FastPlumber near me

The 11 24/7 plumbers serving Marengo

These 11 plumbers list 24/7 hours on their Google profiles — a claim they publish, not something we tested. We read 692 of their reviews for what actually happens after hours: where reviewers describe a real 2 a.m. call, that evidence is quoted below; where no review mentions after-hours response either way, the card says that too. Rankings are not for sale.

Updated Jul 11, 202620-mile radius of downtown MarengoHow 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: 692 reviews across 11 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 ↓

Before you call anyone: shut off your main water valve. Then start at the top — every card is one tap to call. Not urgent? See all ranked plumbers in Marengo

Our top picks

Consistent evidence of showing up, honest pricing, and work that lasts
1

Black Diamond Plumbing & Mechanical Inc.

Top pick24/7 per Google listing
4.9 (6,632 Google reviews) 16.6 mi from downtown Marengo

Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.

4.9-star BBB A+ accredited multi-trade (6,632 reviews); workmanship theme in 22 of 81 analyzed reviews and midnight emergency dispatch confirmed, but 2 reviewers cite higher-than-expected pricing.

Rating mix — of the 15 reviews we analyzed6,632 total on Google
512
40
30
20
13

What reviewers keep saying

  • Midnight emergency call answered and technician on-site first thing in the morning at a cost reviewers describe as very reasonable. (cited in 1 of 81 reviews)
  • Loyal customers cite consistent technicians and no staff turnover over multiple years — same techs returning for repeat service across furnace, A/C, disposal, and water heater work. (cited in 1 of 81 reviews)
  • Methodical technician approach praised: Mario resolved kitchen drain issue to best of abilities; Zach identified well-water contamination root cause and fixed it proactively. (cited in 2 of 81 reviews)

What reviewers complain about

  • Pricing runs high for some jobs: water heater replacement described as 'a little more expensive than we wanted' (T67wSj1SQsT5kdte4Huz) — expensive theme flagged in 2 of 81 analyzed reviews. (1 of 81 reviews)
What reviewers praise
I called Black diamond,about having my kitchen drain cleaned. Mario,was the plumbing technician who arrived on time. He looked over the situation,and got to work. He took great care in making sure my issue was resolved to the best of his abilities. I would …
James Mashinter · ★★★★★ · Google · Mar 2026
The most critical take we found
Two years in a row, Black Diamond tells me I have a leak in my AC. In 2025, they told me the leak was fixed and system recharged. Come to find out during my 2026 annual tuneup that there’s a leak that needs to be fixed and the system will need to be …
Mike · · Google · May 2026

We read 81 of 6,632 reviews · newest from Mar 2026 · BBB A+ accredited

2

Dundee Services Inc

Top pick24/7 per Google listing
5.0 (85 Google reviews) 19.3 mi from downtown Marengo

Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.

Small operator (Peter) with a perfect 5.0 across 85 Google reviews — but evidence quotes are heavily HVAC (AC, furnace, boiler), not plumbing. Reviewers cite short-notice arrivals, fair pricing, and a Sunday-morning holiday-weekend save. No BBB accreditation on file.

Rating mix — of the 15 reviews we analyzed85 total on Google
515
40
30
20
10

What reviewers keep saying

  • Peter showed up on very short notice and corrected the problem quickly at a fair price (cited in 2 of 71 reviews)
  • Came out Sunday morning of a holiday weekend after an SOS call to get a customer's AC running again (cited in 1 of 71 reviews)
  • Spent three days problem-solving an old AC system and kept the customer updated by call throughout (cited in 1 of 71 reviews)

What reviewers complain about

  • Most cited work in the evidence quotes is HVAC (AC, furnace, boiler, ducts) rather than plumbing — limited plumbing-specific track record visible (4 of 71 reviews)
  • One emergency call took 2 hours for Peter to arrive on site before evaluation could begin (1 of 71 reviews)
What reviewers praise
My company Safe Harbor Realty used Dundee for emergency heat situations in Arlington Heights And other suburbs. He was very quick to respond. The call was professional, prompt and he has and was and is very reliable. We still use him to this day and are very …
Kristina Morales · ★★★★★ · Google · Dec 2021
The most critical take we found

No critical reviews among the 15 we analyzed — there is nothing negative to quote yet.

We read 71 of 85 reviews · newest from Dec 2021

3

Hansen Heating, Plumbing & Air

Top pick24/7 per Google listing
4.9 (254 Google reviews)4.3 on Yelp (16) 11.3 mi from downtown Marengo

Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.

