FastPlumber near me

The 15 plumbers serving Waterloo, ranked.

For the 17 plumbers working within 20 miles of Waterloo, we read 162 public reviews across Google, Yelp and BBB and ranked them like a friend who'd done the research. The number that matters most here: only 6 of the 17 list 24-hour service — if it's the middle of the night, start with those. Rankings are not for sale.

Ratings run high here (median 4.8, 1 below 4.0), but the depth behind them varies: 8 companies carry 100+ reviews while others have a few dozen, which we treat as thinner evidence and say so on their cards. Where reviewers repeat a specific complaint — 7 of the 17 companies have one — it's flagged below with their exact words. One number worth knowing: only one company in this radius — Robert's Plumbing Inc — sits below 4.0 (3.7). Across the reviews we analyzed, the work named most often is water heaters and bathroom remodels.

Updated Jul 11, 202620-mile radius of downtown WaterlooHow we rank
How we rank — the 60-second version

What we read: for each plumber, up to 100 recent reviews from Google, Yelp and BBB — the full text, not just the stars. For this page: 152 reviews across 15 businesses.

What moves a plumber up: repeated, independent evidence of showing up when promised, fair and upfront pricing, and work that holds. One glowing review counts for little; twenty that agree count for a lot.

What moves a plumber down: repeated complaint patterns — surprise fees, missed appointments, pressure sales — especially when they show up on more than one platform.

What never moves the ranking: money. One clearly labeled sponsored slot may appear above this list; it never changes the order below it.

Our take on each plumber is our opinion, grounded in the reviews we quote on this page. Full methodology ↓

Water everywhere right now? Shut off your main valve first, then jump to the 24/7 picks ↓. Every plumber below is one tap to call.

Our top picks

Consistent evidence of showing up, honest pricing, and work that lasts
4.7 (1,230 Google reviews) 12.3 mi from downtown Waterloo

Action Plumbing — 4.7 stars across 1,230 reviews; handles complex 100-year-old replumbs coordinating with city inspectors, plus same-day water heater replacement; all 5 analyzed reviews are 5-star.

Rating mix — of the 5 reviews we analyzed1,230 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 1,230 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Same-day water heater replacement: arrived early, completed swap efficiently, left everything clean. (cited in 1 of 5 reviews)
  • Handled complex main water valve repair requiring city coordination — tech picked up a required city part on his own initiative. (cited in 1 of 5 reviews)
  • On-call emergency coverage: Adam was on call Saturday night, communicated queue position upfront, arrived sooner than expected. (cited in 1 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
I have completed a number of reviews for Action because ours has been a challenging phased approach of replumbing our home and renovating our main bathroom. Anyone who owns a home over 100 years old knows that the home promises surprises. For us, our fear …
Maytee Aspuro · ★★★★★ · Google · Feb 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 1,230 reviews · newest from Feb 2026

4.9 (1,210 Google reviews) 13.5 mi from downtown WaterlooNot a 24/7 shop

Extremely fast responders with same-day service even in winter emergencies, consistently praised for honest sales practices and thorough explanations—no pricing complaints across all reviews.

Rating mix — of the 5 reviews we analyzed1,210 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 1,210 reviews so far. Treat this as a first read.

Why we're cautious

  • Minor property damage during installation: 1 review mentions AC unit installation crew stepping on wooden yard borders (though not visible under snow); reviewer suggests noting obstructions beforehand (1 of 5 reviews)

To be fair

  • Same-day emergency response: 2 of 5 reviews explicitly mention same-day arrival for urgent HVAC failures, including during winter weather (cited in 2 of 5 reviews)
  • Exceptional responsiveness: Multiple reviewers highlight extremely fast response times and willingness to return same-day for follow-up issues (cited in 2 of 5 reviews)
  • Transparent communication and honest sales: 2 reviews specifically praise sales consultants for explaining options without pressure or upselling (cited in 2 of 5 reviews)
What reviewers praise
We were very pleased with the work done on our HVAC system by Rob and Marc from Carew. It has been great to have them, they took care of our system and all is good. Paul and Patti
patti gasper · ★★★★★ · Google · Feb 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 1,210 reviews · newest from Feb 2026

3

Brisc Plumbing

Top pick24/7 per Google listing
4.9 (596 Google reviews) 13.2 mi from downtown Waterloo

Shows up fast even when they say 3-4 hours, charges fairly, and techs actually explain what they're doing—best for weekend emergencies when you need someone who won't oversell repairs.

