We Are Available 24/7 365 Days a Year for Emergency Services!
The Original Plumbing Company offers professional plumbing, HVAC, and drainage services to customers throughout the Inland Empire. Our knowledgeable team of experts has been assisting our client base for more than 40 years. Whether you need emergency plumbing repair or a heating installation service, we're here to help!
About Us
The Original Plumbing Company initially opened its doors to clients in 1979. Since our beginning, we've offered expert plumbing, drainage, and HVAC services to Inland Empire residents. Our longevity is a testimonial to the quality of our craftsmanship and the affordability of our quotes.
The Original Plumbing Company is a family-owned and operated business-- 3 generations of our family presently work in the company. All our plumbing professionals and specialists are fully licensed and insured. It's time to call our office if you're searching for a locally owned plumbing or HVAC service that is devoted to Inland Empire homeowners!
Our Services
At The Original Plumbing Company, we offer a broad range of home services to our clients. While our primary service line is plumbing, we also provide HVAC services and basic drainage services to our clients. Let's take a closer look at all our services:
Plumbing Services
If you need plumbing installation, routine maintenance, or repair work, we're here to help. Our licensed master plumbing professionals have decades of experience supplying plumbing services to customers throughout the Inland Empire. It's time to call The Original Plumbing Company if you're searching for dependable and economical plumbing services.
Let's explore our most popular plumbing services listed below:
- Plumbing repair work
- Plumbing installations
- Piping replacements
- Toilet upgrades
- Slab leaks
- Plumbing maintenance tune-ups
- Valve tightening
- Water heater installations
If you don't see the plumbing services you're looking for on the above list, do not think twice to call us for additional information. We're constantly happy to provide bespoke plumbing services to our local clients.
Emergency Plumbing Services Diamond Bar
Unlike other repair services in the Inland Empire, our crew at The Original Plumbing Company is readily available 24/7. We're readily available day and night to provide affordable services if you need urgent assistance because of an emergency situation. While some plumbing and HVAC problems can wait until morning, there are other problems that require an emergency response.
Let's examine some circumstances that require the services of an emergency repair team:
- You're experiencing a burst or leaking pipe in your home or business property.
- You see sewage backing up into your home from toilets or drains.
- You have a broken water heater.
- You notice sewage smells originating from drainage outlets.
If you do not see your problem on the list above, however you still think you need emergency assistance, call us immediately. The quicker we're able to deal with a problem, the easier it is to save you from pricey repair bills. Our emergency services focus on containing problems and preventing additional damage.
HVAC Services Diamond Bar
You rely on your HVAC system to regulate your home's internal environment if you're like the majority of California residents. A summer season without an air conditioner isn't a choice for a lot of households, however it's also essential to have a well-functioning heating unit to keep you warm when the temperatures drop.
Whether you require help installing a heater or support repairing an Air Conditioning system, we're the ideal team for the task. Have a look at our HVAC services below:
- A/C repair
- Heating repair
- Furnace repair
- AC installation
- Heating installation
- Furnace installation
- Air Conditioning maintenance
- Heating maintenance
- Furnace maintenance
Again, if you need help with HVAC services that you don't see listed above, do not hesitate to contact us to discuss your needs. We're always happy to find creative solutions for our customers!
Commercial Plumbing Services Diamond Bar
While the majority of our customers access residential services from our plumbing professionals and HVAC technicians, we also offer business services to business owners and business property owners throughout the Inland Empire. We're the best team for the job if you're seeking an HVAC or plumbing specialist that has experience with large commercial jobs.
Whether you need repair services or an experienced installation group, we're here to help. We can also work with other contractors on big projects or building sites. If you need additional information about our commercial services, we're only a quick call away!
Sewage System and Drain Services Diamond Bar
While sewer and drainage problems typically fall under the plumbing category, it takes a skilled plumbing professional to handle big sewage issues. The consequences can be serious if you're experiencing troubles with your sewage system line. A backed-up sewer line can cause internal flooding and considerable damage.
Listed below, let's explore our sewage system and drain services:
- Clogged mainline repair
- Sewer backup repair
- Video camera drain inspection
- Trenchless sewer line and drain repair
- Hydro jetting drain cleaning company
- Sewer routine maintenance
We can assist you discover permanent solutions if you're experiencing chronic drain or sewage system issues. We're professionals at helping our customers get the most from their sewage system and drainage systems.
Why Choose The Original Plumbing Company?
It's important to pick the best team for the job if you need drainage, hvac, or plumbing services in the Inland Empire. At The Original Plumbing Company, we're confident that we're the Diamond Bar's most knowledgeable service provider. Let's check out the features that make us such a popular service:
- We're affordable and exceptionally prompt.
- We can provide all plumbing, drainage, and hvac services.
- We use state-of-the-art technology to identify and repair problems.
- We're fully licensed and insured-- our license details are hosted on our website.
- You can find reviews from past clients on our website.
- We have a 24/7 emergency repair service for those who require immediate assistance.
- We provide both residential and commercial services to our clients.
- We have more than 4 decades of experience satisfying our clients.
- We never charge our Inland Empire clients for quotes.
Call Today to Request Our Services
Do not hesitate to contact The Original Plumbing Company today if you need assistance with drainage, hvac, or plumbing issues! We're always happy to speak to customers about our services. We never charge for quotes if you 'd like a no-obligation quote!
If you're searching for information on typical plumbing and HVAC topics, make certain to have a look at our website's blog. We often post blogs and short articles that are useful for property owners in the Inland Empire.

The Inland Empire's Experts in Heating, Air Conditioning & Plumbing Since 1979
Founded in 1979 on the values of quality work, exceptional customer service and impeccable honesty, The Original Plumbing Company is often imitated but never replicated.
As a family-owned business run by three generations of the family, our top priority is to deliver expert plumbing and heating and air conditioning services to our Inland Empire communities. We take great pride in the fact that a high percentage of our business comes from repeat and referred customers.
Whether you need to schedule a maintenance tune-up, are concerned about a leak or your pipes just burst, our licensed and insured master plumbers are always ready to provide first-rate service. You can constantly count on us -- 24 hours each day, 7 days per week and on every holiday -– to be available to offer our immediate support when things don’t go as planned.