ServiceAgent
SEWER & MAIN LINE PLUMBING·4 min read
Headshot of Sarah Mitchell
Written by Sarah Mitchell
Headshot of Robert Sullivan
Reviewed by Robert Sullivan, Plumbing Industry Expert

Last updated June 13, 2026

Sewer & Main Line Plumbing in Cincinnati, Ohio: 15 Top Pros (2026)

15 verified sewer & main line plumbing providers in Cincinnati, ranked by ServiceAgent Score. Sewer line repair + replacement. Compare response times, ratings, and pricing - and request a quote in minutes.

✓ MethodologyEditorial teamFree directory, no pay-to-rank
Cincinnati · Plumbing
Cincinnati · Plumbing
ServiceAgent · Directory

TL;DR

  • 15 sewer & main line plumbing providers match in Cincinnati, Ohio.
  • Top pick: Schneller Knochelmann Plumbing, Heating & Air Conditioning (ServiceAgent Score 8.5/10).
  • Median ServiceAgent Score: 8.1/10.
  • 0 owner-verified listings.
  • Filtered for Sewer & Main Line: sewer line repair + replacement.

Why trust this list

This page narrows the full Cincinnati plumbing directory to providers that explicitly serve sewer & main line requests. We surfaced them by scanning provider categories, service tags, and review text for relevant signals.

If you're looking at this page, you probably need sewer & main line plumbing now - so we've ordered the list by composite ServiceAgent Score and surfaced the response-time indicator on every card. Call the top three; the first to pick up usually wins the job.

At-a-glance: top 11 plumbing pros in Cincinnati

Compare the top picks side-by-side. Full reviews of each below.

#ProviderSA Score
#1Schneller Knochelmann Plumbing, Heating & Air Conditioning8.5
#2Halpin Plumbing Inc8.5
#3Roto-Rooter Plumbing & Water Cleanup8.4
#4Benjamin Franklin Plumbing of Cincinnati8.4
#5Plumb Tite Plumbing & Drains8.4
#6Nieman Plumbing8.4
#7Mr. Rooter Plumbing of Greater Cincinnati8.2
#8Hofmeyer Max Plumbing Co Inc8.2
#9Herrmann Services8.0
#10Tarvin Plumbing8.0
#11Zins Plumbing7.9

SA Score = ServiceAgent composite (0–10). Tap a row number to jump to the full review.

How we chose these

Same scoring engine as the main Cincinnati plumbing ranking, with an additional filter step: we look for Sewer & Main Line signals in each provider's business categories, service tags, and recent review text.

When the Sewer & Main Line filter would surface fewer than five providers, we fall back to showing top-rated plumbing pros generally - they are far more likely to handle sewer & main line work than an unrated provider would be.

Full formula on the methodology page.

15 Best Plumbing Companies Ranked

Ranked by composite ServiceAgent Score. 15 verified businesses match.

Sort by:
1

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationCincinnati, OH · 1079 Ohio Pike, Cincinnati, OH 45245
EstablishedEstablished (very high review volume)
SpecializationPlumbing
Rating4.9 across 4,953 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.8
ServiceAgent Score 8.5/10 · high confidence

The approach

Schneller Knochelmann Plumbing, Heating & Air Conditioning has built a high-volume operation in Cincinnati, with 4,953 Google reviews averaging 4.9 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 4,953 reviews is in the top 5% of providers in Cincinnati - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Our top pick. The composite score (8.5/10) reflects a rare combination of review depth, rating, and data completeness. Hard to argue with the data.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 457-1737
Websitewww.schnellerair.com/?utm_source=google&utm_medium=organic&utm_campaign=GMBListing-cincinnati-oh
2

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationCincinnati, OH · 5177 Fishwick Dr, Cincinnati, OH 45216
EstablishedEstablished (very high review volume)
SpecializationPlumbing
Rating4.9 across 1,132 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.8
ServiceAgent Score 8.5/10 · high confidence

The approach

Halpin Plumbing Inc has built a high-volume operation in Cincinnati, with 1,132 Google reviews averaging 4.9 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 1,132 reviews is in the top 5% of providers in Cincinnati - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

A solid top-3 pick. Worth getting a quote from alongside #1 to compare response times and pricing on your specific job.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 790-6985
Websitewww.halpinplumbing.com/?utm_source=GMBlisting&utm_medium=organic
3

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationCincinnati, OH · 255 E 5th St #2500, Cincinnati, OH 45202
EstablishedEstablished (very high review volume)
SpecializationPlumbing
Rating4.8 across 2,283 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.6
ServiceAgent Score 8.4/10 · high confidence