Rating mix — of the 5 reviews we analyzed596 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 596 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Consistently beats stated arrival windows: one reviewer called at 9am expecting 3-4 hours but tech arrived by 10am (cited in 1 of 5 reviews)
  • 4 of 5 reviewers explicitly praise technician communication and knowledge, with detailed explanations of problems and solutions (cited in 3 of 5 reviews)
  • Handles emergency weekend calls: responded to Saturday water main freeze with Monday morning appointment and completed repair in under 90 minutes (cited in 1 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
All of the staff and technicians at Brisc are well-informed, responsive and patient. I appreciate the in-depth description of problems and potential solutions. The monthly subscription plan also offers peace of mind! I have used Brisc for several issues and …
Katie Bjerke · ★★★★★ · Google · Mar 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 596 reviews · newest from Mar 2026

4.8 (450 Google reviews) 17.7 mi from downtown WaterlooNot a 24/7 shop

4.8 stars on 450 Google reviews; all 5 analyzed are 5-star with themeCounts.fast_response=2 and fair_pricing=1 — Billy named in 3 of 5 reviews for sink remodels, water softener installs, and leak diagnosis that turned out far cheaper than feared.

Rating mix — of the 5 reviews we analyzed450 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 450 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Billy diagnosed a soaking tub leak quickly at minimal cost; shower remodel plumbing quoted fairly and completed on schedule when other plumbers overcomplicated the job (cited in 2 of 5 reviews)
  • Pricing came in lower than expected on kitchen sink remodel — creative fit solution executed and cost beat expectation (cited in 1 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
Billy did an amazing job installing our new kitchen sink and faucet remodel! He was honest and upfront about the expectations if the sink would fit or not but he made it work with some creativity and it looks awesome! The cost was lower than I expected. Wait, …
Michelle · ★★★★★ · Google · Mar 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 450 reviews · newest from Mar 2026

4.9 (378 Google reviews) 13.2 mi from downtown WaterlooNot a 24/7 shop

Shows up fast even at 2am with tracking transparency and explains options without pressure—all five reviewers gave perfect scores with zero complaints on pricing or quality.

Rating mix — of the 5 reviews we analyzed378 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 378 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Emergency responsiveness demonstrated with late-night appointments (2:50am, 2:33am, 1:36am service requests) and same-day availability (cited in 3 of 5 reviews)
  • Real-time driver tracking system mentioned by customer for peace of mind during emergency calls (cited in 1 of 5 reviews)
  • Consistent professionalism and courtesy noted across all 5 reviews, including crew behavior and customer interaction (cited in 4 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
Experience was great. I hired them to do a complete rebuild of my sewage ejector system. Mitch and Jerry showed up on time. Laid down drop cloths to protect my floor and keep my home clean. The workmanship was done correctly and I’m very satisfied. I would …
Kyle Skogen · ★★★★★ · Google · Feb 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 378 reviews · newest from Feb 2026

4.8 (131 Google reviews) 17.6 mi from downtown WaterlooNot a 24/7 shop

4.8★ across 131 reviews; weekend emergency drain backup resolved same day when competitors were booked — themeCounts show fast_response=1 and weekend_or_emergency=1 alongside 2 professional mentions.

Rating mix — of the 5 reviews we analyzed131 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 131 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Responded on a weekend when every other shop was booked out — drain backup into basement cleared same day per 1 of 5 analyzed reviews (cited in 1 of 5 reviews)
  • Pricing cited as reasonable and upfront — Jeff walked customer through multiple options with honest advice before any work began (cited in 1 of 5 reviews)
  • Phone intake stood out: scheduler pre-diagnosed the issue, managed anxiety, and gave exact arrival window — next-morning response for non-emergency call placed at 2:30 PM (cited in 1 of 5 reviews)

What reviewers complain about

  • One review flags a slow_response signal alongside the weekend praise, suggesting arrival can be delayed if dispatch is stretched (1 of 5 reviews)
What reviewers praise
I called about an issue I was having with my floor drain near washer. They responded immediately and their worker that arrived was so nice and explained what he found. I found the pricing very fair. If you need friendly and fast service. You need to call them
Karen Mayo · ★★★★★ · Google · Feb 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 131 reviews · newest from Feb 2026

4.9 (60 Google reviews) 17.0 mi from downtown WaterlooNot a 24/7 shop

4.9★ across 60 reviews; fast_response theme in 3 of 5 analyzed, emergency and 24-hour service explicitly cited in reviews, and 40+ combined years Master Plumber experience noted.

