Family Owned Affordable Experienced Honest

San Bernardino County’s Commercial Plumbe

Voted Inland Valley's Best Plumbing Company 6 Years in a Row

The Inland Empire’s Preferred Commercial Plumber

Serving Upland, Rancho Cucamonga, Alta Loma, Claremont, Montclair, Ontario, Chino, and All Surrounding Areas

At Steve’s Five Star Service, we are committed to providing the best commercial plumbing services throughout Upland, Rancho Cucamonga, Alta Loma, Claremont, Montclair, Ontario, Chino, and the surrounding San Gabriel Valley and San Bernardino County area. We offer high-quality, comprehensive plumbing services with exceptional customer service at very competitive prices. All of our plumbing services are provided by well-trained, in-house, licensed plumbers who understand how critical it is to minimize downtime, particularly for hotels, restaurants, shopping centers, apartment buildings, and condominiums. That’s why we only recommend products and materials that we believe in; use the industry’s best service, repair, and installation techniques; and give priority service to our commercial clients.

Experts in Commercial Bathroom/Kitchen Fixture Installation & Repairs, Drain Cleaning, Water Heater Service, Repiping, Sewer Line Repair, and More

Our commercial plumbing services include drain cleaning, hydro jetting, gas and water line repair and replacement, repiping, slab leak detection, trenchless pipe repair and replacement, leak repair, ongoing plumbing maintenance, and water treatments (softeners and filtration systems). We service and repair all brands of water heaters, faucets, sinks, toilets, urinals, automatic flushers, drinking fountains, and grease trap systems. Additionally, we're factory authorized to sell and install Sloan, Zurn, Chicago, Fisher, Kohler, American Standard, Rheem, A.O. Smith, Bradford White, Takagi, and nuvoH2O. Our sales and installation services make it easy to find solutions to improve your energy efficiency, increase usable space, replace fixtures, or upgrade a bathroom,

Looking for Service? Call Now for a Free Estimate

Contact Steve's Five Star Service

665 N. Central Ave. Upland, CA 91786

Phone: (909) 500-2322

Office Hours: Monday - Friday: 8 am - 5 pm
Operating Hours: 24 hours a day

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1,000s of Satisfied Clients. Licensed, Experienced Plumbers. Award-Winning Service.

Call Steve’s Five Star Service today to learn more. Estimates are free, and we're available 24 hours a day to handle plumbing emergencies. Having been named Inland Empire's Best Plumbing Company four years in a row by the readers of the Daily Bulletin, Steve’s Five Star Service has become known as the Inland Valley's plumber of choice.

Commercial Plumbing Repair Services in Upland, Rancho Cucamonga, and
All Surrounding Cities

Steve’s Five Star Service provides priority service to businesses in need of plumbing repair in the San Bernardino County area. In most cases, we can get on site within an hour of a call and have everything we need to complete the job on the first visit. If we need additional equipment, tools, or materials, we usually have what we need at our main office or can quickly get it from one of our local suppliers. Our prices are competitive, and our repairs are backed by some of the best warranties available today. Our plumbing repair services include water and gas leak repair, drain cleaning/unclogging, hydro jetting (to clean pipes and break up grease build up, roots, etc.), trenchless pipe bursting and relining, and water heater repairs.

Emergency Plumbing Services - 24 Hours a Day - Available from Azusa to Rialto to Corona

When we say that we will do whatever it takes to keep you operational, we mean it. Not only do we have experienced plumbers on call around the clock, but we also keep our service vehicles well-stocked with high-quality parts and state-of-the-art tools and equipment, ensuring we complete most repairs on the first visit. Additionally, we have built strong relationships with our suppliers; so if a specialty item is needed, we can trust that our suppliers will open up their doors for us at any time of day or night, including weekends and holidays. We also have our own inventory of specialized equipment, so that we can perform emergency trenchless sewer line repairs as well as commercial drain hydro jetting without the hassle or added expense of equipment rentals.

Plumbing Tune-Ups & Scheduled Maintenance for Commercial Businesses Throughout Upland, Claremont, Montclair, Ontario, Chino, and Beyond

When it comes to commercial plumbing systems, regular maintenance is extremely important to prevent back ups and other plumbing issues. Our maintenance services can include drain cleaning and hydro jetting, grease trap cleaning, gas and water line inspections, tankless water heater maintenance, and more. To determine which plumbing maintenance services your business needs, call Steve’s Five Star Service today. We'll provide you with a personalized maintenance plan and recommend a schedule based upon your needs and budget.

Priority Service & After-Hours Appointments for Plumbing Repairs & Maintenance

At Steve’s Five Star Service, we understand that some businesses like hotels, restaurants, apartments, and condos can't afford to shut down everything for a full day or even an hour or two. That's why we offer priority service during the day and convenient after-hours appointments for our commercial clients in San Bernardino County. Not only will we schedule your plumbing repairs or scheduled service for late in the day or in the middle of the night, but we'll also make sure that all of the work is completed before you open in the morning.


Thank you Steve's Five Star Service for handling our emergency plumbing situation even on a holiday. You guys are awesome, professional, and expedient. I appreciate all you did for us. Shout out to Steve, Brandon, Kevin and, Sara for being so kind and helpful and any other employee that worked on our property we may not have mentioned. We highly recommend your business to others. God bless. Sincerely, The Browns

Debbie brown Via Google Review

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Commercial Sinks, Faucet, Toilet & Sales

With over 30 years of experience and extensive training directly from leading manufacturers, Steve’s Five Star Service is qualified to sell and install commercial sinks, mop sinks, three-compartment sinks, garbage disposals, floor drains, faucets, toilets, urinals, shower drains, automatic faucets, hands-free toilets, drinking fountains, and more for bathrooms and kitchens. Our preferred brands include Sloan, Zurn, Chicago, Fisher, American Standard, Kohler, Franke, and InSinkErator, but we also perform installations for customer-supplied fixtures and related plumbing products. For businesses in San Bernardino County looking to renovate their bathroom or kitchen, we can work off of your plans, match existing fixtures, or provide personalized recommendations based upon your goals, usage, budget, and property.

Commercial Water Heater Services

Whether you need water heater sales, installation, maintenance, or repair for your San Bernardino commercial business, Steve’s Five Star Service is here to provide expert service at an affordable price. We repair and maintain all brands of conventional and tankless water heaters, and are factory authorized to sell and install water heaters from Rheem, A.O. Smith, Takagi, and Bradford White. In every case, we aim to help you maximize your water heater's performance, lifespan, and energy efficiency. Call today to learn more.

Why Choose Steve’s Five Star Service

Knowledge - Experience - Service - Value

  • Serving San Bernardino County Since 1986
  • Thousands of Satisfied Customers
  • Residential & Commercial Plumbing Services
  • Highly Experienced, Licensed Technicians
  • Superior Service at Affordable Prices
  • Better Business Bureau A+ Rating
  • Available 24/7 for Plumbing Emergencies
  • Fully Stocked Trucks & State-of-the-Art Equipment
  • Licensed Plumbing Contractor
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