Find Nearby Plumbers In Frederick, Maryland

Brown's Plumbing has a strong and consistent track record across all four dimensions, supported by a large volume of reviews spanning nearly two decades. Professionalism is the most frequently mentioned dimension, with dozens of reviewers praising punctuality, courtesy, responsiveness, and communication — though one notable 1-star review describes a complete no-show with no callback, which tempers the score modestly. Pricing is consistently described as reasonable, fair, and often better than competitors, with one detailed review specifically highlighting how Brown's resolved a job that a competitor had dramatically overquoted. Project completion scores well overall, with most jobs described as finished on time and on budget, though one reviewer noted an unresolved follow-up issue that was never addressed after nearly three weeks. Experience scores are solid, with multiple reviewers citing knowledgeable, skilled workmanship and problem-solving ability, including going above and beyond standard scope.

• 3 reviews contain only 'unknown' as text and 2 reviews contain only a period ('.'). These 5 reviews were excluded from dimension scoring as they contain no usable data.
• 2 reviews dated 2005-09-29 are written in all-caps with nearly identical phrasing and generic praise. These may be from the same source or represent low-quality entries; confidence in those specific reviews is reduced.
• The majority of reviews are older than 12 months, with most predating 2020. Only 3 reviews are from the past 12 months (relative to late 2022). Recency weighting is limited and the current service quality may differ from historical patterns.
• One 1-star review (2017-09-22) describes a complete no-show and failure to communicate, which is a significant professionalism failure. This is the only negative review among 50 and may represent an isolated incident, but it is a meaningful data point.
• One 4-star review (2013-08-19) flags an unresolved follow-up issue and unexpected charges for travel and a costly toilet, suggesting occasional inconsistency in transparency and follow-through.

This WW Score carries HIGH overall confidence due to the large volume of reviews with usable data across all four dimensions, though users should note that the overwhelming majority of reviews are more than two years old and the contractor's current performance cannot be fully verified from this dataset alone.

Bob Waltz Plumbing and Heating earns strong marks across all four dimensions, driven by an overwhelming volume of reviews praising technician courtesy, punctuality, clear communication, and thorough explanations of work performed. Professionalism is the most consistently mentioned dimension, with dozens of reviewers specifically calling out named technicians (Steve, Jack, Jeff, Chris, Eric, etc.) for being on time, polite, and communicative. Project completion scores well overall — jobs are generally finished correctly and promptly — but is tempered by two notable negative reviews: one describing a simple farm hydrant replacement that required five service calls and a billing dispute, and another involving a pricing discrepancy where a quoted first-time customer price was not honored. Pricing is generally praised as reasonable and competitive, but the two billing-related complaints prevent a higher score. Experience is well-supported by specific mentions of technical skill, problem-solving, and long-term repeat customer loyalty spanning 15–36 years.

• Three blank reviews (no text, only a 5-star rating) were excluded from scoring as they provide no usable data.
• Two reviews dated 2024-04-19 are nearly identical in content (same wording, same rating, same date) and appear to be a duplicate submission by the same customer — only one was counted per dimension.
• Two negative reviews raise legitimate concerns: a farm hydrant job requiring 5 service calls with a disputed bill (1-star, Nov 2024), and a pricing discrepancy where a quoted first-time customer price was not honored (2-star, May 2025). These are recent and credible complaints that meaningfully affect project completion and pricing scores.
• A significant portion of reviews (roughly 20+) are dated 2024-06-09 with no specific timestamps, suggesting they may have been migrated or bulk-imported from another platform. This clustering is unusual and warrants mild caution, though the review content is varied and specific enough to appear genuine.
• Several older reviews (2011, 2016, 2017, 2018, 2019) are more than 1 year old and were given reduced weight per recency rules. The most recent reviews (2024–2025) are broadly consistent with older ones, suggesting sustained quality.
• No clear evidence of coordinated fake reviews — named technicians, specific job details, and varied writing styles support authenticity across the majority of reviews.

This WW Score is based on a large and varied review set with high mention counts across all four dimensions, making it statistically reliable; however, two recent credible negative reviews (billing disputes and multi-visit job failures) introduce meaningful downward pressure and should be weighed carefully by prospective customers.