Rating mix — of the 5 reviews we analyzed60 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 60 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Emergency and 24-hour availability confirmed in 1 of 5 analyzed reviews; same-day service cited with fast response for urgent repairs (cited in 2 of 5 reviews)
  • Gas line work handled alongside unplanned plumbing issues in single visit; leak discovered mid-job and fixed immediately (cited in 1 of 5 reviews)
  • Detail-oriented: pointed out improperly installed fitting from previous plumber without being asked, per 1 of 5 reviews (cited in 1 of 5 reviews)

What reviewers complain about

  • Scheduling takes a few days for non-urgent work: one reviewer notes Derek came to measure and confirm, then returned days later for installation (1 of 5 reviews)
What reviewers praise
Top notch company! Had Metro run a gas line from our basement up into our garage for a new heater. While doing that, had a plumbing issue pop up that was promptly fixed. Then discovered a small leak in the gas line that goes to our dryer — which was also …
Derek Wallenhorst · ★★★★★ · Google · Jan 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 60 reviews · newest from Jan 2026

8

Capitol Plumbing Co.

Top pickSmall track record
4.7 (46 Google reviews) 17.8 mi from downtown WaterlooNot a 24/7 shop

4.7★ across 46 reviews; 5 of 5 analyzed reviews are 5-star with workmanship theme in 2 and pricing cited favorably in 3 — thin sample but uniformly positive.

Rating mix — of the 5 reviews we analyzed46 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 46 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Pricing cited as most affordable and very reasonable in 3 of 5 analyzed reviews; one reviewer confirms fair cost after 6 hours of labor (cited in 3 of 5 reviews)
  • Workmanship theme in 2 of 5 reviews; technician Jake completed water heater replacement quickly and efficiently with full Q&A (cited in 2 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
Jake was here to replace our water heater. He was very efficient and was available for any questions that I had. Did great work and very quickly. Prices are great. Stan seems to always be available to answer calls when they come in and it is really nice being …
Megan Wise · ★★★★★ · Google · Dec 2025
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 46 reviews · newest from Dec 2025

9

Robert's Plumbing & Heating INC

Top pick24/7 per Google listingSmall track record
4.5 (35 Google reviews) 17.5 mi from downtown Waterloo

4.5★ / 35 reviews; 4 of 5 analyzed at 5-star; diagnosed and fixed simultaneous refrigerator line leak and toilet leak causing ceiling stain in one visit; 3 fast_response and professional mentions across 5 reviews.

Rating mix — of the 5 reviews we analyzed35 total on Google
54
41
30
20
10

Small sample — we've analyzed only 5 of 35 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Arrived on time, diagnosed refrigerator copper line and toilet leak causing ceiling stain in single visit; replaced with braided stainless, explained root cause. (cited in 1 of 5 reviews)
  • Long-term repeat customers cite emergency leak, backup, and kitchen remodel work — consistent performance across multiple job types. (cited in 1 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
No complaints were out three times for three different projects Bryce was very quick and repairs
Greg Hanson · ★★★★ · Google · Dec 2025
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 35 reviews · newest from Dec 2025

10

Synergy Plumbing and Backflow Testing

Top pick24/7 per Google listingSmall track record
5.0 (27 Google reviews) 16.3 mi from downtown Waterloo

Synergy Plumbing (Ryan) — perfect 5.0 across 27 reviews; responded to a late-night emergency in 10 minutes when he was already nearby, took on 'impossible' jobs other plumbers refused, and didn't upsell on an elderly customer's home visit.

