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Your Trusted Plumbing Experts in Lake Oswego
At Excellence Plumbing, we have dedicated ourselves to delivering exceptional plumbing solutions to Lake Oswego residents for over 25 years. Under new ownership with Mark Schachner, our lead plumber, we continue the legacy of quality established by our founders while introducing fresh expertise to meet evolving customer needs. As a fully licensed and insured company, we prioritize honest, dependable service across all our offerings, from urgent repairs to comprehensive system upgrades. Our specialization in repiping with Uponor PEX technology ensures long-lasting results backed by a 25-year warranty, eliminating common issues like water hammer and mineral buildup. We approach every project with the precision of seasoned professionals, handling everything from water heater installations to gas piping with equal care.

Our commitment to transparency means clear communication throughout every job, ensuring clients understand both the process and value of our work. By maintaining rigorous industry standards and staying current with technological advancements, we've built a reputation for reliability that homeowners trust. Whether addressing emergency leaks or planning preventative system replacements, our team combines technical mastery with personalized service to protect your property's critical infrastructure. This dedication to excellence has made us a preferred choice for both residential repairs and large-scale plumbing renovations in the Lake Oswego area.
Services
Plumbing Repairs Water Heater Installation Repiping Gas Connections Backflow Installation
Highlights and features
  • We offer over 25 years of specialized plumbing experience
  • Our team maintains full licensing and insurance coverage
  • New ownership brings fresh expertise with proven leadership
  • We specialize in Uponor PEX piping technology installations
  • 25-year warranty provided on all PEX system installations
Associations and certifications
  • CCB License #175768
Services
Plumbing Repairs
We handle all residential plumbing repairs with prompt, reliable service. Our technicians diagnose and fix leaks, clogs, and system malfunctions using modern diagnostic tools. Emergency repairs prioritize water damage prevention while ensuring long-term system integrity through proper pipe replacement and sealing techniques.
Water Heater Installation
Our team installs and replaces both tank and tankless water heating systems. We assess home size and usage patterns to recommend optimal capacity solutions. All installations meet current code requirements with proper venting and temperature regulation for safe, efficient hot water delivery.
Repiping
We specialize in full-system repiping using Uponor PEX technology. This corrosion-resistant material eliminates mineral buildup while reducing noise and vibration. Our process includes strategic pipe routing to minimize wall damage and restore plumbing efficiency with minimal disruption to home interiors.
Gas Connections
We install and service natural gas and propane connections for residential appliances. Our certified technicians ensure leak-free installations with proper pressure testing and code-compliant fittings. Services include gas line extensions, appliance hookups, and emergency leak repairs with immediate shutoff capabilities.
Backflow Installation
We install and test backflow prevention devices to protect potable water systems. Our certified technicians follow local regulations for proper device selection and placement. Annual testing services ensure continued compliance and prevent contaminated water from entering household plumbing systems.
People
Mark Schachner
Owner & Lead Plumber
Mark Schachner brings extensive plumbing expertise as the new owner of Excellence Plumbing. With years of hands-on experience and technical training, he oversees all operations while maintaining direct client involvement in major projects.
Questions
What plumbing services do you offer?
We provide comprehensive residential plumbing services including repairs, water heater installation, repiping, gas connections, and backflow prevention systems.
How can I tell if my home needs repiping?
Signs include decreased water pressure, discolored water, frequent leaks, or if your home has galvanized pipes over 40 years old or CPVC pipes from the 1980s-90s.
Do you offer emergency plumbing services?
While we don't provide 24/7 emergency services, we prioritize urgent repairs during regular business hours and offer prompt scheduling for critical issues.
What are the benefits of PEX piping?
PEX piping resists corrosion and mineral buildup, reduces water noise, maintains temperature better, and comes with a 25-year warranty when professionally installed.
Are you licensed and insured?
Yes, we hold CCB License #175768 and maintain full insurance coverage for all plumbing work performed in Oregon.