This contractor demonstrates strong overall performance with a WW Score of 82.3, driven primarily by consistent professionalism and reliable project completion. Technicians are frequently praised for punctuality, courtesy, and clear communication, with many reviews highlighting same-day or next-day service availability. Project completion is solid, with most jobs finished as promised and follow-through honored. However, pricing emerges as a notable weakness, with approximately 19% of reviews mentioning concerns about costs being high, overcharges, or unexpected price increases. Experience and technical knowledge are generally well-regarded, though some reviews indicate occasional diagnostic errors or incomplete solutions on first visits.

• PRICING CONCERNS: Approximately 19% of reviews (187 mentions) explicitly address pricing issues. Common complaints include: unexpected price increases after initial quotes, charges significantly higher than competitors, hidden or undisclosed fees, and perception of overcharging. Multiple reviews cite price gouging, particularly on emergency/after-hours calls and warranty work.
• FAKE REVIEW PATTERN DETECTED: Approximately 25-30 reviews (2.5-3% of total) show suspicious characteristics: identical phrasing ('excellent service,' 'highly recommend,' 'professional'), generic praise with zero specifics, all 5-star ratings with minimal detail, and clustered dates (particularly June 2025, May 2025). These appear to be artificially generated or incentivized reviews. Confidence in overall score reduced slightly due to this pattern.
• SCHEDULING/RESPONSIVENESS INCONSISTENCY: While most reviews praise quick response times, approximately 12 reviews document significant scheduling failures including no-shows, cancelled appointments without callback, and long delays in returning calls or providing estimates. This suggests operational inconsistency.
• QUALITY CONTROL VARIABILITY: Approximately 8-10 reviews mention incomplete first visits, misdiagnosis of problems, or work that required callbacks to fix. One review explicitly praised the company's quality control system with photo review by senior staff.
• RECENCY BIAS: Approximately 60% of reviews are from May-June 2025 (very recent), with a sharp drop-off in reviews from 2024 and earlier. This concentration may inflate current scores if recent performance differs from historical patterns.
• MULTIPLE BUSINESS ENTITIES: Reviews reference multiple business names ('The Plumber,' 'O&M Plumbing,' 'My Plumber,' 'Pro Plumbers Grapevine,' 'Roboco Enterprises Inc dba The Plumber') suggesting either franchises, rebranding, or data aggregation from multiple unrelated companies. This may compromise score reliability.

This WW Score of 82.3 should be treated with MODERATE-TO-HIGH confidence for professionalism and project completion dimensions, but MODERATE confidence for pricing due to documented overcharge patterns. The presence of suspected fake reviews (2.5-3% of dataset) and the concentration of recent reviews (60% from May-June 2025) suggest the score may not be fully representative of long-term performance. Customers should expect strong service quality and responsiveness but should obtain detailed written quotes and compare pricing with competitors before committing, particularly for large jobs or emergency services.

JB Plumbing demonstrates strong overall performance across all dimensions. Professionalism is a clear strength with 142 mentions highlighting punctuality, courteous staff, and responsive communication. Project completion is solid with 118 mentions of jobs finished on time and to satisfaction, though some callbacks and follow-up issues are noted. Experience and technical skill are well-documented with 95 mentions of knowledgeable technicians solving complex problems efficiently. Pricing receives the lowest score at 76.0 based on 68 mentions—while many customers praise fair pricing, a notable subset reports overcharges, high estimates, and pricing disputes that undermine confidence in value consistency.

• PRICING INCONSISTENCY: Multiple reviews (2022-03-29, 2022-06-10, 2023-02-08, 2017-04-20, 2014-08-27) report significant overcharges, inflated quotes, or billing disputes. One customer was quoted $3,000-$3,500 but charged $6,500. Another paid $5,000 when competitors quoted $4,200 for identical work. This pattern suggests pricing transparency and consistency issues.
• CALLBACK/FOLLOW-UP FAILURES: Several reviews (2024-10-31, 2021-12-03, 2022-06-10, 2023-06-10, 2021-06-10) document failure to return calls, missed appointments, or lack of response to warranty issues. One customer had no gas for a week with no callback; another waited weeks for promised follow-up work.
• QUALITY CONTROL CONCERNS: A few reviews (2024-04-18, 2021-07-09, 2012-07-13) describe incomplete work, installation errors, or poor workmanship requiring rework or customer correction. One new construction job damaged foundation walls; another left a shower valve leaking on day one.
• FAKE REVIEW RISK - MODERATE: Approximately 20 reviews (mostly undated, from 2021 onward) contain minimal detail, generic praise ('Great service,' 'Excellent work'), or suspiciously identical phrasing ('Jorge was awesome,' 'Jorge responded quickly'). These lack specificity typical of authentic reviews and may be solicited. However, the bulk of detailed reviews appear genuine with specific problem descriptions and mixed sentiment.
• RECENCY NOTE: Most reviews are from 2020-2025 (recent 5 years), with strong representation in 2024-2025. Older reviews (2012-2017) show some quality issues but are less recent. Recent reviews are more reliable for current performance assessment.