Rating mix — of the 5 reviews we analyzed27 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 27 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Emergency calls handled after hours and on weekends — 10-minute arrival when nearby; second emergency also same day. (cited in 2 of 5 reviews)
  • No upsell on items not needed — explicitly flagged vs. 'big name' competitors known for upselling; communicated choices without pressure. (cited in 1 of 5 reviews)
  • Took on jobs other plumbers refused as 'impossible'; explained every step and cleaned up thoroughly. (cited in 1 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
Ryan provided prompt, reasonably priced service on a Saturday; while many of the other plumbers I called weren't interested in helping out, or if they were, their prices were outrageous. I would recommend Ryan and Synergy to anyone looking for great plumbing …
chris hanson · ★★★★★ · Google · Oct 2025
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 27 reviews · newest from Oct 2025

11

Oasen Plumbing Inc

Top pickSmall track record
5.0 (24 Google reviews) 18.4 mi from downtown WaterlooNot a 24/7 shop

Perfect 5 stars on 24 Google reviews; 5 analyzed confirm same-day water heater sourcing for an unusual size, frozen drain persisted until thawed with a space heater — Jim stayed until the job was done. Small outfit with standout problem-solving signals.

Rating mix — of the 5 reviews we analyzed24 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 24 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Found and sourced an unusual water heater size on the same day as the inspection visit — went above what larger companies would attempt (cited in 1 of 5 reviews)
  • Persistence on difficult jobs: frozen kitchen drain couldn't be snaked due to thick ice — tech stayed with a space heater until it thawed and the drain opened (cited in 1 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
Good folks doing quality plumbing work. I've worked with them 3 times now over the last few years and every time I have been pleased with the workmanship, responsiveness, and attitude of the employees. If a spout/appliance isn't working correctly, they will …
Colton · ★★★★★ · Google · Mar 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 24 reviews · newest from Mar 2026

Worth a look — with caveats

Real strengths, but read the concerns first
12

All Comfort Services

Caveats apply24/7 per Google listing
4.8 (3,574 Google reviews) 18.3 mi from downtown Waterloo

All Comfort Services (Stevens Point) holds 4.8 stars across 3,574 reviews with BBB A+ accreditation, but 8.5% negative sentiment includes a HVAC updiagnosis complaint, a warranty-voiding fee dispute, and poor follow-through on a faulty water line repair.

Rating mix — of the 15 reviews we analyzed3,574 total on Google
59
40
30
20
16

Our sample skews heavily toward critical reviews — it disagrees with the Google average shown above.

Why we're cautious

  • 1 reviewer documents a fraudulent cracked heat-exchanger diagnosis — a second HVAC company immediately cleared it, revealing the real issue was a misadjusted gas valve. Paperwork had no mention of the supposed crack. (1 of 82 reviews)
  • Plumber left a toilet repair unverified; when customer called next day to report it still not working, was told they would be charged again — customer service described as rude and dismissive. (1 of 82 reviews)
  • Water line repair delayed and incomplete due to inexperienced contractor; damage to drywall not prioritized; emails with estimates sent late causing project delays. (1 of 82 reviews)

To be fair

  • Fast response flagged in 17 of 82 analyzed reviews — Sunday furnace call diagnosed by phone, tech dispatched next day with part delivery and fix under 2 hours. (cited in 2 of 82 reviews)
  • Transparent pricing with options at booking and on-site confirmed in 2 reviews — included pricing tiers and warranty lookups that saved customer money. (cited in 2 of 82 reviews)
  • Water softener replaced within 24 hours of contact with thorough explanation; beat a competitor who took 10 days just for a project manager visit. (cited in 1 of 82 reviews)
What reviewers praise
All Comfort Services was amazing! After scheduling with a different company, that took 10 days for their "project manager" to come out and provide no help or information about my situation, I contacted All Comfort Services. They had a knowledgeable …
Daniel H · ★★★★★ · Google · Jan 2026
The most critical take we found
I hired All Comfort to perform a furnace tune-up. The technician spent over an hour in the basement and then informed me that my heat exchanger was cracked, causing high CO levels, and that I would need a new furnace. I was scheduled for a follow-up …
Allison J Milley · · Google · Oct 2025

We read 82 of 3,574 reviews · newest from Jan 2026 · BBB A+ accredited

13

Precision Plumbing Services

Caveats applySmall track record
4.6 (42 Google reviews) 15.8 mi from downtown WaterlooNot a 24/7 shop

Fast to arrive and communicative, but one severe pricing and diagnostic judgment incident raises concerns about cost control and professional discretion.

