Intelligent Service: Plumbing, Heating, Cooling & Drain Cleaning
Plumber · Mundelein, IL · Open 24 hours per Google listing
Our verdict
4.9 stars across 68 reviews with 63 five-star ratings; fast_response cited 12 times and workmanship 12 times, but 2 of 68 reviews flag overpricing and 1 documents an hour-long upsell pitch.
Scores are our editorial reading of published customer reviews — not a verification, license check, or guarantee.
Our opinion, based on the 68 reviews we analyzed from Google, Yelp and BBB · Analysis updated Jun 2026 · How we decide ↗
Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.
What reviewers praise
fast_response theme in 12 of 68 reviews; technicians arrive on time and complete work same appointment per multiple reviewers
1 cited review
“My heat went out, and they got back to me on Sunday and scheduled an appointment for Monday morning, first thing. Geo, their service technician, was excellent and helped me understand what was wrong with my furnace and walked me through their solution to fix it.”
Cited in 2 of the 68 reviews we analyzed — 1 cited review not excerpted here.
Transparent, no-hidden-fees pricing cited explicitly — fair pricing with no surprises noted in 2 of 68 reviews
1 cited review
“The pricing was transparent and fair, with no hidden fees or surprises.”
Cited in 2 of the 68 reviews we analyzed — 1 cited review not excerpted here.
Long-term client retention: two reviewers reference 10–16 years of repeat use, citing consistent workmanship and problem resolution
1 cited review
“It could have been an expensive fix given the old piping and framing of the house, but our service technician worked with us to carefully fix the problem without structural damage. This level of expertise and service is invaluable.”
Cited in 2 of the 68 reviews we analyzed — 1 cited review not excerpted here.
What reviewers report — the concerns
Other directories bury these. We think you should read them before you call. Every concern below comes from the reviews it cites.
Red flag
Upsell pressure during quote visit documented: 1 reviewer explicitly compared to 'overpriced and sales pushers' category alongside ABC and 4 Seasons plumbing
“Tech came out to review my request and give me a quote. That took 15 minutes. I then listened to over an hour sales pitch for home filtration systems... Called another plumber 2 days later and recd a quote in 20 minutes for $400 cheaper.....”
1-star reviewer reported an unsolicited 1-hour+ sales pitch for home filtration during a quote visit, and received a competing quote $400 cheaper — overpricing flagged in 2 of 68 reviews
“Tech came out to review my request and give me a quote. That took 15 minutes. I then listened to over an hour sales pitch for home filtration systems... Called another plumber 2 days later and recd a quote in 20 minutes for $400 cheaper.....”
Keep it in proportion: these concerns are cited in 1 of the 68 reviews we analyzed. Most reviewers report positive experiences — see the full rating picture below.
The evidence — in reviewers' own words
Critical
“Unfortunately, it was a disappointing experience. I called several different companies to have my sewer drain rodded out as a routine maintenance job, no emergency, water backed up. After receiving the best price from intelligence plumbing, I scheduled an appointment. Upon arrival, the technician, Chris, who was great by the way, informed me that he was here to do an inspection, not the rodding service. It was then …”
Positive
“Very professional and friendly.”
“Honest guys... They deliver the hard truth. Which is what everyone needs when it comes to large plumbing projects.”
Quotes are reproduced verbatim from public reviews on the platforms shown; we select which to feature, and selection reflects our editorial judgment. Report a quote that doesn't match its source ↗
The rating picture
Newest review in our sample: Dec 2025.
Across platforms
Should you hire Intelligent Service: Plumbing, Heating, Cooling & Drain Cleaning?
Best for
- Emergency and same-day calls
Hire if
- You need a plumber who actually shows up when scheduled
- You need high-quality work that holds up over time
Think twice if
- You need rock-bottom prices with zero flexibility on the quote
- You need detailed walkthroughs and written estimates before work starts
Advice derived from the review analysis above — how we decide.
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Find plumbers near you
Intelligent Service: Plumbing, Heating, Cooling & Drain Cleaningisn't in one of our ranked city guides yet — the nearest covered markets are below.
Nearby: Libertyville · Algonquin · Bristol