Find Nearby Plumbers In Nashua, New Hampshire

Three older reviews (2015–2019) paint a consistently positive picture of Tony's responsiveness, punctuality, and workmanship, with customers praising fast communication, on-time arrivals, and clean, competent work. However, the most recent review (February 2023) is a serious negative data point: Tony failed to show up for an emergency heating job, never returned a voicemail, and left a customer without heat or water for an additional day. Because recency rules require heavier weighting of the 2023 review, professionalism and project completion scores are pulled down significantly. Pricing and experience scores are based on only two mentions each and must be treated with caution. Overall, the score reflects a contractor with a historically strong track record that has at least one recent, documented failure of basic professional follow-through.

• RECENCY CONCERN: The only review from the past 12 months (relative to a 2023 cutoff) is a 1-star review describing a no-show and no callback during an emergency. The three positive reviews are from 2015, 2016, and 2019 — all more than 4 years old. The positive pattern may not reflect current service quality.
• SMALL SAMPLE SIZE: Only 4 reviews total. Scores are based on very limited data and should not be considered statistically reliable.
• ONE REVIEW (2019) is a partial review — the customer explicitly states they will follow up after the work is done but never did. This review reflects only pre-service communication and cannot be counted as evidence of completed work quality.
• No fake review patterns detected. Reviews vary in detail, tone, and date, and include both positive and negative experiences.

This WW Score carries LOW overall reliability due to a very small review sample (4 reviews), a significant gap in recency between the positive and negative reviews, and one incomplete review that could not be fully evaluated for project completion or experience.

Derry Plumbing & Heating exhibits a deeply polarized performance profile with stark contrasts between positive and negative experiences. Professionalism scores are dragged down by multiple reports of no-shows, poor communication, unprofessional language from owner Dave Benedict, and unresponsive customer service, though some reviews praise politeness and responsiveness. Pricing is a significant weakness, with numerous complaints of overcharging, hidden costs, bait-and-switch tactics, and lack of written quotes, offsetting a few mentions of fair pricing. Project completion shows mixed results—several jobs were completed well and on time, but critical failures include incomplete HVAC installations, work performed outside scope, and unresolved issues. Experience/workmanship is generally competent when work is completed, but marred by quality concerns and lack of follow-through on callbacks. The company's reputation is severely damaged by owner behavior and business practices.

• CRITICAL: One review (2022-01-08) contains verbatim duplication of entire paragraphs, suggesting potential fake review or copy-paste error. Confidence in that review is reduced.
• OWNER CONDUCT PATTERN: Multiple independent reviews (2020-02-26, 2019-06-26, 2018-04-27, 2015-11-05, 2014-07-28) report aggressive, foul language, belligerent behavior, and dismissive attitude from owner Dave Benedict. This is a consistent pattern, not isolated incidents.
• BUSINESS PRACTICE CONCERNS: Multiple reviews document bait-and-switch tactics, verbal quotes without written confirmation, scope creep, unauthorized work, missing permits, and contract disputes. Pattern suggests systemic business practice issues.
• MULTIPLE COMPANY NAMES: One review (2015-11-05) documents that owner operates under three different company names (Derry Plumbing, Londonderry Plumbing, Salem Plumbing), raising transparency concerns.
• RECENCY BIAS: Most negative reviews are from 2014-2020 (older); most positive reviews are from 2019-2024 (recent). This could indicate either improvement or selection bias in recent reviews. Recommend caution.
• HIGH POLARIZATION: 10 one-star reviews vs. 10 five-star reviews with minimal middle ground. This extreme polarization is atypical and suggests either highly variable service quality or potential review manipulation.

This WW Score should be treated with CAUTION. While based on 21 reviews with adequate mention counts, the extreme polarization (10 one-stars vs. 10 five-stars), documented owner misconduct patterns, business practice red flags, and one suspected fake review significantly undermine confidence. The score reflects genuine service inconsistency, but potential customers should independently verify recent experiences and insist on written contracts and detailed scopes of work before engaging this company.