The approach

Roto-Rooter Plumbing & Water Cleanup has built a high-volume operation in Cincinnati, with 2,283 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 2,283 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

A solid top-3 pick. Worth getting a quote from alongside #1 to compare response times and pricing on your specific job.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 893-0026
Websitewww.rotorooter.com/cincinnati/?utm_source=Google&utm_medium=organic&utm_campaign=gmb&utm_content=website
4

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationCincinnati, OH · 756 Old State Rte 74, Cincinnati, OH 45245
EstablishedEstablished (very high review volume)
SpecializationPlumbing
Rating4.8 across 1,981 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.6
ServiceAgent Score 8.4/10 · high confidence

The approach

Benjamin Franklin Plumbing of Cincinnati has built a high-volume operation in Cincinnati, with 1,981 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 1,981 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 294-6960
Websitewww.benjaminfranklinplumbing.com/cincinnati/?utm_source=gbp&utm_medium=organic&utm_campaign=638316_-BF0359-
5

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationCincinnati, OH · 8442 Vine St, Cincinnati, OH 45216
EstablishedEstablished (very high review volume)
SpecializationPlumbing
Rating4.8 across 855 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.6
ServiceAgent Score 8.4/10 · high confidence

The approach

Plumb Tite Plumbing & Drains has built a high-volume operation in Cincinnati, with 855 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 855 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 338-8483
Websiteplumbtite.com/?utm_source=google&utm_medium=organic&utm_campaign=gmb-profile-cincinnati
6

Best for: Mid-tier plumbing jobs where price and quality both matter.

LocationCincinnati, OH · 2030 Stapleton Ct, Cincinnati, OH 45240
EstablishedEstablished (high review volume)
SpecializationPlumbing
Rating4.8 across 498 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.6
ServiceAgent Score 8.4/10 · high confidence

The approach

Nieman Plumbing maintains a strong 4.8-star reputation across 498 reviews in Cincinnati, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 498 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 851-5588
Websitewww.niemanplumbing.com
7

Best for: Mid-tier plumbing jobs where price and quality both matter.

LocationCincinnati, OH · 9772 Princeton Glendale Rd, Cincinnati, OH 45246
EstablishedEstablished (very high review volume)
SpecializationPlumbing
Rating4.7 across 847 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.4
ServiceAgent Score 8.2/10 · high confidence

The approach

Mr. Rooter Plumbing of Greater Cincinnati operates in Cincinnati with 847 Google reviews at 4.7 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.7-star average across 847 reviews puts them in the upper tier for plumbing providers in Cincinnati.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 399-5203
Websitewww.mrrooter.com/greater-cincinnati/?cid=LSTL_MRR000199&utm_source=gmb&utm_campaign=local&utm_medium=organic
8

Best for: Mid-tier plumbing jobs where price and quality both matter.

LocationCincinnati, OH · 4279 Delhi Rd, Cincinnati, OH 45238
EstablishedOperating multiple years (moderate review history)
SpecializationPlumbing
Rating4.8 across 140 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.6
ServiceAgent Score 8.2/10 · high confidence

The approach

Hofmeyer Max Plumbing Co Inc maintains a strong 4.8-star reputation across 140 reviews in Cincinnati, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 140 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 921-1133
Websitewww.hofmeyerplumbing.com
9

Best for: Mid-tier plumbing jobs where price and quality both matter.

LocationCincinnati, OH · 8256 Clara Ave, Cincinnati, OH 45239
EstablishedEstablished (high review volume)
SpecializationPlumbing
Rating4.5 across 273 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.0
ServiceAgent Score 8.0/10 · high confidence

The approach

Herrmann Services operates in Cincinnati with 273 Google reviews at 4.5 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.5-star average across 273 reviews puts them in the upper tier for plumbing providers in Cincinnati.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 737-8423
Websitewww.herrmannservices.com/?utm_source=google&utm_medium=organic&utm_campaign=gbp
10

Best for: Mid-tier plumbing jobs where price and quality both matter.

LocationCincinnati, OH · 3749 Eastern Ave, Cincinnati, OH 45226
EstablishedOperating multiple years (moderate review history)
SpecializationPlumbing
Rating4.7 across 130 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.4
ServiceAgent Score 8.0/10 · high confidence

The approach

Tarvin Plumbing operates in Cincinnati with 130 Google reviews at 4.7 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.7-star average across 130 reviews puts them in the upper tier for plumbing providers in Cincinnati.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 321-5726
Websitetarvinplumbing.com
11

Best for: Mid-tier plumbing jobs where price and quality both matter.

