Industries We Serve
At GL Plumbing Service, we have decades of experience delivering reliable, large-scale plumbing solutions for commercial and industrial clients across Los Angeles, Orange County, and the San Gabriel Valley. Our highly trained journeymen plumbers provide expert installation, maintenance, and emergency repair services tailored to the unique needs of each industry we serve. From routine system inspections to complex infrastructure projects, we have the skills, licensing, and equipment to handle every aspect of commercial plumbing with precision and care.

Commercial Businesses
We specialize in keeping commercial plumbing systems running smoothly for office buildings, retail centers, and business complexes. From preventative maintenance and repiping to emergency repairs, our team ensures your plumbing systems operate efficiently with minimal downtime.

Manufacturing Companies
Manufacturing facilities require high-capacity plumbing that can withstand heavy usage. We provide industrial-grade piping, boiler systems, and drainage solutions designed to support uninterrupted production and maintain compliance with safety standards.

Private Business Owners
For privately owned businesses, we deliver cost-effective plumbing solutions that balance performance and reliability. Whether you need new installations, tenant improvements, or quick-response repairs, we tailor our services to protect your investment and keep your operations running.

Food Manufacturing Facilities
Food production plants demand strict plumbing standards for safety and cleanliness. We install and maintain water, sewer, and drainage systems that meet health code requirements while supporting high-volume operations.

Restaurants & Food/Beverage Plants
Restaurants and beverage facilities rely on us for grease trap maintenance, hydro jetting, and emergency drain cleaning. Our services ensure your plumbing systems meet regulatory compliance and keep your kitchen and dining areas operating without disruption.

High-Rise & Apartment Buildings
We provide large-scale plumbing solutions for multi-story properties, including copper repiping, sump pumps, boilers, and sewer line services. Our expertise in high-rise construction ensures safe, efficient systems built to handle heavy tenant demand.

State & Local Government Buildings
From courthouses to city offices, we deliver dependable plumbing services for government facilities of all sizes. Our licensed team handles everything from backflow prevention to major system upgrades with strict adherence to code.

Public Works & Infrastructure
With our A License in engineering, we’re qualified to perform utility tie-ins, storm drain systems, and municipal sewer projects. Our team has the expertise to manage complex public works jobs with professionalism and efficiency.

Aerospace & Airports
Airports and aerospace facilities demand highly reliable plumbing for both daily operations and safety systems. We offer large-scale system design, chilled water piping, and ongoing maintenance to support these mission-critical environments.

Film Studios & Production Facilities
Film studios rely on us for specialized plumbing that supports large crews and demanding schedules. From water supply and drainage to HVAC and mechanical piping, we keep facilities production-ready at all times.

Hotels & Hospitality
Hotels and resorts require plumbing that can handle constant demand from guests and staff. We provide expert boiler services, water heater installations, and preventative maintenance to ensure seamless guest experiences.

Healthcare & Hospitals
Healthcare facilities depend on sanitary, high-performance plumbing to meet strict health standards. We specialize in emergency plumbing repair services to keep hospitals and clinics safe and compliant.

Schools & Colleges
We support educational institutions with reliable plumbing for classrooms, dormitories, cafeterias, and gyms. Our services include repiping, sewer repair, and preventative maintenance to minimize disruptions for students and staff.

Labs & Clean Rooms
Laboratories and clean rooms require precision plumbing that maintains sterile environments. We design and service specialized water, gas, and drainage systems that meet the highest industry standards for safety and performance.






