Plumbing, Water Heaters, HVAC, Air Conditioning, Heating and More. Serving Los Angeles Since 1995.

Plumbing Service in Los Angeles When and Where You Need It Most.

Referred by many. Preferred by all. Call us today.

Referred by many.
Preferred by all.
Call us today. 

Service man adjusting control knob

Water Heater Repair

Expert hot water install, repair, and maintenance services from local pros at CastleWorks.

Woman squeegeeing wet floor

Leak Detection

Water leaks can cause significant damage to your home and lead to costly repairs. Save water and money with our leak detection pros.

Man repairing outdoor HVAC system

HVAC Repair

Avoid costly surprises with our affordable, flat-rate pricing on all your heating and cooling needs.

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Emergency Services

Emergency situations do not always wait until convenient hours. Our emergency service is available 24/7 so that you’re never in the dark. We have a team of professionals available to assist you 24/7, regardless of the emergency.

Water Heaters

Do you wake up with a cold water shower? We have a team of professionals who can fix any water heater problem, including strange sounds and leaks. Installing the right water heater in your home is important to achieving optimal performance. Our service will help you choose and install it correctly. Maintenance services will also extend the lifespan of your water heater, and help prevent problems in future.

Tankless Water Heaters

With our tankless heaters, you will have endless hot water. Our team can help you whether your unit needs to be repaired or you are looking at a new installation. Our team has experience working with major brands and will guide you to the best unit for your requirements and budget.

Water Purification

Are you concerned about the water quality in your house? Our water purification services can help. Water filtration is included in our water filter and softener installation and repair service. Our team can assist you with hard water issues or contaminants.

Plumbing & Rooter

Our plumbing services include everything from small leaks to major emergencies. We offer inspections, installations and leak detection as part of our plumbing services. We offer kitchen and bathroom installation, repair and gas lines. With our upfront pricing and honest estimates, you can get the plumbing services you need without breaking the bank.

Drainage Service

Blockages can be a major inconvenience. We will clear out your drains quickly to avoid further issues and damage. Our team uses the latest technology to fix and diagnose drain issues, so that your plumbing system is running smoothly.

Indoor Air Quality

The quality of the air inside your house directly affects both health and comfort. We offer a range of services to help improve indoor air quality, including air duct repair and installation, maintenance, sealing and cleaning. We offer a humidifier and dehumidifier services to help maintain optimum humidity levels at your home.


Our HVAC services will keep your home comfortable throughout the year. Our cooling and heating services include installation, repair, and maintenance. Our team can quickly diagnose the problem, whether your AC isn’t cooling your home properly or your heater doesn’t work. Our team also offers mini split installation and repair services, smart thermostats, and commercial cooling. Flexible financing options are available to help you afford the services that you need.

Air Conditioning

Beat Los Angeles’ heat with top-notch heat pump and air conditioning services. The summer sun can be intense, and a properly functioning cooling system is crucial. CastleWorks is a full-service provider of air conditioners and heating pumps. We ensure that your home remains cool and comfortable. Our experienced team will handle any installation, repair or maintenance. We’re experienced with all major brands. We will optimize your system so that it can handle the hot LA weather. Keep in mind that in the City of Angels you don’t just want to keep cool. You also want to be comfortable.


Our heating services are here to ensure your comfort during the cooler Los Angeles nights. We offer repair, installation, and maintenance services for furnaces, boilers, and heat pumps. Our team has experience with all major brands, and we’re ready to ensure that your heating system is ready for those chillier days and nights.

Commercial HVAC Installation and Repair

Our team understands the specific needs of commercial buildings. Our team will provide reliable and prompt service, whether you need to install a new HVAC or repair your existing system. Our HVAC financing options can help you manage costs.

Hear What Others Are Saying About CastleWorks Home Services

CastleWorks Home Services
Based on 1096 reviews
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Dave d'ArtenayDave d'Artenay

01:25 08 Jan 23
He replaced a water heater and did a great job. He was very polite and cleaned up the area after completion. He was very accurate for the time needed to complete the job. He... explained everything before and after the job. Thanks!read more

Craig FalkenhagenCraig Falkenhagen

02:07 21 Oct 22
Gerardo arrived promptly, clearly explained the options we had for a new replacement water heater and then got to work on the installation. His courtesy and professional... demeanor were exemplary. We would gladly have him come back again. Thanks a million Gerardo! Perfect service and more

