
Since 1986


Superior Results.
Serving Orange County & Surrounding Areas!
For over four decades, Coast Plumbing, Heating & Air, Inc. has delivered quality service to our Orange County residents and business owners. We are the #1 plumbing and HVAC service company in Fountain Valley and beyond because we continue to perfect our business model each year.
We hold to three simple principles that we believe comprise effective plumbing: being on time, utilizing the latest technology, and offering competitive prices with free estimates. No matter how simple or complex your plumbing, heating, or cooling issue is, we are the team you can depend on to provide quality, cost-effective services that never compromise customer satisfaction.
We Are Available 24/7 To Handle Emergencies!
We Stand By Our Work
We won't leave until you're satisfied with our work.
The Coast Plumbing Difference
Available 24/7
Experienced
Uniformed Experts
Free Plumbing Quote
No Mess
Client Satisfaction

Quality Home Services. Superior Results.
Since 1986, Coast Plumbing, Heating & Air, Inc. has been dedicated to providing the best possible plumbing services to homes and businesses throughout Fountain Valley, Orange County, and the surrounding areas. Our punctual and efficient team provides comprehensive services that include installation, repair, and routine maintenance on systems that keep your home or commercial property functional and comfortable.
We are available 24 hours a day to respond to any plumbing emergency you may have from leak detection to water heater repair to garbage disposals. We will apply the same focus on customer satisfaction and effective work that we have applied to every job since our first day of operation over four decades ago.
Hear From Our Clients
4.8
Total stars
425
Google reviews

150
Angi reviews
460
Yelp reviews
Tiffany Shotgunn2025-05-10Trustindex verifies that the original source of the review is Google. Nate came on a Saturday with short notice. He fully explained the options we had to get our kitchen sink draining again. He was up front with the options and cost. Once it was decided the service we wanted he completed the job quickly and effectively and even cleaned up the mess when he was done. Thank you Nate!! Duane Tobert2025-05-09Trustindex verifies that the original source of the review is Google. Nate was effective and efficient. The job was completed in a timely manner. Shannon Stein2025-05-08Trustindex verifies that the original source of the review is Google. David came out to my house and was prompt, professional and gave me me a quick diagnosis and was able to repair the valves on my water heater on spot. Would highly recommend Coast Plumbing Kaissel Bermudo2025-05-08Trustindex verifies that the original source of the review is Google. Nate helped us out and was awesome. He showed up on time and communicated well. Great service and would highly recommend! Christel Abi Fadel2025-05-07Trustindex verifies that the original source of the review is Google. Nate did an excellent job! Thank you. Greg Roberts2025-05-02Trustindex verifies that the original source of the review is Google. Edgar was efficient, got the job done quickly, and was friendly to deal with. John Riss2025-05-02Trustindex verifies that the original source of the review is Google. Nate from Coast Plumbing, Heating & Air cleared a drain for me today, he got here within an hour of my call. He went above and beyond to remove the drain cover so the clog could be cleaned out. Great service. I will be calling them for all my plumbing needs! Marcel Ford2025-05-02Trustindex verifies that the original source of the review is Google. Nate with Coast Plumbing is clean, concise, and friendly... A pleasure when inviting a stranger into your home. Sara Miles2025-05-02Trustindex verifies that the original source of the review is Google. Nate was efficient, friendly, and professional. I highly recommend him for his knowledge and understanding of his profession.
Don't Miss Out On These Savings!
HVAC Maintenance
Keep your heating and cooling systems running efficiently, prevent breakdowns, and extend their lifespan.
Seniors, Teachers, Police, and Military
We are proud to offer a 10% discount to all seniors, teachers, and active & retired police and military members.
Water Heater Special
This includes 30, 40, or 50-gallon water heaters. Includes water heater and basic installation. Cost may increase due to city codes.
HVAC Maintenance
Keep your heating and cooling systems running efficiently, prevent breakdowns, and extend their lifespan.
Seniors, Teachers, Police, and Military
We are proud to offer a 10% discount to all seniors, teachers, and active & retired police and military members.
Water Heater Special
This includes 30, 40, or 50-gallon water heaters. Includes water heater and basic installation. Cost may increase due to city codes.
We Serve the Following Cities

From clogs to comfort:
trust us for your plumbing journey
Enlist Our Unmatched Services Today – We Take the Hassle Out of Home Services