San Bernardino AC & Heating
Looking For Service? Call Now For Free Estimates Contact Steve's Service License # 744873
Voted Inland Valley's Best 2011, 2012, 2013 & 2014
Family Owned Affordable Experienced Honest
Serving Upland, Rancho Cucamonga, Claremont & Surrounding Areas
Complete Air Conditioning, Heating & Plumbing Service
Home Ductless Air-Conditioning


Steve's Heating and Air Conditioning Service has been providing quality, cost-competitive residential air conditioning services in the Inland...

Upland Heating Systems


Steve's Heating and Air Conditioning Service is the leading provider of expert, affordable heating services in the Inland Valley...

San Bernardino Commercial HVAC

At Steve's Heating and Air Conditioning Service, we're proud to be the Inland Valley's leading experts in commercial HVAC...

Complete Plumbibg Tune-ups

Steve's Service is the Inland Empire's better, cleaner, faster plumber. We're a full-service plumbing company offering a comprehensive range of...


Steve's Service: Professional Plumbing Company with Fast 24-Hour Emergency Service to Ontario, CA

Steve's Service has been committed to providing fair and honest plumbing services to homes and businesses in Ontario since 1998. In our nearly 30 years of business, we have completed 1,000s of plumbing jobs, including but not limited to:

With every plumbing job we complete in Ontario, our friendly technicians deliver industry expertise, quality workmanship, and highly competitive rates. It is no wonder that we are known for providing a great value. Across the Inland Valley, we are proud to state that we have a 92% customer return rate, a 70% customer referral rate, and an A+ rating from the Better Business Bureau. Furthermore, readers of the Inland Daily Bulletin selected Steve's Service for the Best Contractor in the Inland Empire title in 2011 and 2012.

Steve's Service is a licensed and insured contractor serving the residential and commercial plumbing needs of Ontario. We are family owned and operated, and are in excellent standing with California's Contractors State License Board (License #744873). When you hire Steve's Service, you can trust that we will adhere to all local, state and federal codes and regulations, and will acquire all necessary building permits. Steve's Service has a $2,000,000 general liability insurance policy and a comprehensive worker's compensation policy.

Call Steve's Service today for award-winning service. We are available 24 hours a day to help you with all of your urgent and routine plumbing problems. We offer fast, reliable service and appointments with small windows so you have a clear idea of when to expect us.

Comprehensive Services for Commercial and Residential Water Heaters in Ontario, CA

The plumbing technicians at Steve's Service offer the best value for water heater repairs, installations, replacements and upgrades. We have over 25 years of experience working with gas and electric water heaters (including the latest solar, hybrid, tankless and high efficiency models) in homes and businesses throughout Ontario. We frequently repair water heaters that are leaking, malfunctioning, causing unusual noises, producing rust-colored water, heating water to the wrong temperature, or failing to heat water at all. This types of repairs are generally affordable and completed within a day.

When water heaters require major work, have a busted tank, are more than a decade old, or start breaking down frequently, then it is often time to invest in a new one. Steve's Service offers Ontario home and business owners a large inventory of water heaters manufactured by trusted brands like Rheem, A.O. Smith, Bradford White and Takagi. If you are looking to purchase a new residential or commercial water heater, call to speak with one of our sales specialists who can help you compare a wide range of models.

Dependable, 24-Hour Plumbing Repair Services in Ontario, CA

In our more than 25 years of service to the Ontario area, we have been listening carefully to the needs of our customers. That is why Steve's Service has made it a priority to be able to always offer our Ontario customers the following: experienced plumbers, 24/7 availability, fast response times, prompt arrival times within a short window, excellent customer service, and long-lasting results. It should come as no surprise that we are now Ontario's premier plumbing contractor. Call us at (909) 579-2285, day or night, and we will be ready to assist you.

Our team consists of specialists who are experts in handling every type of plumbing-related problem, from drains clogged with hair to pipes leaking water. We will come to your Ontario home or business at a time that works for you and repair the problem. Best of all, if you print and give us our Plumbing Coupon (found here), we will give you a discount on our already competitively priced repairs over $100.

Schedule Your Ontario, CA 17-Point Plumbing Inspection Today!

Routine plumbing inspections can ensure that you aren't wasting water; your faucets, sinks, showers and toilets are all functioning properly and not leaking; there aren't any signs of water damage; drains are clear; and that your water heater is operating safely and effectively. Steve's Service conducts a 17-point plumbing inspection for its Ontario customers that includes a multi-point check of all interior and exterior plumbing, including the water heater. This inspection is comprehensive and affordable, particularly when purchased as part of our Energy Savings Agreement (ESA) Club. Visit here for more information or call us today to speak with one of our plumbing experts. New clients can take advantage of a discounted club membership by visiting here and printing the applicable Internet Coupon.

Leak Detection Services Using Ultrasound Leak Technology, Ontario, CA

Steve's Service provides fast and accurate location services for leaks in Ontario. Using the latest technology in leak detection, our team can determine the precise source of your leak in any pipe, whether it is behind a wall, above a ceiling, or under the floor. Ultrasonic leak detection can even locate gas or water leaks under cement. As such, using this locating service is sure to save you time and money on your leak repairs.