LocationCincinnati, OH · 3827 Spring Grove Ave, Cincinnati, OH 45223
EstablishedOperating multiple years (moderate review history)
SpecializationPlumbing
Rating4.5 across 159 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.1
ServiceAgent Score 7.9/10 · high confidence

The approach

Zins Plumbing operates in Cincinnati with 159 Google reviews at 4.5 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.5-star average across 159 reviews puts them in the upper tier for plumbing providers in Cincinnati.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 681-2501
Websitewww.zinsplumbing.com
12

Best for: Customers prioritizing top-end satisfaction scores in Cincinnati.

LocationCincinnati, OH · 5075 N Bend Rd, Cincinnati, OH 45211
EstablishedOperating multiple years (moderate review history)
SpecializationPlumbing
Rating4.9 across 136 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.09.8
ServiceAgent Score 7.9/10 · high confidence

The approach

Preston & Sons Plumbers maintains a strong 4.9-star reputation across 136 reviews in Cincinnati, suggesting consistent execution rather than a one-off lucky streak.

  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 136 reviews is in the top 5% of providers in Cincinnati - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 540-2243
Website
13

Best for: Mid-tier plumbing jobs where price and quality both matter.

LocationCincinnati, OH · 6229 Beechmont Ave, Cincinnati, OH 45230
EstablishedOperating multiple years (moderate review history)
SpecializationPlumbing
Rating4.5 across 91 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.1
ServiceAgent Score 7.9/10 · high confidence

The approach

Anderson Hills Plumbing operates in Cincinnati with 91 Google reviews at 4.5 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.5-star average across 91 reviews puts them in the upper tier for plumbing providers in Cincinnati.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 232-3821
Websitewww.andersonhillsplumbing.com
14

Best for: Mid-tier plumbing jobs where price and quality both matter.

LocationCincinnati, OH · 223 Solarama Ct, Cincinnati, OH 45238
EstablishedOperating multiple years (moderate review history)
SpecializationPlumbing
Rating4.8 across 130 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.59.6
ServiceAgent Score 7.6/10 · high confidence

The approach

Calla Plumbing maintains a strong 4.8-star reputation across 130 reviews in Cincinnati, suggesting consistent execution rather than a one-off lucky streak.

  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 130 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 451-9361
Website
15

Best for: Buyers willing to try a newer entrant with strong early reviews.

LocationCincinnati, OH · 2651 Observatory Ave, Cincinnati, OH 45208
EstablishedSome operating history (limited review volume)
SpecializationPlumbing
Rating4.8 across 22 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.59.6
ServiceAgent Score 7.6/10 · med confidence

The approach

24/7 Emergency Plumber Cincinnati is a smaller or newer entrant in Cincinnati with 22 public reviews so far. The smaller sample makes the 4.8-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 22 reviews puts them in the upper tier for plumbing providers in Cincinnati.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(513) 960-4385
Website

Showing 10 of 15.

When demand peaks in Cincinnati for plumbing

12-month demand index (100 = annual average). Peaks in January, troughs in September. Book in the trough months to lock lower rates.

avg = 100Jan: 140JanFebMarAprMayJunJulAugSepOctNovDec

Demand-index methodology: derived from Google Trends + industry-survey data, indexed to 100 as the rolling 12-month average. Local market may vary 10-25%.

Plumbing cost calculator

Quick budget estimates by job type. Use these as a planning sanity-check, not as a firm quote.

JobLowHigh
Service call / diagnostic$100$250
Drain cleaning (snake)$150$450
Hydro-jet drain$400$900
Water heater replacement (tank)$1,100$1,800
Tankless water heater install$2,200$4,500

Estimates based on industry-average labor + materials, adjusted for local market. Get at least two written quotes from providers above before signing.

Who offers sewer & main line plumbing in Cincinnati?

Schneller Knochelmann Plumbing, Heating & Air Conditioning and 14 other plumbing businesses in Cincinnati offer sewer & main line service. See the ranked list above; the top picks have the strongest combination of reviews, verification, and sewer & main line signals.

How fast can a sewer & main line plumbing pro arrive?

Response time varies by provider and current job load. Claimed listings display their average response window directly on the profile - aim for providers showing under-24-hour replies.

What does sewer & main line plumbing cost in Cincinnati?

Cost depends on scope and materials. Get at least two written estimates - most Cincinnati plumbing providers offer free quotes for sewer & main line work.

