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Project Completion 76%
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Professionalism 73%
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Experience 82%
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Price-friendly 58%
Find trusted plumbers in Frederick who can handle a wide range of residential plumbing needs. The plumbers listed in Frederick provide services including leak detection and repair, clogged drain and sewer cleaning, water heater installation and repair (tank and tankless), toilet and faucet repair, pipe replacement, garbage disposal repair, water pressure issues, gas line services, sump pump installation, and emergency plumbing for burst pipes or flooding.
Many also offer specialized services, including sewer camera inspections, hydro jetting, trenchless sewer repair, water softener installation, and routine plumbing maintenance. Whether you need urgent repairs or planned installations, you can find licensed and experienced plumbers in Frederick, Maryland to get the job done right.
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Charles F. Murphy Plumbing demonstrates strong technical expertise and workmanship, with consistently positive feedback on skill level and problem-solving ability. However, the company is significantly hampered by persistent pricing concerns—multiple customers report excessive hourly rates ($180–$195/hour), travel time charges, and what some perceive as inflated labor estimates. Professionalism is mixed: many reviews praise punctuality, politeness, and responsiveness, but a notable subset report rude receptionists, missed callbacks, and unprofessional behavior (smoking on job sites, unkempt appearance). Project completion is generally solid, though several customers experienced incomplete repairs requiring multiple visits and callbacks. The company's old-school billing and administrative systems have caused billing errors and delayed invoicing.
• PRICING PATTERN: At least 8 reviews explicitly criticize pricing as excessive, with complaints about $180–$195/hour rates, travel time charges, and labor estimates perceived as inflated or padded. This is the single most consistent negative theme.
• RECEPTIONIST CONDUCT: Multiple reviews (at least 4) report rude, dismissive, or unprofessional behavior from the receptionist/office staff, including hanging up on customers and flippant responses to complaints.
• INCOMPLETE REPAIRS: At least 5 reviews document jobs that required multiple visits to fix the same problem, with customers charged for each visit, suggesting quality control or diagnostic issues.
• BILLING ISSUES: Multiple reviews report delayed billing (sometimes months), billing errors, late fees charged without notice, and discrepancies between verbal and final charges.
• CALLBACK FAILURES: At least 6 reviews mention promised callbacks that never materialized, undermining trust in follow-through.
• MIXED PROFESSIONALISM: While many reviews praise politeness and professionalism, several describe unprofessional appearance (beat-up trucks, unkempt plumbers), smoking on job sites, and lack of attention to detail (jagged holes, property damage).
• OLDER REVIEWS SKEW POSITIVE: Reviews from 2013–2019 are predominantly 5-star with generic praise; more recent reviews (2020–2024) contain significantly more detailed complaints. This temporal shift suggests either declining service quality or increased customer willingness to report problems.
• GENERIC 5-STAR REVIEWS: Approximately 15 reviews contain minimal detail (e.g., 'Great place! I love it.' or 'unknown' text with 5-star rating), which reduces confidence in the positive signal.
This WW Score of 72.8 is reliable at HIGH confidence due to substantial review volume (80 reviews) and consistent patterns across dimensions. However, the score masks significant operational inconsistencies: the company excels in technical expertise but is undermined by pricing practices that many customers perceive as exploitative, administrative failures (billing, callbacks), and variable professionalism. Recent reviews (past 2 years) are notably more critical than older reviews, suggesting potential service degradation or changing customer expectations. Prospective customers should expect solid workmanship but should carefully negotiate pricing upfront and verify all estimates in writing before proceeding.
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Roto-Rooter scores very strongly on professionalism and technician experience, with hundreds of reviews praising individual technicians by name for being courteous, knowledgeable, communicative, and thorough. Project completion is generally solid, with most jobs resolved same-day or within a short timeframe, though a meaningful minority of reviews describe incomplete work, no-shows, broken promises on follow-up visits, and warranty disputes. The most significant drag on the overall WW Score is pricing, which is the single most-complained-about dimension across the entire review set — dozens of reviewers explicitly describe charges as 'outrageous,' 'ridiculous,' 'a scam,' or triple the price of competitors, with specific dollar amounts cited ranging from $315 for 4 minutes of work to $8,700 for a water heater installation. Several reviews also describe deceptive pricing practices, including quotes that changed after work began, failure to disclose service fees upfront, and pressure tactics targeting vulnerable customers including seniors and non-English speakers.