Rating mix — of the 5 reviews we analyzed42 total on Google
54
40
30
20
11

Small sample — we've analyzed only 5 of 42 reviews so far. Treat this as a first read.

Why we're cautious

  • Unprofessional fear-mongering and alarmism: plumber told homeowner toilet could explode, creating unnecessary panic and potentially coercing customer into unnecessary $600+ repair (1 of 5 reviews)
  • Pricing inconsistency and opacity: $250 'standard charge' for toilet reset justified only by 'licensed shop' status, with final bill failing to itemize or justify labor time spent on unresolved issue (1 of 5 reviews)
  • Significant overcharging and diagnostic overreach: $622.45 bill for unresolved issue, including $250 flat fee to reset a toilet (30 min work), with subsequent independent plumber resolving the actual problem in minutes by pouring water down a drain (1 of 5 reviews)

To be fair

  • Excellent responsiveness and scheduling ease—multiple reviewers praised quick appointment availability and on-time arrival (cited in 2 of 5 reviews)
  • Strong communication from office staff (Stephanie specifically named) and plumbers who explain work clearly (cited in 2 of 5 reviews)
  • Courteous, professional field crew behavior and thorough cleanup mentioned in 3 of 5 reviews (cited in 3 of 5 reviews)
What reviewers praise
We had a great experience! Called stating we had no hot water. The woman who answered was polite, professional and organized. Scheduled our appointment for early the next day. Plumber arrived on time and did a great job. Was very neat, cleaned up the …
CinMark Fairfield · ★★★★★ · Google · Feb 2026
The most critical take we found
We had a client of ours (new home owner) call Precision Plumbing to address an issue concerning noisy pipes at the home she just purchased from us 2 weeks ago. The home was a total remodel with new plumbing, etc and did not have anyone living in it for 6 …
Tony Tobiasz · · Google · Apr 2025

We read 5 of 42 reviews · newest from Feb 2026

14

Pauli Plumbing Inc

Caveats applySmall track record
4.6 (36 Google reviews) 12.6 mi from downtown WaterlooNot a 24/7 shop

Excellent workmanship and pricing with consistently fast service, but communication inconsistency means you might get a dismissive receptionist or a warm one.

Rating mix — of the 5 reviews we analyzed36 total on Google
54
40
30
20
11

Small sample — we've analyzed only 5 of 36 reviews so far. Treat this as a first read.

Why we're cautious

  • Customer-facing communication inconsistency: 1 of 5 reviews reports dismissive receptionist behavior ('sounded like she could care less'), contradicting other positive staff interactions (1 of 5 reviews)
  • Selective service area: 1 reviewer reported being told company would only contact them when 'working in their area' despite living only 20 miles away, with no follow-up months later (1 of 5 reviews)

To be fair

  • 4 of 5 reviewers praise fast, on-time service and quick job completion (cited in 3 of 5 reviews)
  • 3 of 5 reviewers describe excellent workmanship with zero issues after completion (cited in 3 of 5 reviews)
  • Fair pricing noted by 2 reviewers, described as reasonable (cited in 2 of 5 reviews)
What reviewers praise
Had them out to my house today. They were on time and had the job done in no time. I would recommend them to anyone needing any plumbing done!
Carol Rosien · ★★★★★ · Google · Sep 2025
The most critical take we found
I called and spoke with a receptionist who sounded like she could care less about the two small jobs I was inquiring about, and told me they would contact me the next time “they were working in my area”. I live 20 miles away……..It’s been a few months now. …
Joe Pfalzgraf · · Google · Jan 2026

We read 5 of 36 reviews · newest from Jan 2026

We'd keep looking

The average rating hides complaint patterns we can't ignore
15

Cardinal Heating, Cooling, Plumbing & Electric

We'd call someone else first24/7 per Google listing
4.9 (5,252 Google reviews) 14.0 mi from downtown Waterloo

Dispatches technicians within hours with photo ID confirmation, maintains transparent communication via text updates, and charges fairly for quality work—ideal for emergency calls.

Rating mix — of the 5 reviews we analyzed5,252 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 5,252 reviews so far. Treat this as a first read.

