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Business Details
50+ Years
experience
Emergency
services
Trusted Commercial Plumbing Services in Los Angeles Since 1975
Since 1975, we have established ourselves as one of Southern California's largest and most respected commercial plumbing companies. Our team of expertly trained union plumbers delivers high-quality, large-scale plumbing services to property owners, developers, and contractors across diverse commercial properties, including stadiums, high-rise buildings, healthcare facilities, and historic structures. With over five decades of experience, we combine cutting-edge techniques and extensive industry knowledge to tackle projects of any complexity, ensuring efficiency and excellence in every task.

Our foundation is built on trust, integrity, and long-term client relationships, supported by transparent bidding processes and honest communication. We pride ourselves on raising industry standards through superior craftsmanship and a commitment to community impact, ensuring reliable plumbing infrastructure for local businesses and facilities.
Services
Commercial Plumbing Tenant Improvement Core & Shell Services Piping & Repiping Water Conservation Design-Build Services Backflow Testing Historic Building Renovation
Details
  • Year established: 1975
Highlights and features
  • We offer 50+ years of experience in commercial plumbing across Southern California.
  • Our union-trained plumbers provide unmatched craftsmanship and reliability.
  • We guarantee transparent bidding with no hidden fees or surprises.
  • We serve diverse commercial properties, including stadiums, healthcare facilities, and historic buildings.
  • We provide 24/7 emergency plumbing services for urgent needs.
Services
Commercial Plumbing
We provide comprehensive commercial plumbing solutions for high-rise buildings, stadiums, healthcare facilities, and other large-scale properties. Our services include design-build, piping, and emergency repairs, ensuring compliance with local codes and long-term reliability. With union-trained plumbers and 50+ years of experience, we deliver precision and efficiency tailored to complex commercial needs.
Tenant Improvement
Our tenant improvement services focus on custom plumbing upgrades for commercial spaces, including restroom installations, kitchen modifications, and eco-friendly water systems. We collaborate closely with clients to meet project-specific requirements while maintaining timelines and budgets, ensuring seamless integration with existing infrastructure for optimal functionality.
Core & Shell Services
We specialize in core and shell plumbing for commercial buildings, handling water supply, waste lines, and vent systems. Our team integrates sustainable water management solutions, ensuring foundational systems meet industry standards. With decades of expertise, we deliver durable infrastructure tailored to new or renovated commercial properties.
Historic Building Renovation
Our historic building renovation services preserve architectural integrity while modernizing plumbing systems. We address unique challenges in older structures, implementing code-compliant solutions without compromising historical value. With specialized knowledge and meticulous attention to detail, we ensure reliable plumbing in heritage-listed or culturally significant buildings.
24/7 Emergency Services
We offer round-the-clock emergency plumbing support for urgent repairs, minimizing downtime and preventing further damage. Our rapid-response team addresses leaks, blockages, and system failures with immediate action, ensuring operational continuity for commercial clients across Southern California.
People
Brian Chase
Partner
With decades of leadership in commercial plumbing, Brian Chase drives strategic growth and client relations at Muir-Chase Plumbing, leveraging industry expertise to ensure project success.
Travis Chase
Partner
Travis Chase oversees operations and project execution, ensuring adherence to quality standards and timely delivery for complex commercial plumbing projects across Southern California.
Cody Muir
Partner
Cody Muir focuses on technical innovation and workforce development, maintaining Muir-Chase Plumbing's reputation for cutting-edge solutions and skilled union plumber training programs.
Neal Muir
Partner
As a founding partner, Neal Muir established Muir-Chase Plumbing's legacy of excellence in 1975, emphasizing integrity and craftsmanship that continues to define the company's culture.
Jay Chase
Consulting Partner
Jay Chase provides strategic advisory services, drawing from extensive industry experience to guide large-scale projects and maintain client trust in commercial plumbing solutions.
Questions
What commercial plumbing services do you offer?
We provide design-build plumbing, tenant improvements, core & shell services, piping, water conservation, historic renovations, and 24/7 emergency support for commercial properties.
Do you serve areas outside Los Angeles?
Yes, we serve all of Los Angeles and Orange Counties, including Santa Barbara, Riverside, Northern San Diego, and surrounding regions.
Are your plumbers certified and trained?
Our team consists of union-trained plumbers with decades of combined experience, ensuring compliance, precision, and adherence to industry standards.
How quickly can you respond to emergencies?
Our 24/7 emergency services guarantee rapid response times, with teams available immediately to address urgent plumbing issues and minimize property downtime.
What sets Muir-Chase Plumbing apart from competitors?
We combine 50+ years of experience, transparent bidding, union-certified expertise, and a commitment to community impact, ensuring reliable, tailored solutions for every project.