Jamie VargyasJamie Vargyas

18:30 24 Sep 22
Andras was courteous, efficient and very clean. He explained everything in detail and answered all my questions knowledgeably. Castle is top notch professional service. My... new go water heater comes with a 10 year warranty. Awesome work!!!read more

Chris ParraChris Parra

20:11 16 Sep 22
I would highly recommend this business. we had an emergency water heater leak, and they arrive to fix it very promptly within two hours. The technician, Julian Did a... fantastic job, explained everything that needed to be done, and did a great job. I highly recommend him and the more

Jerry ShawJerry Shaw

22:48 28 Aug 22
They replaced our water heater and installed some new venting and water piping. Also, new valves. Julian was great at what he did as well as being a very nice person. The... company was somewhat pricey though, as I was charged $4,287.00 for the new equipment and installation. Also, I wasn’t given an itemized receipt, although I was told I could call the company and ask for more


Your Local Home Services Provider Since 1995

Castleworks team standing next to service vehicles

Our story begins in 1995 as Affordable Water Heaters (AWHAP) with inspired entrepreneurs including Lee and Christy Roux, Steve and Wendy Moore, Bill and Amy Tassio, David and Eliza Parker, and Danny and Kate Guiney. Each of these couples started from humble beginnings, building their family-owned and operated companies from the ground up in their various fields of expertise. Over many decades, their successful businesses provided expert plumbing, air conditioning, heating, and water heater services throughout California.

In 2020, Dubin Clark partnered with us for our next stage of growth and took on the name CastleWorks. We felt their expertise in specialty services would help guide and support our growth and expansion without compromising our reputation for high quality and excellent service.

CastleWorks has served as a leading, in-home service provider for same-day/emergency water heater replacements, gas and electric water heater repair and installation, tankless water heater installation as well as a variety of others water heater and plumbing services.

Our Greater Los Angeles Service Area

We proudly serve the wonderful people of the Greater Los Angeles area including Agoura Hills, Alhambra, Altadena, Arcadia, Artesia, Avalon, Azusa, Baldwin Park, Bell, Bell Gardens, Bellflower, Beverly Hills, Brandeis, Buellton, Burbank, Calabasas, Canoga Park, Carson, Cerritos, Chatsworth, City of Industry, Claremont, Compton, Covina, Culver City, Diamond Bar, Downey, Duarte, El Monte, El Segundo, Encino, Fillmore, Gardena, Glendale, Glendora, Granada Hills, Hacienda Heights, Harbor City, Hawaiian Gardens, Hawthorne, Hermosa Beach, Huntington Park, Inglewood, La Canada Flintridge, La Crescenta, La Mirada, La Puente, La Verne, Lake Hughes, Lakewood, Lancaster, Lawndale, Littlerock, Lomita, Long Beach, Los Alamitos, Los Angeles, Los Angeles County, Los Olivos, Lynwood, Malibu, Manhattan Beach, Marina Del Rey, Maywood, Mission Hills, Monrovia, Montebello, Montrose, Moorpark, Mount Wilson, Newbury Park, North Hills, North Hollywood, Northridge, Norwalk, Oak Park, Oak View, Ojai, Oxnard, Pacific Palisades, Pacoima, Palmdale, Palos Verdes Peninsula, Panorama City, Paramount, Pasadena, Pearblossom, Pico Rivera, Piru, Playa Del Rey, Playa Vista, Point Mugu Nawc, Pomona, Porter Ranch, Port Hueneme, Port Hueneme Cbc Base, Rancho Palos Verdes, Redondo Beach, Reseda, Rosemead, Rowland Heights, San Dimas, San Fernando, San Gabriel, San Marino, San Pedro, Santa Barbara, Santa Fe Springs, Santa Monica, Santa Paula, Sherman Oaks, Signal Hill, Simi Valley, Somis, South El Monte, South Gate, South Pasadena, Studio City, Summerland, Sun Valley, Sunland, Sylmar, Tarzana, Temple City, Thousand Oaks, Topanga, Torrance, Tujunga, Universal City, Valley Village, Van Nuys, Venice, Verdugo City, Ventura, Walnut, West Covina, West Hills, West Hollywood, Westlake Village, Whittier, Wilmington, Winnetka, and Woodland Hills.

Los Angeles CastleWorks Office
28358 Constellation Rd Ste 698
Valencia, CA 91355