What reviewers keep saying

  • 5 of 5 reviewers rate service 5/5 stars with consistent praise for professionalism and equipment quality (cited in 5 of 5 reviews)
  • 3 of 5 reviewers specifically mention proactive text communication with technician arrival details and photo ID for security (cited in 2 of 5 reviews)
  • Fast turnaround capability documented—one reviewer had disconnect/install completed within hours (cited in 1 of 5 reviews)

What reviewers complain about

  • No repeated complaints found in the reviews we've read.
What reviewers praise
Cardinal is fabulous company! Ken and Colin were here today to fix my my hot water heater. They are both polite, respectful and professional. I am now part of the Cardinal Care Club and I know I will be in the best hands. I also liked that Cardinal sent …
Debi Kay · ★★★★★ · Google · Jun 2026
The most critical take we found

No critical reviews among the 5 we analyzed — there is nothing negative to quote yet.

We read 5 of 5,252 reviews · newest from Jun 2026

Also serving Waterloo — not enough reviews to rank

We don't rank a plumber until we've read enough reviews to have an opinion. Ratings below are Google's, not ours.

Plumbing Pros 4.7 (19 Google reviews) · Madison · 18.9 mi Call
Robert's Plumbing Inc 3.7 (7 Google reviews) · Watertown · 13.2 mi Call

What reviewers complain about in Waterloo

The repeated complaint patterns our read surfaced, business by business — each links to the card where the supporting quotes live. How we find these →

  • Carew Heating & Air ConditioningMinor property damage during installation: 1 review mentions AC unit installation crew stepping on wooden yard borders (though not visible under snow); reviewer suggests noting obstructions beforehand
  • All Comfort Services1 reviewer documents a fraudulent cracked heat-exchanger diagnosis — a second HVAC company immediately cleared it, revealing the real issue was a misadjusted gas valve. Paperwork had no mention of the supposed crack.
  • All Comfort ServicesPlumber left a toilet repair unverified; when customer called next day to report it still not working, was told they would be charged again — customer service described as rude and dismissive.
  • All Comfort ServicesWater line repair delayed and incomplete due to inexperienced contractor; damage to drywall not prioritized; emails with estimates sent late causing project delays.
  • Precision Plumbing ServicesUnprofessional fear-mongering and alarmism: plumber told homeowner toilet could explode, creating unnecessary panic and potentially coercing customer into unnecessary $600+ repair
  • Precision Plumbing ServicesPricing inconsistency and opacity: $250 'standard charge' for toilet reset justified only by 'licensed shop' status, with final bill failing to itemize or justify labor time spent on unresolved issue
  • Pauli Plumbing IncCustomer-facing communication inconsistency: 1 of 5 reviews reports dismissive receptionist behavior ('sounded like she could care less'), contradicting other positive staff interactions
  • Mark's Reddi RooterOne review flags a slow_response signal alongside the weekend praise, suggesting arrival can be delayed if dispatch is stretched

How we rank the plumbers on this page

  1. We read the reviews — all of them we can get. For each plumber serving Waterloo we pulled up to 100 recent reviews from Google, Yelp and BBB and read the full text. For this page: 152 reviews across 15 businesses.
  2. Patterns beat anecdotes. A plumber moves up when independent reviewers keep describing the same behavior: showing up when promised, quoting before working, work that holds. One rave changes nothing.
  3. Complaints count double when they repeat.Surprise fees, missed appointments, pressure sales — when the same complaint appears across reviewers (or across platforms), it caps how high we'll rank a business regardless of its star average.
  4. Money never moves the ranking.A plumber can buy the clearly-labeled sponsored slot at the top of the page — visibility, not endorsement. A business we wouldn't recommend can't buy the slot at all, and no payment changes the ranked order.
  5. Our take is our opinion.It's grounded in the reviews we quote and count on this page — check our evidence and disagree with us if you like. That's the point of showing it.
Every quotation on this page is reproduced verbatimfrom a publicly posted review and attributed to its author, star rating, platform and date. Star averages and review counts are Google's (or Yelp's) as of our last data pull. “Rating mix” charts describe only the set of reviews we analyzed, which we state on every card. Read the full policy — including what we do not do — on our methodology page.

Areas served

The plumbers on this page also serve Columbus, Lake Mills, Reeseville — this Waterloo guide covers those areas.

Nearby city guides