Zimmerman Plumbing, Heating & Air Conditioning, Inc.
Plumber · Harrisburg, PA
Our verdict
Exceptional workmanship and emergency response when they accept the call, but may refuse service without a preventive maintenance agreement—a critical gatekeeper issue at 2am.
Scores are our editorial reading of published customer reviews — not a verification, license check, or guarantee.
Ranked #5 of 12 plumbers we've reviewed in Harrisburg, PA · compare all →
Our opinion, based on the 5 reviews we analyzed from Google, Yelp and BBB · Analysis updated Jun 2026 · How we decide ↗
Only 5 reviews analyzed — treat this assessment as a first impression, not a track record.
What reviewers praise
Expert-level workmanship: 3 of 5 reviewers explicitly praise technical skill, diagnostics, and quality of repairs
2 cited reviews
“He was very knowledgeable, professional, and detailed oriented.”
“their workmanship and Service is top-notch - the best I've ever come across”
Cited in 3 of the 5 reviews we analyzed — 1 cited review not excerpted here.
Strong emergency response when engaged: Two reviews detail fast after-hours availability, same-night guidance, and next-morning technician dispatch, including holiday availability
Cited in 1 of the 5 reviews we analyzed.
Technicians go above and beyond: Multiple reviews highlight extra education, testing, extended on-site work, and friendliness
Cited in 2 of the 5 reviews we analyzed.
Repeat customer loyalty: One reviewer called Zimmerman three times and reports consistent quality
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
Critical gatekeeper issue: One of 5 reviews documents refusal to dispatch for emergency water outage on Saturday morning because customer lacked preventive maintenance agreement; receptionist was dismissive and only offered service a week later
“couldn't send out anyone because we do not have preventive maintenance agreement”
Pricing is premium: One reviewer notes 'not cheap' despite acknowledging top-tier quality
“their workmanship and Service is top-notch - the best I've ever come across”
Keep it in proportion: these concerns are cited in 2 of the 5 reviews we analyzed. Most reviewers report positive experiences — see the full rating picture below.
The evidence — in reviewers' own words
Critical
“Called on an early Saturday morning asking if they provide emergency services due to water not working. The receptionist indicated they couldn’t send out anyone because we do not have a preventive maintenance agreement with them. Receptionist was more concerned about pointing out that we last used their services in 2018 and inquired what service provider we have used in all the past years. I explained that …”
Positive
“Paul did a fantastic job investigating and finding the source of a slow water leak showing up on our basement ceiling. He was able locate the leak, determine the best approach to repairing the leak with the least amount of material and time. He was able to repair the leak by replacing part of the drainpipe where the leak occurred. He was very knowledgeable, professional, and detailed oriented. This is the third time …”
“Zimmerman had installed both the water heater & HVAC unit in the house my wife & I recently purchased. We scheduled a regular maintenance with Zimmerman to ensure our HVAC unit was running well, as the natural gas HVAC system was new to us (previously had electric). Ed, our technician, was super helpful, educational, & informational. He went above & beyond to both service the unit, and also educate & inform us on …”
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
Small sample — we've analyzed only 5 of 1,587 reviews so far. Treat this as a first read.
Newest review in our sample: May 2026.
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Nearby: Harrisburg · Carlisle · Halifax