RDP's reviews present a deeply mixed picture. Professionalism is significantly dragged down by multiple serious complaints: a 2024 report of the owner making a customer's wife uncomfortable, a no-show on a scheduled callback, failure to return phone calls across multiple reviews, and a general 'EXTREMELY UNPROFESSIONAL' rating. Positive reviews do praise friendliness and responsiveness, but the negative incidents are specific and credible. Project completion is the most damaged dimension, with at least three distinct reviews describing unfinished work, including a critical valve installed incorrectly and a boiler repair that led to a carbon monoxide leak — these are severe failures. On the positive side, several reviews praise quality workmanship and problem-solving ability, supporting a moderate experience score, and pricing is generally described as fair by those who mentioned it.

• Two reviews dated 2016 (one April, one June) describe an almost identical incident involving an unfinished pellet boiler installation with a valve facing the wrong direction and unreturned phone calls. The language is nearly identical across both reviews, suggesting either a duplicate submission by the same customer or a coordinated negative review. These have been treated as a single incident for scoring purposes to avoid double-penalizing.
• Two reviews have no text content — only a 5-star and a 1-star rating respectively. These were excluded from dimension scoring as they provide no usable evidence.
• The majority of reviews are older than 12 months, with most dating from 2015–2019. Only one review (April 2024) is within the past 12 months. The recency of the data is poor, and the most recent review is a serious professionalism complaint, which has been weighted accordingly.
• The carbon monoxide leak described in the 2015 review is an extreme safety concern and represents a significant liability flag beyond typical workmanship complaints.

This WW Score carries moderate overall reliability: the professionalism and project completion dimensions have sufficient mentions to be meaningful, but the data is largely stale (most reviews are 5–9 years old), and the presence of a near-duplicate review pair slightly undermines confidence in the negative signal — though the pattern of unfinished work and unreturned calls is corroborated independently across multiple reviews.

This contractor's review profile is sharply divided between strong early praise and serious complaints. Professionalism is the most-mentioned dimension and is significantly dragged down by two explicit accounts of no-shows, ignored messages, and in one case the contractor blocking a customer's number — these are severe professionalism failures that offset the positive reviews. Project completion is similarly damaged by one review describing faulty installation work (unclamped hoses, unsealed pipes, a drain that failed after 7 months) and a complete failure to respond to an emergency callback, alongside another review where the contractor never showed up at all. Experience scores moderately positively based on reviews praising Keith's technical knowledge and problem-solving in complex plumbing scenarios, but the botched kitchen sink installation undermines confidence. Pricing data is very limited — only two reviews touch on it, both positively, so that score carries low confidence and limited weight.

• RECENCY WARNING: Only one review is from the past 12 months (2023). Three of the six reviews are from 2012–2017, meaning the majority of the review base is over 6 years old. Current performance may differ significantly from historical scores.
• SERIOUS COMPLAINT FLAG: The 2023 review describes a no-show, dismissive attitude, and the contractor blocking the customer's phone number. This is the most recent data point and should be weighted heavily as an indicator of current behavior.
• SERIOUS COMPLAINT FLAG: The 2012 review describes a failed installation causing water damage and a complete failure to return emergency calls. While old, this pattern of non-responsiveness is echoed in the 2023 review, suggesting a recurring issue.
• PATTERN WARNING: The three 5-star reviews from 2016–2020 are relatively generic in praise and lack granular detail about specific work performed, though two do include some specifics. No fake review determination is made, but confidence in those reviews is moderate.
• LOW REVIEW VOLUME: Only 6 total reviews span over a decade. This is insufficient to draw strong conclusions about consistent performance.

This WW Score should be treated with caution — the small review volume, wide date range spanning 11 years, and two serious unresolved complaints (including the most recent review from 2023) mean the score may overstate current service quality.

