Heating, Coolin…Nick arrived as scheduled and provided a written estimate to correct a leak inside bathroom wall. We reviewed and agreed to Cellino Plumbing as our contractor. Work appointment time was set and Nick arrived on time and completed the work in a professional and timely manner for $585.10 . Our other estimate offered no…
T-Mark Plumbing, Heating & Coolin…My air conditioner stopped working, so I called and made an appointment; a time slot for Tuesday between 2 and 6 was available. I was called that morning and was told Scott would be here around 11; that was great, seeing it was going to be 80°. Scott called 15 minutes before to let me know he was on his way. After…
T-Mark Plumbing, Heating, Cooling…Mark immediately diagnosed the problem, discussed solutions, and fixed the issue. Great service!
T-Mark Plumbing, Heating & Coolin…When we tried to turn on the A/C yesterday, there was nothing showing on the thermostat screen. After futile attempts at self repair and another company, we called T-Mark who indicated we could be placed on their "urgent" list and scheduled for this morning. Our technician, Mark, diagnosed the issue and made a…
T-Mark Plumbing, Heating, Cooling…Tyler M. came out to perform an A/C tune up for us and he was awesome to work with! Very knowledgeable, trustworthy, and real. He was also Very honest with the questions I asked, and helpful in letting us know T-Mark can also service our home generator. I've had great experiences with T-Mark in the past, and Tyler…
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.