
Serving Diamond Bar, CA and surrounding areas
Approved
In business since 2011
Free estimates
Emergency services offered
"Plumber John from JIG Plumbing was professional, efficient, and hard-working. We were very pleased with the final result."





+8


Serving Diamond Bar, CA and surrounding areas
Approved
In business since 2011
Free estimates
Emergency services offered
"Plumber John from JIG Plumbing was professional, efficient, and hard-working. We were very pleased with the final result."





+8

Serving Diamond Bar, CA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"I had a great experience with a drain cleaning service at my home in Los Alamitos. Our main line was backing up, and they were able to get someone out the same day. Our technician Brandon was professional, knowledgeable, and took the time to explain what was causing the blockage and how he was going to fix it. He thoroughly cleaned the drain and made sure everything was flowing perfectly before leaving. You can tell he really cares about doing the job right. I appreciate the honest service, fair pricing, and quick response. I would definitely recommend Brandon to anyone in Los Alamitos who needs reliable drain cleaning service!"

Serving Diamond Bar, CA and surrounding areas
Approved
In business since 1981
Free estimates
Emergency services offered
"Western Rooter has always been very efficient, professional and kind. All of the various workers who have done repairs in plumbing, water leaks, gas leaks, etc. have been great. I will continue to call on them because they are dependable, pleasant and get the job done timely."





+542

Serving Diamond Bar, CA and surrounding areas
Approved
In business since 2016
Free estimates
Emergency services offered
"We had an emergency situation and Joseph from Socal Plumbing was able to come in right away. He not only took care of the main issue he came in for, he checked all the other gas pipes and even fixed our water heater (when he found something was wrong with it) and measured the water gage and didn't even charge us extra! Their number is on our fridge for future calls and we gave their number to two friends too. Outstanding job!"

Serving Diamond Bar, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2024
Free estimates
Emergency services offered
"Wes @ Rapid Rescue Rooter & Plumbing did an amazing job fixing our plumbing issues and even gave us advice on how to properly care for our drains and system to avoid problems in the future. Very, much appreciated!! Wes was quick to return our call and schedule an appointment that worked best for us. I also scheduled for work to be done at my parent’s home, knowing they would be in knowledgeable, trustworthy hands! He is definitely highly recommended! Thanks so much Wes!"





+18

Serving Diamond Bar, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2015
Emergency services offered
Credit card accepted
"Ruben and his team are very friendly. Their price are reasonable. They help replaced my cold water (slab leak) re-pipe & replaced the new ABS."

Serving Diamond Bar, CA and surrounding areas
Approved
In business since 2015
Free estimates
Emergency services offered
"John Taylor showed up on time and completed the water pressure valve installation to my complete satisfaction. The final cost agreed with the estimate for the job and was, in my opinion, an excellent value. I would recommend and use John on other plumbing projects."





+9

Serving Diamond Bar, CA and surrounding areas
Approved
In business since 2025
Free estimates
Credit card accepted
"We had a great experience with GG’s Plumbing at our cabin in Lake Arrowhead. We originally hired them to install a whole-house water shut-off system, and the job was done quickly and professionally. While they were there, the team noticed that our pipes weren’t properly insulated — something that can obviously become a real issue in the mountains during winter. What I appreciated most was their approach: they didn’t pressure us at all. They simply explained the risk, gave us the option to fix it now or later, and let us decide. That kind of honesty goes a long way. We chose to go ahead and have the insulation done, and I’m glad we did. Their team was easy to work with, the communication (mostly through text) was fast and clear, and everything was handled smoothly. Reliable, knowledgeable, and straightforward — I would absolutely recommend GG’s Plumbing."



Serving Diamond Bar, CA and surrounding areas
Approved
In business since 1987
Free estimates
Emergency services offered
At 1 Tom Plumber Anaheim/Brea, timing is everything! We are a top rated plumbing , leak detection and water damage repair and restoration company proudly serving the surrounding areas for over 20 years. Our 1st priority is getting you back on track and restoring your property in a timely manner. This includes having our entire team of professionals help you throughout the process. We are unique amongst restoration companies, as our staff includes 20 plus years of professional home and commercial insurance claim adjusters. We pride ourselves in high rate of insurance claim approval because of our knowledge and thx detailed documentation. We make extra effort to get your claim presented completely and approved. \n





+70

Serving Diamond Bar, CA and surrounding areas
Approved
In business since 2006
Free estimates
Emergency services offered
"Anythony came same day and was able to locate and repair my main line. Highly recommend him, he is my new go to plumber."





+6
From average costs to expert advice, get all the answers you need to get your job done.

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