4.9★ across 254 reviews; water-heater mentioned 14 times and fast_response in 18 of 100 analyzed reviews, with weekend/emergency coverage confirmed; one 1-star review documents 3 consecutive Bradford White water heater installation failures over 6 years.

Rating mix — of the 15 reviews we analyzed254 total on Google
510
40
30
20
15

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

Why we're cautious

  • Documented water heater installation errors: Bradford White heater replaced 3 times in 6 years, each failing; manufacturer told customer Hansen was not installing them correctly. Tech Shane cited as rude when questioned. (1 of 100 reviews)
  • Water heater installation quality disputed: 1-star reviewer reports 3 failed Bradford White installs over 6 years; manufacturer confirmed incorrect installation technique, including exhaust pitched without incline causing water buildup. (1 of 100 reviews)

To be fair

  • fast_response cited in 18 of 100 analyzed reviews — highest single theme count; same-day calls honored even on Sundays with upfront pricing for weekend surcharges. (cited in 3 of 100 reviews)
  • workmanship praised in 20 of 100 reviews; technicians explain findings, show customers the problem, and clean up after completing work. (cited in 3 of 100 reviews)
  • Weekend and evening emergency coverage confirmed: sewer backup resolved on a Friday evening; furnace failure handled on a Sunday with transparent cost disclosure. (cited in 2 of 100 reviews)
What reviewers praise
Bruce did a great job today. He explained everything he did and cleaned up after him self. Great job Bruce.
Harold Oelkers · ★★★★★ · Google · Dec 2025
The most critical take we found
Very poor installation and service on our water heaters. They replaced a Bradford White water heater in our house 3 times over 6 years, and each one failed. When I talked with the manufacturer of the water heater, they said Hansen was not installing them …
Tom Vedder · · Google · Dec 2025

We read 100 of 254 reviews · newest from Dec 2025

Worth a look — with caveats

Real strengths, but read the concerns first
4

ASAP Plumbing

Caveats apply24/7 per Google listing
4.9 (437 Google reviews) 9.2 mi from downtown Marengo

Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.

437 Google reviews at 4.9 stars and BBB-accredited A+. 25 of 90 analyzed reviews call out fast response; water heater (11) and emergency calls (4) are common jobs. But 16 reviews mention pricing and at least one customer was charged $877 for a misdiagnosed leak.

Rating mix — of the 15 reviews we analyzed437 total on Google
59
40
31
21
14

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

Why we're cautious

  • One customer was charged $877 for a drain fix that turned out to be a shower-pan issue — second tech corrected the diagnosis less than two weeks later (1 of 90 reviews)
  • Pricing complaints are surfacing — 16 reviews mention cost, with one longtime customer saying prices are up 600% as the company has grown (1 of 90 reviews)
  • Scheduling and job-completion timing have slipped — same reviewer notes getting a job done on time is challenging (1 of 90 reviews)

To be fair

  • 25 of 90 analyzed reviews cite fast response — one customer had a tech on-site within 30 minutes of calling (cited in 3 of 90 reviews)
  • Burst-pipe emergency call handled same-day — manager personally arranged a tech after-hours (cited in 1 of 90 reviews)
  • Water heater replacements (11 mentions) and gas-line work are repeat strengths — techs called out by name (Bajro Menzil, Luise) (cited in 2 of 90 reviews)
What reviewers praise
Working with ASAP is one of the Most Professional and caring Team I have ever worked with. Moving forward I will never need to call anyone else. Thank you so much for everything!
Tim Peters · ★★★★★ · Google · May 2026
The most critical take we found
Buyer beware, my mistake of accepting promised work without getting it in writing. Then when I agreed to concede and have them fix a shower that wasn’t working, it was misdiagnosed by them as a diverter issue. I was charged over $600 for mineral clog on the …
jonna bieber · · Google · May 2026

We read 90 of 437 reviews · newest from May 2026 · BBB A+ accredited

5

Tidy Tank Plumbing, Sewer, and Septic

Caveats apply24/7 per Google listing
4.9 (1,131 Google reviews)3.9 on Yelp (43) 16.1 mi from downtown Marengo

Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.

4.9★ across 1131 reviews and a BBB A+, but a recurring pricing complaint runs through the negatives: $521 for a 1-hour faucet reconnect and $600+ to swap a customer-supplied spigot.

