Top 3 Plumbing Contractors in Williamsport

Compare the highest-rated plumbing professionals in Williamsport, Maryland. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Williamsport Plumbing & Heating

4.8
(45 reviews)
Verified

A locally-owned and operated full-service plumbing and HVAC company serving Williamsport and surrounding areas. They specialize in both residential and commercial plumbing, offering 24/7 emergency response for burst pipes, clogged drains, and water heater failures. Known for their expertise with older home plumbing systems common in the area.

15 N Conococheague St, Williamsport, MD 21795

Specialties & Features

24/7 Emergency Service
Water Heater Repair/Installation
Drain and Sewer Cleaning
Gas Line Services
Whole-House Repiping

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
Call Now
#2

Larry & Sons Plumbing, Heating & Air Conditioning

4.7
(325 reviews)
Verified

A highly-rated regional provider that serves Williamsport from their Hagerstown base. They are a large, established company known for rapid response times and handling complex commercial and residential projects. They have a massive fleet of trucks and offer a strong warranty on their work, including water heater installation and advanced drain cleaning.

Serves Williamsport from Hagerstown, MD

Specialties & Features

24/7 Emergency Service
Tankless Water Heaters
Video Drain Inspection
Sewer Line Replacement
Commercial Plumbing

Business Information

Years in Business:45 years
Licensed:Yes
Insured:Yes
Call Now
#3

Horizon Services

4.6
(210 reviews)
Verified

A major plumbing, HVAC, and electrical contractor serving the broader Tri-State area, including Williamsport. They are known for professional, clean, and efficient service with a focus on customer education. They offer a wide range of services from minor faucet repairs to major sewer line replacements and are a preferred installer for high-efficiency plumbing fixtures.

Serves Williamsport from Hagerstown, MD

Specialties & Features

24/7 Emergency Service
Sewer and Water Main Services
Leak Detection
Bathroom Remodeling Plumbing
Water Filtration Systems

Business Information

Years in Business:30 years
Licensed:Yes
Insured:Yes
Call Now

Why These Are the Top Plumbing Contractors in Williamsport

Williamsport, MD is a small historic town on the Chesapeake and Ohio Canal. The local plumbing market is characterized by a mix of historic homes (100+ years old) with older galvanized steel or cast iron pipes and newer suburban developments. Common issues include tree root intrusion in sewer lines due to mature trees, hard water problems affecting water heaters and fixtures, and the need for updates to meet modern code requirements. The market is competitive but dominated by a few well-established local companies and larger regional players based in Hagerstown who cover the area.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Williamsport regulations and climate