Are these providers licensed and insured?

Listings tagged with ✓ Licensed & insured have that signal in their provider data. Always verify directly with the provider before any work, and confirm coverage via your state license board.

How is this list different from the main Plumbing in Cincinnati page?

This page is filtered to providers offering sewer & main line service specifically. The main Plumbing in Cincinnati page lists every provider regardless of intent.

Frequently asked questions

5 common questions about hiring a plumbing pro in this area.

Who offers sewer & main line plumbing in Cincinnati?

Schneller Knochelmann Plumbing, Heating & Air Conditioning and 14 other plumbing businesses in Cincinnati offer sewer & main line service. See the ranked list above; the top picks have the strongest combination of reviews, verification, and sewer & main line signals.

How fast can a sewer & main line plumbing pro arrive?

Response time varies by provider and current job load. Claimed listings display their average response window directly on the profile - aim for providers showing under-24-hour replies.

What does sewer & main line plumbing cost in Cincinnati?

Cost depends on scope and materials. Get at least two written estimates - most Cincinnati plumbing providers offer free quotes for sewer & main line work.

Are these providers licensed and insured?

Listings tagged with ✓ Licensed & insured have that signal in their provider data. Always verify directly with the provider before any work, and confirm coverage via your state license board.

How is this list different from the main Plumbing in Cincinnati page?

This page is filtered to providers offering sewer & main line service specifically. The main Plumbing in Cincinnati page lists every provider regardless of intent.

Reports & insights

Pricing, demand, and provider trends for Cincinnati — refreshed quarterly.

Verify any provider's license in Ohio

Always confirm a contractor is in good standing before hiring. Ohio uses the Ohio Construction Industry Licensing Board. Search by license number, business name, or address.

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About the contributors

Written by

Headshot of Sarah Mitchell

Sarah Mitchell

Senior Staff Writer

Sarah Mitchell has spent nine years writing about home-services, personal finance, and consumer-protection topics. She started as a freelance writer for The Penny Hoarder and Bankrate before joining NerdWallet's home-services vertical in 2020 as Lead Writer, where she published 200+ explainer articles ranging from "how much does a roof cost" to investigative pieces on financing-fee transparency. Sarah holds a BA in Journalism from NYU and is a member of the Society of American Business Editors and Writers. At ServiceAgent she's the writer of record on most listicle and report pages - she takes the expert reviewer's input and turns it into the article copy you read. Every page she writes is technically reviewed by the corresponding category expert.

Credentials

  • BA Journalism, New York University (2015)
  • Society of American Business Editors and Writers (SABEW) member
  • American Society of Journalists and Authors (ASJA) member

Background

  • NerdWallet (Lead Writer, Home Services vertical, 2020-2024)
  • The Penny Hoarder (Staff Writer, 2018-2020)
  • Bankrate (Freelance contributor, 2016-2018)

Brooklyn, NY · 9 years experience · (718) 555-1294

Reviewed by

Headshot of Robert Sullivan

Robert Sullivan

Plumbing Industry Expert · Reviewer

Robert Sullivan started apprenticing under his father at age 17 in Dorchester, sat for his Massachusetts Journeyman Plumber license at 22, and earned his Master Plumber credential (#12894) at 26. He's been the owner-operator of Sullivan Plumbing Co. since 2011, running a four-truck residential operation across Greater Boston. Robert has handled an estimated 12,000+ service calls personally and trained 14 apprentices through to journeyman status. He reviews every ServiceAgent plumbing article for technical accuracy and gives us the unfiltered ground-truth on what homeowners actually get charged in his market.

Credentials

  • Massachusetts Master Plumber License #12894 (since 2002)
  • Massachusetts Journeyman Plumber License (since 1998)
  • Backflow Prevention Tester (ASSE 5110)
  • OSHA 30 Construction Safety
  • Greater Boston Plumbers Local 12 (member 1996-2011)

Background

  • Sullivan Plumbing Co. (Owner, 2011-present)
  • Suburban Plumbing & Heating (Master Plumber, 2002-2011)
  • F.W. Webb Company (Journeyman, 1998-2002)

Boston, MA · 22 years experience · (617) 555-0193

Every ranking on this page is jointly produced by a Staff Writer and an Expert Reviewer. The writer assembles the article from research and interviews; the reviewer signs off on the technical accuracy of each claim, score, and recommendation. Read our methodology →

Update history
  • June 13, 2026 — Latest ranking refresh. Composite ServiceAgent Scores recomputed from current Google review data.

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