Sink and Faucet Sales & Installation for Kitchens & Bathrooms in Ontario

Steve's Service is proud to supply Ontario homes and businesses with beautiful, high quality fixtures at great prices. Our inventory includes the full range of sinks and faucets produced by American Standard and Kohler made for bathrooms and kitchens of all budgets, styles and needs. If you are looking to upgrade or replace the sink and faucet fixtures in your kitchen or bathroom, call Steve's Service. We will provide a free estimate and can even help with bathroom remodels.

Professional Sink & Faucet Repairs, Ontario, CA

We offer Ontario residents and property managers high quality sink and faucet repair services at a great value. Our team is highly experienced in the full range of issues that caused by a broken or malfunctioning sink or faucet, and know how to provide fast and effective solutions. From quick fixes to complete pipe replacement, we can handle it all. Call today!

Fast, Effective & Affordable Toilet Repairs, Ontario, CA

In most cases, problems with your toilet can be quickly fixed with a plunger. However, every now and then, a problematic toilet requires a professional to correct the issue. Steve's Service has been fixing toilets throughout Ontario since 1998. If your toilet is leaking, running, refusing to fully flush, or appears to be clogged, give us a call. We will determine the underlying cause of the problem and fix it as cost-efficiently as possible.

Ontario, CA's Best Value for Toilet Sales and Installations, Ontario, CA

For the best value in toilets, come to Steve's Service. We carry a broad inventory of toilets from the industry's leading manufacturers, including Toto, Gerber, American Standard and Kohler. All of our toilets are cost-competitive and of the highest quality. With expert toilet installation by Steve's Service and excellent warranties from our manufacturers, you will definitely get a long-lasting, well-functioning toilet that is well worth your investment. Call today for a free estimate.

Copper Repiping Specialists Serving Ontario, CA for Almost 30 Years

Are your pipes starting to deliver water that is discolored or rusty? Are you noticing leaks coming from the floor or ceiling? Is the water pressure from your faucets appearing low? Then, it might be time for new pipes. More often than not, pipes will last for several decades. However, they don't last forever and aren't indestructible when put under heavy loads of stress or pressure. Steve's Service will come out to your Ontario residential or commercial property and assess the condition of your pipes. If you need new pipes, we will provide you with a fair and honest quote for our repiping services. In our nearly 30 years of business, we have completed thousands of repiping jobs throughout the Inland Valley, so you can count on us for high quality copper or polyurethane repipe. Call today to learn more.

Best Plumber for Unclogging Sinks, Showers, Toilets, Sewer Lines & More, Ontario, CA

Steve's Service has the experience, expertise and tools to unclog any drain of any size. Using a plumber's snake or hydro jet cleaning, we will remove the clog and thoroughly clean your drain. If we run into a blockage that can't be removed by standard means, we will use a sewer camera to uncover the underlying cause. Rest assured, Steve's Service will provide an effective and affordable solution to your drain problem.

Trenchless Sewer Repair, Ontario, CA

Minimize the costs related to your sewer line replacement or underground pipe repair with trenchless repair services. Steve's Service has nearly 30 years of plumbing experience and we are experts with trenchless repair methods and technology. Call today to learn more. Plumbing repair estimates are always free.

Gas Line Repair, Installation & Converted Hookups, Ontario, California

We provide all of Ontario with trusted gas line services at a great price. Our gas line services include: new gas line installation, gas line replacement, and electric to gas conversion. If you already have your heater, dryer, stove, range, barbecue or pool heater, we will select and connect the gas line/pipe that is best for your appliance. Call today.

Steve's Service Provides Ontario, CA with Expert Bathroom Remodeling Services

Steve's Service is a League of California Homeowners approved contractor, which means that you can rest assured that we are a professional and trustworthy plumbing contractor. We're completely qualified to perform every aspect of a bathroom remodeling project. Our team of exceptionally talented designers and installers will help you select the perfect shower, shower glass, water heater, vanity, faucet, sink and toilet to create a stunning new bathroom that is cohesive, functional and affordable. Call today for a free quote. We can't wait to help you realize your vision.

Steve's Heating and Air Conditioning Plumbing Ontario - 91758, 91761, 91762, 91764, California (CA)
Area code (714, 909, 951)

Schedule HVAC Appointment Now!


We have used Steve's for all our Heating, Air and Plumbing since 2008. Recently we suddenly had no hot water. After a call to Steve's, Billy contacted us and diagnosed our problem to be a slab leak in kitchen. He came over first thing the next morning and put everything in motion to fix the problem. Billy and his excellent crew completed a repipe of the plumbing in our house. I totally recommend Steve's and definitely ask for Billy. They are the best!

Brenda M., Ontario, CA Via Yelp Testimonial

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HERO Financing Program

HERO Financing is low cost, fixed interest rate financing for a broad range of energy and water efficient products such as: HVAC Systems, Water Heaters, Homeowners repay the HERO Financing through their property tax bill.

Who can apply?

In order to be eligible for the HERO program, you must be located in one of the following counties:

  • Riverside County
  • San Bernardino County
  • Los Angeles County (Coming Soon)
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Cooling & Heating Energy Saving Tips

There are some basic and cost-effective ways you can cut energy costs.

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Recent Projects

  • Ontario Water Softener This water softener installation in Ontario features a Nuvo High Performance cartridge that will take all the salt and minerals out of your water, while also removing hard-water buildup that clogs and corrodes your water heater. Steve's Service is fully licensed and insured, and we have over 25 years of experience working with a full range of water heaters. You can rely on us for fast, safe, and effective water heater service and repair.
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