Commercial Plumbing Services
Inland Empire and Surrounding Areas
Same-Day Free Estimates
Guaranteed Workmanship
Fast & Easy Financing Options
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Commercial Plumbing Excellence You Can Trust
Scott McLeod Plumbing, Inc has been a trusted name in commercial plumbing solutions across the Inland Empire and surrounding areas since 1980. For over 40 years, we've provided reliable service to businesses of all sizes, handling everything from small repairs to large-scale installations. Our skilled technicians bring years of experience and a strong commitment to quality workmanship. Our commercial plumbing company in the Inland Empire focuses on building long-term relationships with our clients, ensuring their plumbing systems operate efficiently and reliably.
Our commitment to customer satisfaction and wide range of services make us stand out. We offer round-the-clock emergency services, quick response times for urgent calls, and same-day service for many issues. We keep you informed throughout the process and back our work with a one-year craftsmanship guarantee. When plumbing problems threaten your business operations, contact Scott McLeod Plumbing. We're here to keep your business running smoothly.
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Why Choose Our Commercial Plumbing Company in Rancho Cucamonga, CA
Fast, Easy Financing
24/7 Emergency Services
Free Home Plumbing Inspections and Water Heater Flush
One-Year Craftsmanship Guarantee
Same-Day Service Available

Commercial Drain Cleaning
Undetected water leaks can cause serious damage and waste. Our advanced leak detection services can find hidden leaks quickly and accurately, reducing damage and lowering your water bills. Our commercial plumbing company in Ontario, CA will find the problem and fix it correctly the first time.
Commercial Leak Detection
Commercial Sewer & Drains
Commercial Water Heaters
We install, repair, and maintain all types of commercial water heaters. Our affordable $500 water heater installations are just one way we provide value to our clients. We'll help you select the right system for your needs and keep it running efficiently.
Emergency Commercial Plumbing Services
Tenant Improvement & Remodels
When you're upgrading or remodeling your commercial space, count on us for all your plumbing needs. We work well with contractors and property managers to ensure your plumbing systems meet code requirements and your specific needs.
Save big on your next plumbing project! Enjoy $50 off any service over $250 with Scott McLeod Plumbing.

Frequently Asked Questions
What types of plumbing systems are typically found in commercial buildings?
Commercial properties often feature more complex plumbing systems than residential homes because they must accommodate higher water usage and stricter safety codes. These systems may include larger water supply lines, industrial-grade fixtures, and multiple drain or sewer networks that support various parts of the building. Regular inspections are essential to keep these components functioning efficiently. A commercial plumbing company in Ontario, CA like Scott McLeod Plumbing, Inc has the expertise to design, maintain, and repair systems for businesses of all sizes. From restaurants and offices to warehouses and retail centers, commercial plumbing solutions must be tailored to each property’s unique demands to ensure smooth operation and compliance with local regulations.
How can regular drain maintenance help prevent business interruptions?
Clogged or slow drains are a common issue in commercial environments where multiple sinks, restrooms, or industrial facilities are in constant use. Routine maintenance and drain cleaning can prevent blockages that might otherwise halt operations or create unsanitary conditions. Professional plumbers use specialized equipment such as hydro jetting to thoroughly clean pipes and remove buildup before it becomes a problem. Scott McLeod Plumbing, Inc recommends scheduling preventive drain maintenance to avoid emergency shutdowns and maintain consistent water flow. Keeping your drainage system in top shape ensures your business continues to run efficiently and minimizes downtime caused by plumbing-related issues.
What are the signs of a potential water leak in a commercial property?
Water leaks in commercial buildings can be difficult to detect because pipes often run behind walls, under floors, or through ceilings. Early warning signs include sudden increases in water bills, musty odors, damp spots on walls or flooring, and visible mold growth. Some leaks may also cause water pressure fluctuations or strange sounds coming from plumbing lines. Scott McLeod Plumbing, Inc uses advanced leak detection technology to locate the problem precisely and fix it before it causes structural damage or interrupts daily operations. Working with a commercial plumbing company in Ontario, CA ensures that leaks are resolved quickly, safely, and effectively.
How often should a commercial water heater be inspected or serviced?
Water heaters in commercial settings experience heavier use and require more frequent maintenance than residential models. In most cases, it’s best to have a professional inspection every six months to ensure the system operates efficiently and safely. Regular service helps prevent sediment buildup, corrosion, or temperature irregularities that can affect water quality and system performance. Scott McLeod Plumbing, Inc provides installation, repair, and maintenance for all types of water heaters, including tank, tankless, and hybrid systems. Routine servicing not only extends the lifespan of the equipment but also helps maintain consistent hot water supply for customers and staff alike.
What causes recurring clogs or slow drains in commercial facilities?
Recurring clogs often result from improper disposal of grease, food waste, paper products, or other debris that accumulates over time. In businesses such as restaurants, hospitals, or office complexes, these materials can build up quickly and reduce water flow. Tree roots, aging pipes, or structural shifts in underground lines may also contribute to persistent drainage issues. Scott McLeod Plumbing, Inc uses camera inspections to identify the cause of repeated blockages and applies proven solutions to prevent them from returning. Regular cleaning and scheduled maintenance are the most reliable ways to ensure long-term efficiency and prevent costly interruptions.
How do trenchless repair methods benefit commercial sewer systems?
Trenchless sewer repair has become a preferred solution for commercial properties because it minimizes disruption and reduces restoration costs. Instead of excavating large portions of a property, technicians use specialized equipment to repair or replace damaged sewer lines through small access points. This approach saves time and protects landscaping, parking lots, and building foundations. A commercial plumbing company in Ontario, CA such as Scott McLeod Plumbing, Inc uses advanced trenchless technologies that restore functionality while maintaining your property’s integrity. For business owners, this method means faster repairs, lower expenses, and less downtime—critical advantages in maintaining uninterrupted operations.
What should I do if a plumbing emergency disrupts my business operations?
A plumbing emergency—whether it’s a burst pipe, sewer backup, or flooding—can cause major disruptions for any commercial property. The first step is to shut off the main water supply to prevent further damage. Next, contact a licensed professional who offers 24/7 emergency response. Scott McLeod Plumbing, Inc provides around-the-clock service for urgent situations, arriving promptly to assess and resolve the problem. Quick action helps minimize downtime, protect property, and reduce repair costs. Partnering with an experienced commercial plumbing company in Ontario, CA ensures your business receives fast, dependable assistance whenever unexpected plumbing issues arise.
Here's what our satisfied customers are saying...
At Scott McLeod Plumbing, Inc., we take pride in providing exceptional plumbing services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Scott McLeod Plumbing, Inc. and let others know what you think.