• DUPLICATE REVIEWS DETECTED: A significant number of reviews appear to be exact or near-exact duplicates posted on different dates (e.g., multiple identical reviews for 'Gio,' 'Gabriel,' 'Daniel,' 'Gus,' 'Giovanni,' and others). This inflates the apparent review count and may indicate a review solicitation system that caused customers to submit the same review twice, or potential manipulation. Confidence in raw review count is reduced.
• BLANK REVIEWS: Approximately 150-200 reviews contain no text and only a star rating (almost all 5-star). These provide no usable data for any dimension and were excluded from scoring but inflate the total count.
• PRICING COMPLAINTS ARE SEVERE AND SPECIFIC: Negative pricing reviews are not vague — they cite specific dollar amounts, compare to competitor prices, and describe practices such as quoting after work begins, refusing to honor coupons, and charging elderly or non-English-speaking customers without disclosure. This is a systemic pattern, not isolated incidents.
• SCHEDULING AND NO-SHOW COMPLAINTS: Multiple reviews describe technicians failing to arrive within promised windows, no-call-no-shows, and dispatch communication failures. This is a recurring pattern affecting the project completion score.
• WARRANTY DISPUTES: Several reviews describe Roto-Rooter refusing to honor stated warranties, including a 6-month guarantee and a 30-day guarantee, with customers being charged again for the same recurring issue.
• WORK QUALITY FAILURES: A small but notable number of reviews describe active harm caused by technicians — flooding a kitchen, improperly setting a toilet, changing the wrong pipe, leaving sewage handprints, and damaging property with no accountability.
• PREDATORY PRICING PATTERN: Multiple reviews describe technicians quoting extremely high prices and then reducing them when customers push back, suggesting initial quotes are inflated as a negotiating tactic rather than honest pricing.
• RECENCY: All reviews are dated between approximately May 7, 2025 and June 9, 2025 — all within the past 12 months. Recency weighting is fully applied.
This WW Score is based on an exceptionally large review set and carries HIGH overall confidence, but the score should be interpreted with caution given confirmed duplicate reviews inflating volume, a strong and consistent pattern of severe pricing complaints that meaningfully suppresses the score, and documented instances of incomplete work and warranty non-compliance that suggest the positive technician-level experience does not always translate to a satisfactory overall customer outcome.
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This aggregated review set spans multiple brands and technicians operating under a shared service umbrella (4 Service Pros, Trade Pros, Home Service Pros, Service Works, Express Electric), making this a complex multi-entity dataset. Professionalism scores well on average — the majority of reviews praise punctuality, communication, and courteous technicians — but is meaningfully dragged down by a significant cluster of serious complaints including no-shows, ignored callbacks, technicians leaving jobs incomplete, and at least one alleged credit card fraud incident. Pricing is the weakest dimension: while some reviewers praise fair or competitive rates, a substantial number of reviews explicitly call out excessive charges, aggressive upselling, inflated estimates for unnecessary work, and hidden fees — including multiple instances where second-opinion companies completed the same job for a fraction of the cost. Project completion is mixed: many jobs are completed same-day and efficiently, but there are documented cases of abandoned work, failed repairs requiring return visits, warranty disputes, and at least one multi-month displacement due to alleged HVAC negligence. Experience scores relatively well, as many individual technicians are praised for diagnosing problems accurately and demonstrating strong trade knowledge, though this is offset by several cases of misdiagnosis and recommending unnecessary replacements.
• DUPLICATE REVIEW DETECTED: The review praising John for fixing a GFCI kitchen outage appears verbatim twice (2025-06-09 and 2025-06-06). This is a likely fake or duplicate submission and has been discounted.
• MULTI-ENTITY DATASET: Reviews reference at least six distinct brand names (4 Service Pros, Trade Pros, Home Service Pros, Service Works, Express Electric, Snell/4 Service Pros). Scores reflect an aggregated picture across these entities and may not represent any single company accurately.
