A burst pipe or a failed water heater leaves a Nazareth homeowner searching for a plumber the same afternoon. We scored eight leading companies serving Nazareth and the surrounding Lehigh Valley for this 2026 ranking, and we start with the scoring method.
Ranking Algorithm
- Google Rating and Review Volume (30%): An average built on 1,000 reviews is stronger evidence than the same average built on ten.
- Services Covered (20%): Companies that handle everyday repairs and larger jobs such as sewer lines score higher.
- After-Hours Service (20%): Overnight and weekend coverage stated on a company’s own website scores higher than a Google listing alone.
- Years in Business (20%): A published founding year or stated experience earns credit.
- License and Guarantee (10%): A published license number and written guarantee terms earn credit.
Top Plumbing Companies in Nazareth, PA: Compared at a Glance
| Rank | Company | Google Rating | Services Covered | After-Hours Service | Years in Business | License and Guarantee |
| 1 | R.J. Groner | 4.8 stars, 1,500+ reviews | Plumbing plus heating and cooling | Answering service dispatches at any hour | Founded 1929 | License PA009791; BBB A+; guarantee terms not published |
| 2 | Andreas Plumbing, Heating & Air Conditioning | 4.8 stars, 2,100+ reviews | Plumbing plus heating and air conditioning | Website lists 24/7 emergency pipe repair | Fourth generation; founding year not stated | Licensed and insured, no number; guarantee terms not stated |
| 3 | Agentis Plumbing | 4.8 stars, 1,000+ reviews | Plumbing plus sewer lining and water treatment | Around the clock, holidays included, at no extra charge | Founded 1954 | Bonded and insured; guarantee terms not stated |
| 4 | Elek Plumbing | 4.9 stars, 1,000+reviews | Plumbing plus trenchless work and well pumps | Website lists 24-hour emergency plumbing | Founded 1913 | No license number or guarantee terms stated |
| 5 | Plumbing Pros | 4.9 stars, 710+ reviews | Plumbing plus HVAC | Website metadata says 24/7; footer lists 8 a.m. to 5 p.m. | Founded 2022; team cites 20 years | New Jersey license only; clean-site guarantee on installations |
| 6 | Penn Integrity Plumbing and Heating | 5.0 stars, 160+ reviews | Plumbing plus hydro-jetting and water softeners | Website lists 24/7 service | Website says over 24 years; Google post says over 5 | Master Plumber No. 13578; guarantee terms not stated |
| 7 | Applause Plumbing & Heating | 4.9 stars, 110+reviews | Plumbing plus boiler and furnace work | No emergency service stated | Since 2003 | No license number stated; 0% financing |
| 8 | Allen’s Plumbing | 4.8 stars, 40+ reviews | Plumbing plus backflow testing | No emergency service stated | Years not stated | Master Plumber CL-22-333; Contractor PA053425 |
Top Plumbing Companies in Nazareth, PA: Descriptions & Reviews
1. R.J. Groner
R.J. Groner dispatches plumbers from its Katz Road shop in Stroudsburg, in Monroe County, and publishes a dedicated Nazareth plumbing page. The company also repairs and replaces heating and cooling equipment, so one phone number covers a burst pipe and a furnace replacement.
- Google rating: 4.8 stars across 1,500+ reviews, the second-largest total on this list.
- Services: Drain and sewer repair plus water heater replacement.
- After hours: Calls outside office hours go to an answering service staffed by real people, who dispatch a technician.
- Experience: Founded in 1929.
- License and guarantee: License PA009791 and a BBB A+ rating.
Summary of Online Reviews |
| One calls it “Excellent workmanship, very courteous and thorough.” A second reviewer reports that “The 3 men finished the job in 2 hours and water was restored to my home.” |
2. Andreas Plumbing, Heating & Air Conditioning
Andreas Plumbing, Heating & Air Conditioning is based in Lehighton, Carbon County, and lists Nazareth among more than two dozen towns on its service-area pages. Financing is available the same day to qualified customers, letting homeowners spread the cost of a repipe or water heater replacement.
- Google rating: 4.8 stars across 2,100+ reviews, the largest total on this list.
- Services: Plumbing, heating, and air conditioning.
- After hours: The website lists 24/7 emergency pipe repair and replacement.
- Experience: Fourth generation; the founding year is not stated.
- License and guarantee: Licensed and insured with no number published, plus an Andreas Guarantee with no stated terms.
Summary of Online Reviews |
| One says the technician “didn’t try to upsell me on things I didn’t need” and that the company “set very clear expectations regarding the timeline and the cost before they started any work.” A four-star review calls the price “a bit high for a faucet” and asks for a more detailed bill. |
3. Agentis Plumbing
Agentis Plumbing operates from Butztown Road in Bethlehem, serves Northampton County and the rest of the Lehigh Valley, and has a dedicated Nazareth page. Its sewer work includes video inspection and pipe lining, plus excavation, so one crew can diagnose and repair sewer problems. Estimates come with no trip fee and no service fee.