Hart Plumbing and Heating exhibits a deeply problematic pattern across all dimensions. While the company occasionally demonstrates prompt arrival and polite technicians (professionalism score 58), this is severely undermined by systematic failures in project completion (35), with multiple reviews documenting abandoned jobs, incomplete repairs requiring callbacks, and extended delays leaving customers without water or functional systems. Pricing is the most damaging dimension (28), with consistent complaints of overcharges, unexplained price increases, inflated labor charges, and refusal to negotiate—creating a pattern of financial exploitation. Technical experience is mixed (52), with some customers noting knowledgeable technicians but many reporting sloppy workmanship, missed work, and repeated failures on the same job. The company's overall WW Score of 42.8 reflects a contractor that cannot be reliably trusted for quality, completion, or fair pricing.

• CRITICAL: Overwhelming pattern of project abandonment and non-completion. Multiple reviews (2023-05-22, 2022-07-30, 2020-10-20, 2018-11-27) document jobs left unfinished, customers left without water/utilities for extended periods, and promised callbacks never made.
• CRITICAL: Systematic pricing abuse. Eight reviews explicitly cite overcharges, unexplained price increases, inflated labor charges, minimum service call charges applied to 15-minute jobs, and refusal to honor quoted prices or negotiate. This suggests intentional business practice, not isolated incidents.
• CRITICAL: Poor follow-through on commitments. Multiple reviews document promised return visits that never occurred, lack of responsiveness to callbacks, and months-long delays in communication.
• Recency concern: Most damaging reviews are from 2017-2023, with only 2 positive reviews (2023-06-26 and 2021-11-01) in recent years. The 2023 positive review is detailed and credible, but 14 of 16 reviews are negative or mixed, spanning 9 years, suggesting chronic systemic issues rather than temporary problems.
• No evidence of fake reviews detected. Reviews are specific, detailed, include dates, names, and concrete examples of failures. Negative reviews are not generic but describe specific incidents (water damage, overcharges, abandoned jobs).

This WW Score of 42.8 is highly reliable and should be trusted completely. It is based on 16 reviews with consistent, detailed evidence across all four dimensions, spanning 9 years. The pattern of failures is systematic and corroborated across multiple independent customers with no apparent coordination. Hart Plumbing and Heating presents significant risk for project abandonment, cost overruns, and incomplete work.

This contractor exhibits a deeply polarized review pattern with three 5-star reviews praising quick response, quality workmanship, and fair pricing, contrasted against three 1-star reviews alleging fraud, dishonesty, incomplete work, and legal judgments totaling $7,000+. The negative reviews are detailed, specific, and include court proceedings and mediator testimony regarding payment disputes and misrepresentation. Professionalism and project completion scores are severely depressed by credible allegations of lying, non-completion of work, and legal action. The positive reviews, while praising technical skill and responsiveness, cannot offset the gravity and specificity of fraud allegations spanning multiple years (2015–2020).

• CRITICAL: Multiple reviews (3 of 6) allege fraud, dishonesty, and legal action. Two reviews reference court judgments and small claims cases with specific dollar amounts ($7,000 and $6,800 paid but denied by contractors).
• PATTERN ALERT: Negative reviews are detailed, emotionally consistent, and reference corroborating evidence (checks, invoices, court records, mediator testimony). These do not appear fabricated.
• RECENCY CONCERN: Most reviews are 5+ years old (2015–2017). Only one negative review is recent (2020). Unable to determine current business status or whether issues have been resolved.
• POLARIZATION: 50% 5-star, 50% 1-star with no middle-ground reviews. This extreme split, combined with fraud allegations, suggests serious unresolved disputes rather than normal service variation.
• CREDIBILITY OF NEGATIVE REVIEWS: References to lawyer testimony ('45 years, never seen so many cases'), court judgments, mediator sessions, and specific payment documentation make these allegations highly credible and not easily dismissible as disgruntled customers.

This score should be treated with caution due to the extreme polarization and serious fraud allegations. While positive reviews praise technical competence, the detailed and corroborated negative reviews alleging dishonesty, non-completion, and legal judgments represent material risk. Potential customers should independently verify current business standing and seek references from recent clients before engaging this contractor.