Professional & Licensed Plumbing Services in San Ramon CA
San Ramon’s premier, full-service plumbing company licensed, bonded and insured.

Anyone that owns a home understands that plumbing issues can never be foreseen. Our professional plumbers deliver fast, dependable service whether clearing a drain or installing a tankless water heater.
In addressing issues with plumbing systems such as water heaters, faucets, sinks, toilets, bathtubs, showers and garbage disposals, Guaranteed Plumbing carefully assesses the situation, makes an accurate diagnosis, and fixes the problem correctly the first time.
Guaranteed Plumbing offers full service commercial plumbing installation and maintenance. No other company is trusted or recommended more in Contra Costa and Alameda Counties. RFP Quick Quotes!
We are a full-service plumbing company that is licensed, bonded and insured and fully-versed in city codes; preferred vendor of San Ramon and a certified installer for Takagi Noritz tankless water heaters. Count on Guaranteed Plumbing for all your plumbing repair and service.


Forget the snake! Now we have our very own Hydrojetter! Call us when you need your lines cleared out!
A hydro jetter is a vastly better pipe cleaner compared to a snake. Hydro jetting can completely remove any blockages as opposed to punching a smaller hole like a snake will. A hydro jetter also will clean the entire pipe instead of just removing blockages.
Testimonials
Plumbing Specialists since 2003
We offer plumbing services and solutions for every type of issue – from common clogs to a full mainline replacement.
We just used Guaranteed Plumbing this past week based on other recommendations on this site and found them very helpful and reasonable. They showed up early, did the work and I thought they did a great job (they ran gas & install logs). Also, got gas logs for Patio and Fireplace.

Jacob B.
CustomerGuaranteed Plumbing (in Danville) did all of our outside work and I think they did a great job. I worked mostly with Damon and he was great start to finish.

Michael T.
Customer…I second that - they were great and reasonably priced

Olga B.
CustomerYour service department did a great job at my home cleaning out the sewage line. The service tech had a great attitude, and was very patient as he looked for my cleanouts which were covered by landscaping. Due to your work we got things back to normal within the evening

William Cox
CustomerI am one of their loyal customers and have recommended their services to my friends because of the prompt and courteous service that their plumbing team provides and the high quality of workmanship I can expect every time.

Maria Anderson
CustomerServing Lafayette, Danville, Alamo, Orinda, Moraga, Walnut Creek, Blackhawk, Diablo, San Ramon, Concord and Pleasant Hill as well as Contra Costa and Alameda Counties
Useful Information for San Ramon CA
Nestled in the foothills of Mount Diablo, San Ramon has always attracted settlements. Mount Diablo is visible from almost every point in the city. It’s little wonder the indigenous people considered the mountain sacred.
The Ohlone Native Americans who lived here found plenty of sustenance in the area. After the arrival of the Spaniards, the valley became grazing land for the Mission San Jose. San Ramon, named for Saint Raymond of Penyafort, was officially founded in 1867 when the first local school was built.
Today approximately 76,000 people live in San Ramon. It is an affluent area with plenty of parks and restaurants. The city is planning to upgrade the downtown area to include a plaza and 100,000 square feet of restaurant space.

Following are additional sources of information about San Ramon
City of San Ramon
6200 Bollinger Canyon Rd
San Ramon, CA 94583
(925) 838-6691
www.sanramon.ca.gov
San Ramon Chamber of Commerce
2410 Camino Ramon # 125
San Ramon, CA 94583-4331
(925) 242-0600
www.SanRamon.org
San Ramon Library
100 Montgomery Street
San Ramon, CA 94583
(925) 973-2850
https://ccclib.org/locations/25/