• FAKE REVIEW RISK — MODERATE: Several reviews from the 2022-06-07 and 2023-06-07 date clusters are suspiciously uniform in date, contain no review text (rating only), and include generic praise with no specifics. These blank or near-blank reviews have been excluded from scoring but inflate the raw review count.
• UPSELLING AND PRICE GOUGING PATTERN: A recurring and credible pattern exists across multiple independent reviewers describing technicians recommending unnecessary full system replacements (HVAC, water heaters, toilets) at prices 2x–10x what competitors charged. This is a significant red flag for pricing integrity.
• SERIOUS MISCONDUCT ALLEGATIONS: At least one review alleges forged signatures on work orders and repeated charges for ineffective work resulting in mold displacement. Another alleges a technician committed credit card fraud. These are unverified but materially impact trustworthiness.
• ABANDONED WORK / NO-SHOW PATTERN: Multiple reviews describe technicians failing to return after diagnosing issues, no-shows within scheduled windows, and customers left without heat or hot water for extended periods with no follow-up.
• RECENCY NOTE: The most recent reviews (2025) are predominantly positive and reference specific technicians (Guido Miranda, Cody Mikkola, John Newman). The most severe negative reviews are concentrated in 2020–2022. This may indicate operational improvement over time, but the volume of historical negatives is too significant to ignore.
• BLANK REVIEWS EXCLUDED: Approximately 8–10 reviews contained no text and only a star rating. These were excluded from dimensional scoring as they provide no usable evidence per scoring rules.
This WW Score carries HIGH data confidence due to the large review volume, but should be interpreted cautiously given the multi-entity nature of the dataset, documented patterns of upselling and pricing complaints, serious misconduct allegations, and a meaningful number of project completion failures — the score of 72.4 likely overstates quality for any single worst-performing entity within this group and understates it for the best-performing technicians.
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Professionalism scores well overall, with the large majority of reviewers praising punctuality, communication, courtesy, and clear explanations — however, a meaningful minority of negative reviews cite unprofessional behavior including a rude technician, an office representative dismissing a customer's complaint about lateness, and failure to return calls. Pricing is the weakest dimension: across dozens of reviews spanning multiple years, customers repeatedly describe charges as steep, surprising, or significantly higher than competitors, with several 1-star reviews citing outright price gouging; while some reviewers found pricing fair or reasonable, the volume and specificity of pricing complaints suppresses this score substantially. Project completion is mixed — the majority of jobs were completed satisfactorily, but there are multiple credible accounts of incomplete work, failed callbacks, jobs that required repeat visits due to inadequate initial service, and at least one case of a $36,000 overcharge with work billed but not performed. Experience scores moderately well, with many reviewers praising technical skill and problem-solving, but offset by instances of misdiagnosis, a cracked pipe caused during service, a poorly reseated toilet, and a copper pipe repair that failed within a year.
• MULTI-COMPANY CONTAMINATION: Reviews appear to span at least two distinct companies — 'Rocket Rooter Plumbing' (older reviews, 2005–2023) and what appears to be a separate Roto-Rooter or franchise operation referenced in recent 2025 reviews using technician codes like 'Go 5461', 'Jeff', 'Dan', 'Chal Sailo', 'Kam Mung', and 'Min'. These may not be the same business. Scores should be interpreted with caution as they blend two potentially different companies.
• SUSPECTED FAKE OR INCENTIVIZED REVIEWS: The cluster of 2025 reviews (June 2025 and May 2025) shows highly repetitive patterns — multiple reviews referencing 'Go 5461' with near-identical generic praise ('great job', 'excellent service', 'very professional'), all rated 5 stars, many posted on the same date. Several of these reviews contain no specific detail. This pattern is consistent with coached or incentivized reviewing.
• BLANK AND PLACEHOLDER REVIEWS: At least 10 reviews contain no text whatsoever (blank body, rating only) and several contain only 'unknown', 'ok', 'good', 'fine', or 'xxxx'. These were excluded from dimension scoring but counted in total reviews analyzed.
• RECENCY CONCERN: A large proportion of substantive negative reviews (pricing complaints, incomplete work, failed callbacks) come from the 2010–2016 period. However, a major 1-star review from April 2025 alleges $36,000 in charges for work not performed, indicating serious issues may persist.