Rating mix — of the 15 reviews we analyzed1,131 total on Google
58
40
30
21
16

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

Why we're cautious

  • Surprise/high plumbing fees recur in negatives: one reviewer charged a $129 service fee with 'nothing' done, another $521 for a 1-hour faucet job (2 of 100 reviews)
  • A long-time pumping customer reports a scheduled, reminder-confirmed job was abandoned the day of the work (1 of 100 reviews)
  • Multiple 1-star reviews dispute plumbing pricing: $521 for a one-hour faucet reconnect and over $600 to install a customer-supplied spigot (2 of 100 reviews)

To be fair

  • 45-minute arrival on a broken sump pump line with no upsell pressure (fast_response cited 12 times) (cited in 2 of 100 reviews)
  • Reviewers note clear explanations and photo-documented invoices on septic work (cited in 2 of 100 reviews)
  • Accommodated a weekend septic emergency by sending the last technician on the road (cited in 1 of 100 reviews)
What reviewers praise
I called Tidy Tank plumbing because my sump pump line broke. Dan was here within 45 minutes. He looked at the obvious issue but then investigated further to make sure that there were no other related issues such as frozen drain lines, etc. He went through all …
Terry A · ★★★★★ · Google · Jan 2026
The most critical take we found
Ron's Tidy Tank managed to ruin a good customer relationship. We had been super happy with Ron's pumping service since we moved here almost 4 years ago. Recently we needed to have some emergency repairs done and they came out for a prompt estimate and …
Gina W. · · Yelp · Dec 2020

We read 100 of 1,131 reviews · newest from Jan 2026

4.9 (306 Google reviews)4.3 on Yelp (16) 0.8 mi from downtown Marengo

Advertises 24-hour service on its Google profile — no reviews we analyzed mention after-hours response either way.

4.9★ across 306 reviews with 95/99 analyzed rated 5★; fast_response cited 15 times and workmanship 15 times, but 2 Yelp reviewers document repeated no-show scheduling failures spanning multiple days.

Rating mix — of the 15 reviews we analyzed306 total on Google
512
40
30
20
13

Why we're cautious

  • Two documented multi-day scheduling failures (2018 and 2024): customers told tech would arrive, no call and no show each day, with staff providing conflicting explanations. (2 of 99 reviews)
  • Unprofessional conduct tagged in 2 reviews alongside a 2024 1-star report of dispatcher providing phone number that didn't match customer's; management disorganization cited. (1 of 99 reviews)
  • Scheduling reliability flagged in 2 Yelp reviews: technicians no-showed without calls, then provided false explanations; no-call no-show pattern repeated over 3+ days. (2 of 99 reviews)

To be fair

  • Workmanship praised in 15 of 99 analyzed reviews; technicians described as thorough, knowledgeable, and detail-oriented across HVAC and plumbing work. (cited in 3 of 99 reviews)
  • Fast response signaled in 15 of 99 reviews; same-day-plumber mentioned 7 times; office proactively calls customers before tech arrival. (cited in 3 of 99 reviews)
  • Pricing rated fair in 5 reviews; plumber-cost mentioned 14 times and cheap-plumber 9 times, indicating consistent affordability perception. (cited in 1 of 99 reviews)
What reviewers praise
Just wanted a fall check-up and cleaning. Making the appointment was handled courteously. When the service man was delayed arriving the office called to let us know he would be late and would I like to reschedule or wait an hour for him to arrive. …
P W. · ★★★★★ · Yelp · Nov 2014
The most critical take we found
I had used AM at my other home with no problems so when I moved to a newly constructed 2 bedroom 1 bath fully carpeted basement apartment in my son's home I called them about the possibility of a dehumidifier on the brand new furnace. They assigned Rep 1 and …
Lindy T. · · Yelp · Nov 2018

We read 99 of 306 reviews · newest from Nov 2014

7

Roto-Rooter Plumbing & Water Cleanup

Caveats apply24/7 per Google listing
4.9 (1,156 Google reviews) 15.9 mi from downtown Marengo

Advertises 24-hour service on its Google profile — no reviews we analyzed mention after-hours response either way.

5 of 5 analyzed reviews are 5-star; sewer/drain work in 2 reviews with teams spending 5+ hours on root intrusion — solid for main-line jobs, but thin evidence base (5 of 1,156 total reviews analyzed).

Rating mix — of the 5 reviews we analyzed1,156 total on Google
55
40
30
20
10

Small sample — we've analyzed only 5 of 1,156 reviews so far. Treat this as a first read.