- Google rating: 4.8 stars across 1,000+ reviews.
- Services: Plumbing with water treatment.
- After hours: The website says they work around the clock at no extra charge, including holidays.
- Experience: Founded in 1954.
- License and guarantee: Bonded and insured; the website says work is backed by a guarantee but gives no terms.
Summary of Online Reviews |
| One says the technician was “very knowledgeable explaining as he went along” and a homeowner with a sewer backup says the fix came “without a jackhammer, and without a massive price tag.” A different review says, “Price is a bit on the high end but I trust their workmanship.” |
4. Elek Plumbing
Elek Plumbing is located on Community Drive in nearby Bath and operates as a division of BEI Enterprises. The company offers trenchless sewer work and a free water assessment. The shop sits in Bath, in Northampton County, the same county as Nazareth.
- Google rating: 4.9 stars across 1,000+ reviews, including 23 one-star ratings.
- Services: Hydro jetting and video inspection, plus well pumps and water testing.
- After hours: The website lists 24-hour emergency plumbing throughout the Lehigh Valley.
- Experience: Founded in 1913.
- License and guarantee: No license number or guarantee terms are stated; a financing page is available.
Summary of Online Reviews |
| One says “he took the time to clearly explain everything to us.” A second reviewer writes, “Emergency call in the morning, new hot water heater installed same day at a fair price.” |
5. Plumbing Pros
Plumbing Pros is located on Washington Boulevard in Easton and owned by Sal Sciorta. The company promises upfront pricing on every job and a clean-site guarantee on installations. Financing and a Plumbing Assurance Program are linked from its site.
- Google rating: 4.9 stars across 710+ reviews.
- Services: Plumbing and HVAC.
- After hours: Website metadata says 24/7 emergency service, while the footer lists Monday through Sunday, 8 a.m. to 5 p.m.
- Experience: Founded in 2022; the team claims 20 years of experience.
- License and guarantee: A New Jersey master HVACR license is listed, and no Pennsylvania number appears.
Summary of Online Reviews |
| One writes, “They answered right away and thankfully had a tech on call.” A second reviewer says the company was “very thorough with their communication and scheduling process.” |
6. Penn Integrity Plumbing and Heating
Penn Integrity Plumbing and Heating is based on Raub Street in Easton and names Nazareth among its service towns. The site advertises $100 off water heater installation and a free home safety evaluation. The plumbing list also includes drain cleaning and trenchless sewer repair.
- Google rating: 5.0 stars across 160+ reviews, the highest average here, from a smaller sample.
- Services: Water heaters and water softeners plus hydro-jetting.
- After hours: The website lists 24/7 service availability.
- Experience: The website says over 24 years, while a Google post says over 5 years.
- License and guarantee: Master Plumber No. 13578; the guarantee wording is general and gives no terms.
Summary of Online Reviews |
| One says the company “Quoted us a fair price for the work and the repair was done in less than a day.” A second reviewer says the technician “kept me informed throughout the process, and was meticulous about cleaning up.” |
7. Applause Plumbing & Heating
Applause Plumbing & Heating names both Nazareth and Bath among its service towns and pairs plumbing with boiler and furnace work. Financing at 0% is offered. Office hours run Monday through Friday, 7:30 a.m. to 4 p.m., plus Saturday morning.
- Google rating: 4.9 stars across 110+ reviews.
- Services: Plumbing with boiler and furnace work.
- After hours: No emergency service is stated, and Google lists Sunday as closed.
- Experience: In business since 2003.
- License and guarantee: No license number or guarantee is stated.
Summary of Online Reviews |
| One says the company “Answered when I called, reviewed the need on the phone, came to the house immediately.” A second reviewer says the company “actually answers the phone, shows up when he says he will.” |
8. Allen’s Plumbing
Allen’s Plumbing is the only company on this list with a shop in Nazareth itself, on Engler Road. The business also lists backflow certification, a credential for testing the devices that keep used water from flowing back into the supply. Its service list names Nazareth and Easton, plus Bethlehem and other nearby towns.
- Google rating: 4.8 stars across 40+ reviews, the smallest sample here.
- Services: Plumbing with backflow testing.
- After hours: No emergency service is stated; Google lists weekday hours of 8 a.m. to 4 p.m.
- Experience: The website does not state years in business.
- License and guarantee: Master Plumber CL-22-333 and Contractor PA053425.
Summary of Online Reviews |
| One says the plumber “stuck to the price he quoted.” A second reviewer says the company “provided a clear price upfront.” |
Best For Longest-Running Experience with Nazareth Homes
Best For Taking Calls Outside Office Hours
Contact R.J. Groner to request this list as a PDF using the contact page.