• SEVERE OUTLIER REVIEW: One April 2025 review alleges $36,000 in charges including billing for carpet extraction in a room with ceramic tile, mold growth after incomplete remediation, and refusal to engage constructively. This is an extreme outlier that significantly impacts project completion and pricing scores.
• DUPLICATE REVIEW DETECTED: Two reviews dated 2016-08-11 are word-for-word identical, suggesting a system duplication or submission error.
• DUPLICATE REVIEW DETECTED: Two reviews dated 2016-12-28 appear to be near-identical submissions of the same complaint about a failed second visit and refusal to honor prior work.
This WW Score carries moderate-to-low reliability due to suspected multi-company review contamination, a cluster of likely coached 5-star reviews in 2025, numerous blank or content-free submissions, and a wide date range (2005–2025) that makes it difficult to assess the current state of any single business; the score should not be used as a definitive quality indicator without first confirming which company these reviews actually belong to.
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MVP Plumbing scores strongly on professionalism and experience, with a large volume of reviews praising individual technicians by name for being courteous, knowledgeable, punctual, and communicative. Project completion is generally solid, with many jobs finished same-day or within promised timeframes, and the company demonstrates a pattern of returning to resolve issues — though several reviews describe incomplete or ineffective first visits requiring callbacks. The most significant drag on the overall WW Score is pricing, which is the single most contested dimension across the review set: a substantial number of reviewers explicitly describe prices as extremely high, outrageous, or far above market rate, with multiple customers obtaining the same work from competitors for a fraction of the quoted cost. Several customers also reported being charged more than the advertised or quoted price upon arrival, and at least four reviews mention receiving refunds after disputes, which is a meaningful signal of systemic pricing integrity issues.
• PRICING INTEGRITY CONCERN: Multiple independent reviews (at least 10+) describe quotes that were 3x to 10x higher than competitor prices for identical work. Examples include: $2,800 vs $500 for toilet seal replacement, $5,500 vs $1,500 for main clean-out, $850 for a dishwasher air gap replacement costing $15 in parts, $800 faucet replacement fixed free by another plumber, $575 garbage disposal replacement that another plumber unjammed in 2 minutes. This is a consistent and credible pattern, not isolated incidents.
• REFUND PATTERN: At least 4 reviews explicitly mention receiving full or partial refunds after disputes ($2,266 refund, $2,800 reduced to $500, full refund for incomplete work, full refund for alleged manipulation). While the company's responsiveness to complaints is positive, the frequency of refund situations suggests systemic overcharging or upselling practices.
• ADVERTISED PRICE BAIT-AND-SWITCH: Multiple reviews reference a '$33 drain cleaning' advertisement but being charged $99-$130 upon service. This is a recurring complaint across different reviewers and time periods, suggesting a deliberate or structural pricing discrepancy between marketing and actual charges.
• INCOMPLETE WORK COMPLAINTS: Several reviews describe jobs that were not resolved on the first visit, including one review where a customer paid for three escalating services totaling nearly $4,000 and the line remained clogged. One review describes a leak that was not fixed after payment. One review describes a camera inspection that was claimed but results never provided.
• FAKE REVIEW SUSPICION — JASON (FREDERICK, MD): A cluster of reviews referencing 'Jason' in the Frederick, Maryland area appear to describe a different or separate operator under the MVP brand. Three reviews dated 2023-04-07 are near-identical in wording (copy-pasted with minor variations including a checkmark character), which is a strong indicator of review manipulation. These reviews have been noted but their influence on scoring has been reduced.
• DUPLICATE REVIEW DETECTED: The review praising Jason Harris dated 2021-04-29 appears twice with identical text. The review praising Jason Harris dated 2023-04-07 appears three times with near-identical text. These duplicates were counted only once each for scoring purposes.
• RECENCY NOTE: Reviews span from 2013 to June 2025. The majority of substantive reviews with detailed content are from 2022 onward. Older reviews (2013-2020) skew heavily positive and reference a single operator (Jason in Frederick, MD), which may represent a different business context than the larger LA-area operation reflected in more recent reviews. More weight was given to 2023-2025 reviews.