What reviewers keep saying

  • Sewer line root intrusion handled thoroughly in 2 reviews — teams ran pipes multiple times to guarantee full clearance, not just symptom relief. (cited in 2 of 5 reviews)
  • Professional theme in 4 of 5 reviews; technicians consistently cited for explaining causes and preventive steps, not just fixing the immediate issue. (cited in 4 of 5 reviews)

What reviewers complain about

  • Pricing flagged as 'a bit steep' (around $700+) in one review for root-clearing work that required multiple passes — cost could surprise budget-conscious customers. (1 of 5 reviews)
What reviewers praise
Bruno & Steve were very helpful not only at talking me through what caused our main line slowness/backup, but also daily preventative measures. We were also able to talk through bigger picture needs down the line. Our home is an investment, and they were easy …
Mary Hawkins · ★★★★★ · 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 1,156 reviews · newest from Feb 2026

8

Complete Plumbing Services, Inc.

Caveats apply24/7 per Google listingSmall track record
4.8 (21 Google reviews) 10.9 mi from downtown Marengo

Advertises 24-hour service on its Google profile — no reviews we analyzed mention after-hours response either way.

4.8★ across 21 reviews; 15 of 16 analyzed are 5★ — multi-year repeat customers cite water heater installs at fair prices, sewer/sump pump work, and detailed written estimates; one ghost incident on a quote request flagged.

Rating mix — of the 15 reviews we analyzed21 total on Google
514
40
30
20
11

Why we're cautious

  • With only 21 reviews, the single ghost incident (0VlrSFMJSda0dffazsdV: ghosted twice since August) represents a pattern worth flagging for new customers needing timely quotes (1 of 16 reviews)
  • Unresponsive to quote requests at times: one reviewer was ghosted twice over a 3-month period when seeking a water heater replacement quote (1 of 16 reviews)

To be fair

  • Repeat customers across 5-6 service calls confirm consistent quality; water heater replacement cited as 'very professional, for a fair price' with zero problems (cited in 1 of 16 reviews)
  • Detailed written estimates with multiple options; came in under estimated hours on at least one job, reducing final cost (cited in 1 of 16 reviews)
  • Owner Tina personally followed up post-job; went above scope to research and connect customer with a specialist for a service they couldn't handle (cited in 1 of 16 reviews)
What reviewers praise
Replaced sewer ejector pump. Nick did a great job. Very professional and friendly.
Craig Nelson · ★★★★★ · Google · Dec 2020
The most critical take we found
Have been trying to get a quote for a water heater replacement since August 3rd and have been ghosted twice now. I will take my business elsewhere.
Anna Hauck · · Google · Oct 2023

We read 16 of 21 reviews · newest from Dec 2020

9

Suburban Sewer & Septic Inc.

Caveats apply24/7 per Google listingSmall track record
4.8 (48 Google reviews)4.3 on Yelp (10) 3.9 mi from downtown Marengo

Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.

4.8 stars, 48 reviews, BBB A+ accredited — sewer-line specialty with 19 service mentions; midnight callout confirmed; 1-star review cites incomplete water-jetting leaving debris that caused a second overflow.

Rating mix — of the 15 reviews we analyzed48 total on Google
511
40
30
22
12

Why we're cautious

  • Incomplete water-jetting on cast-iron sewer pipe led to repeat overflow — reviewer states crew 'did not bring proper equipment' on first visit and did not jet full length on second visit (MJ0Q4PT7eX4zvqIO0bRo; reviewConsistency=0.75, sentiment.negative=0.093). (1 of 54 reviews)
  • One reviewer (1-star) reports first call came without proper equipment; second call cleared pipe but skipped full-length water-jetting, leaving debris that caused sewer overflow again (1 of 12 analyzed reviews). (1 of 54 reviews)

To be fair

  • Sewer-line clog resolved in one hour; similar job at a competitor took 3 days at 4x the cost (zOliMx9mdLqlCiL5axdF — 1 of 12 analyzed reviews). (cited in 1 of 54 reviews)
  • Kyle came out at midnight to confirm a broken waste line; crew returned next day to fix — weekend_or_emergency=5 of 54 analyzed reviews. (cited in 1 of 54 reviews)
  • Called Sunday afternoon, crew arrived Monday morning — same-day-plumber=7 of 54 analyzed reviews; fast_response=9 of 54. (cited in 2 of 54 reviews)
What reviewers praise
Excellent and fast service during the holiday season! Very informative and helpful! Would highly recommend!
Mitch Cater · ★★★★★ · Google · Dec 2015
The most critical take we found
Totally not dependable. 1st call -did not bring proper equipment. second call - routed out old cast iron pipe but did not water jet the entire length which made for overflowed sewer again because of debris left in the pipe. Would not recommend. Not …
Gary Esterling · · Google · Oct 2025

We read 54 of 48 reviews · newest from Dec 2015 · BBB A+ accredited

10

JB Plumbing

Caveats apply24/7 per Google listingSmall track record
4.8 (16 Google reviews) 9.6 mi from downtown Marengo

Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.