This WW Score of 82.3 is reliable and well-supported by 281 reviews with HIGH confidence across all four dimensions. However, the pricing dimension (76.0) carries meaningful risk—while many customers report fair pricing, a consistent minority report significant overcharges and billing disputes that suggest pricing practices may vary by technician or job type. Customers should request detailed written estimates and clarify all charges upfront. The professionalism and project completion scores are robust, but callback/follow-up failures in a subset of reviews suggest occasional service gaps post-completion. Overall, JB Plumbing is a competent, responsive contractor with strong technical skills, but pricing transparency and consistency issues warrant caution.

Interstate Plumbing Services demonstrates strong overall performance across all four dimensions, with particular strength in project completion and technical expertise. The company excels at professionalism, punctuality, and workmanship, with multiple reviews praising staff like Erik, Mario, Noe, and Jose for their courtesy and skill. Pricing is generally competitive and fair, with many customers noting savings versus competitors, though one 2017 review flagged a significant materials markup dispute that resulted in a 1-star rating. The company shows excellent follow-through on callbacks and warranty support. However, a 2016 review raised serious concerns about customer service integrity and contract transparency, which tempers overall confidence despite the predominantly positive feedback.

• RECENCY CONCERN: 5 of 16 reviews are older than 5 years (2010-2014), with only 4 reviews from 2024. Recent data is limited.
• PRICING DISPUTE: One detailed 2017 review (1-star) documented a materials markup of 3.68x retail cost ($3.83 vs $1.04 per connector), suggesting potential pricing opacity on materials.
• CUSTOMER SERVICE INTEGRITY: One 2016 review (1-star) alleged dishonest contract practices, refusal to provide name, and document inconsistencies regarding right-of-way responsibility. This is a serious red flag for business ethics.
• PATTERN NOTE: The two 1-star reviews (2017, 2016) both involve disputes over charges/contracts rather than workmanship, suggesting pricing transparency and customer service communication may be weaker than technical execution.

This WW Score of 82.3 is reliable for assessing technical professionalism and project completion quality, but should be interpreted with caution regarding pricing fairness and customer service integrity due to documented disputes and older review composition. Recent customer feedback (2024) is limited to 4 reviews, so current performance may differ from historical patterns.

Eric Noah Plumbing demonstrates strong professionalism with consistent punctuality, responsiveness, and courteous service across 11 reviews. Technical skill and problem-solving ability are well-documented across 8 reviews, with customers praising quality workmanship and knowledge. Project completion is reliable with 9 mentions of timely, thorough work. However, pricing presents a significant concern: while 7 reviews praise fair/reasonable rates, 3 reviews explicitly flag overcharging or high costs, including one documented case of a $3K charge for a $1,400 job. This pricing inconsistency materially reduces the overall score despite strong performance in other dimensions.

• PRICING INCONSISTENCY: Three reviews (2020, 2018, 2016) report significantly higher-than-expected charges or overpricing, contrasting sharply with 7 reviews praising fair pricing. The 2016 review documents a $3K charge for work that should have cost $1,400, with customer noting they were overseas and under pressure—suggesting potential exploitation of vulnerable circumstances.
• RECENCY SKEW: 6 of 15 reviews are from 2023-2024 (recent), while 4 are from 2013-2015 (10+ years old). Recent reviews are uniformly 5-star with generic praise; older reviews show more critical detail and balance.
• GENERIC PRAISE PATTERN: Multiple recent reviews (2024-03-19, 2024-03-05) use nearly identical phrasing ('Outstanding professional,' 'Great service in every aspect') with no specific job details, raising minor concern about review authenticity, though not conclusive.
• ISOLATED NEGATIVE INCIDENTS: Two 1-star reviews (2020, 2016) describe serious issues (alleged theft of package, documented overcharging), but both are older and may not reflect current practices.

This score is reliable for assessing professionalism and technical skill (HIGH confidence), but pricing reliability is MODERATE due to documented inconsistencies and conflicting customer experiences; use this score with caution if cost predictability is a priority.