• UPSELLING CONCERN: Multiple reviews describe technicians recommending unnecessary or excessive repairs. One review explicitly states the technician did not attempt to unjam a garbage disposal before declaring it broken and quoting replacement. Another describes a technician who would not attempt to fix a toilet without full pipe replacement, which another plumber resolved for $125. This pattern across multiple reviewers suggests a possible systemic upselling practice.
• 1-STAR REVIEW WITH NO TEXT: One review dated 2025-02-09 has a 1-star rating with no text. This was counted in total reviews but could not contribute usable data to any dimension.
The WW Score of 72.1 is based on a very large review set with HIGH confidence across all four dimensions, making the score statistically reliable; however, consumers should weight the pricing dimension heavily in their decision-making, as the volume and specificity of overcharging complaints — including documented refunds and verifiable price comparisons — represent a credible and material risk that is not fully captured by a single numeric score.
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The review corpus spans multiple businesses operating under similar or overlapping names (All Around Plumbing, All Counties Plumbing, John's Plumbing), which significantly complicates scoring reliability. Professionalism scores moderately well overall — the majority of reviews praise punctuality, courtesy, and communication — but is substantially dragged down by a recurring and serious pattern of no-shows: multiple independent reviewers across different time periods report technicians failing to appear for scheduled appointments without notice, which is a critical professionalism failure. Pricing is mixed: many reviewers cite fair or reasonable pricing, but several credible negative reviews describe hidden charges, quotes that ballooned dramatically, and one reviewer alleging a $350 estimate fee followed by a quote more than double competitors. Project completion is the most concerning dimension — multiple reviews describe jobs started but never finished, deposits taken with no return, warranty claims ignored for months, and at least one case of a technician causing additional damage and abandoning the site. Experience scores highest among the four dimensions, with many reviewers praising diagnostic skill, technical knowledge, and quality workmanship, though offset by at least two reviews describing incorrect or substandard work requiring remediation.
• MULTIPLE BUSINESS IDENTITY ISSUE: Reviews appear to span at least three distinct businesses — 'All Around Plumbing', 'All Counties Plumbing', and 'John's Plumbing' — with different owners (Karel, Lindell, Philip, Yohendry). Scores may conflate unrelated companies, reducing reliability.
• FAKE REVIEW SUSPICION — MODERATE: A significant cluster of reviews dated 2024-06-09 and 2025-05-10 share identical dates with no specific detail, generic praise, and no job description. Several blank reviews (rating only, no text) are present throughout. These patterns are consistent with review padding.
• REPEATED NO-SHOW PATTERN: At least 6 independent reviewers across different years (2020, 2023, 2025) explicitly report technicians failing to appear for scheduled appointments without notification. This is a systemic reliability concern, not isolated incidents.
• ABANDONED WORK / PAYMENT FRAUD PATTERN: Multiple reviews (2020, 2024) describe contractors taking deposits or full payment and never returning to complete work. One review describes a contractor digging a hole, breaking a pipe, and disappearing. One review describes being billed for a job the company never attended.
• WARRANTY DISHONORING: At least one detailed review (2025-01-10) describes All Counties Plumbing refusing to honor a 3-year warranty after 1 year, ignoring calls for 2 months.
• BILLING MISCONDUCT: One detailed 2015 review describes the company attempting to collect a prior owner's debt by changing the name on an invoice, then hanging up on the customer when disputed. Owner never followed up.
• RECENCY NOTE: The most recent reviews (2025) are predominantly positive, but the negative reviews are distributed across all time periods including 2025, suggesting ongoing issues rather than historical problems that have been resolved.
• 35 reviews contain no text (rating only) and were excluded from dimension scoring but counted in total reviews analyzed.
• SCORE CONFIDENCE CAVEAT: Despite HIGH confidence labels (driven by mention volume), the mixed-entity nature of this review set and the presence of suspected padded reviews mean the WW Score should be interpreted with caution.
This WW Score carries LIMITED practical reliability due to the likely commingling of reviews from multiple distinct businesses, a credible pattern of fake or padded reviews inflating positive sentiment, and serious recurring negative patterns (no-shows, abandoned jobs, billing disputes) that suggest systemic operational failures at one or more of the entities represented in this review set.
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