4.8 stars across 16 reviews — owner Jim diagnoses fast, passes savings to customer when job is easier than quoted, and covers water heaters, drains, toilets, and sump pumps.

Rating mix — of the 13 reviews we analyzed16 total on Google
512
40
30
21
10

Why we're cautious

  • Rodding incomplete — drain reclogged within 4 months per 1-star review (ESCGAm8gWyyf4zdMEKv7); with only 13 reviews analyzed, single quality failure warrants flagging. (1 of 13 reviews)
  • 1 of 13 reviews (rating=2) reports line reclogged in under 4 months after rodding and excessive fee for ~30 min work. (1 of 13 reviews)

To be fair

  • Owner voluntarily reduces price when job is simpler than quoted — 1 of 13 analyzed reviews documents this directly (themeCounts.fast_response=3). (cited in 1 of 13 reviews)
  • 45-minute emergency arrival cited in 1 of 13 reviews; themeCounts.professional=7 reflects consistent quality across the analyzed set. (cited in 2 of 13 reviews)
What reviewers praise
When my drain pipe from the kitchen sink decided to rust out, I scrambled and called a plumber who never showed. A second plumber was hired, only to place a coupling on the pipe, charge me an insane amount of money and called it a day. Two days later, water …
Tanya B · ★★★★★ · Google · Dec 2021
The most critical take we found
Would not recommend for rodding a slow line. Excessive fee for about 1/2 hour of work and line was clogged again in less that 4 months (previous rodding by other would last at least a year).
Cheryl Lutz · ★★ · Google · Mar 2023

We read 13 of 16 reviews · newest from Dec 2021

11

Cork's Plumbing, Heating, & Cooling

Caveats apply24/7 per Google listing
4.7 (67 Google reviews)1.8 on Yelp (5) 10.2 mi from downtown Marengo

Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.

4.7★ across 67 reviews; owner Frank responded within 2 hours on a Saturday; no emergency service fee confirmed; 9 of 63 reviews are 1-star, including no-show and unreturned call complaints.

Rating mix — of the 15 reviews we analyzed67 total on Google
510
40
30
20
15

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

Why we're cautious

  • 1-star review describes 2 months of no-shows and broken promises despite repeated contact with owner; pattern of ignoring customers once A/C was determined to not need full replacement. (2 of 63 reviews)
  • Yelp 1-star review describes owner as 'a liar and a thief' who kept a $2,000 rebate and took months to complete a $14,000 HVAC install while requesting advance payment for payroll. (1 of 63 reviews)
  • slow_response in 2 of 63 reviews; 1 reviewer tried to schedule service for 2 months with multiple no-shows and no callbacks despite speaking with owner. (1 of 63 reviews)

To be fair

  • Owner responded within minutes on a Saturday and on-site within 2 hours; Sunday morning leaky toilet fixed with no emergency service fee charged. (cited in 2 of 63 reviews)
  • fair_pricing theme in 3 of 63 reviews; kitchen countertop disconnect/reconnect priced well below competing quote from the countertop installer. (cited in 2 of 63 reviews)
What reviewers praise
The owner, Frank, responded within minutes to my call on a Saturday morning and was on site within 2 hours. Great work and fairly priced. Thanks Frank!
Kay Eilers · ★★★★★ · Google · Dec 2021
The most critical take we found
Absolutely do not do business with this man not matter what name he hangs his shingle as. He is a liar and a thief! His father was a good honest man and Shane ran is business into the ground and now goes by Schwartz and Co. heating and cooling. He told us …
Kay W. · · Yelp · Dec 2024

We read 63 of 67 reviews · newest from Dec 2024 · BBB A+ accredited

How we rank the plumbers on this page

  1. We read the reviews — all of them we can get. For each plumber serving Marengo we pulled up to 100 recent reviews from Google, Yelp and BBB and read the full text. For this page: 692 reviews across 11 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.

Nearby city guides