Diefenderfer Plumbing

★★★★★ 5.0 / 5 (6)
Emergency Call


: 2559 S Brighton, Mesa, AZ 85209
: (602) 565-9308
: http://www.diefplumbco.com

Company Overview

Water Heater Setup plus Fix
Blocked Toilet
Blocked Drain
Leak Detection
Concrete Leak
Leaky Faucet
Sewer Line Replacement

Diefenderfer Plumbing is a family-owned business for 1998. Our owner, Ralph Diefenderfer has been the Owner and Master Plumber, beginning his journey in plumbing in 1984. With over a decade of experience, Ralph chose to create his independent plumbing business. Consequently, Diefenderfer Plumbing Company Inc. was created.
Ralph began plumbing in 1984, and with a decade of experience, he ventured off to create his own service. As a result, our company was born.

Business Services

  • Bathtub installation
  • Bathtub repair
  • Drain installation
  • Drain repair
  • Faucet installation
  • Faucet repair
  • Garbage disposal repair
  • Gas line installation
  • Gas line repair
  • Hot water recirculation pump installation
  • Hot water recirculation pump repair
  • Plumbing inspection
  • Plumbing installation or replacement
  • Plumbing repair
  • Sewer installation
  • Sewer repair
  • Shower installation
  • Shower repair
  • Sink installation
  • Sink repair
  • Toilet installation
  • Toilet repair
  • Water heater installation
  • Water heater repair
  • Water pipe installation
  • Water pipe repair

Business Location & Hours



Mon:7:00 AM - 5:00 PM
Tue:7:00 AM - 5:00 PM
Wed:7:00 AM - 5:00 PM
Thu:7:00 AM - 5:00 PM
Fri:7:00 AM - 5:00 PM
Sat:Closed
Sun:Closed

Recommended Customer Reviews

Carla B.
★★★★★

We have used Ralph for over 10 years and he is very honest, knowledgable and trustworthy. He can handle all your plumbing issues and he won't try to upsell you on anything else, frankly he is so honest if it's an easy fix he may even try to talk you through fixing it yourself because he is just a good guy like that. His prices are reasonable and he does a fantastic job. I highly recommend Ralph and wouldn't use anyone else.

Sabel D.
★★★★★

Thanks to all the yelpers I found this company and they are the best, honest and affordable. I had to replace my main shut off valve and also add a new hose bib and they came in and they took care of it right away. I send them pictures and they quoted me right over the phone can't get any easier than that and very pleasant to speak too.

Honestly Anonymous A.
★★★★★

I have called around 10 different plumbers and handyman over the last three days and Ralph was by far the best to talk with over the phone! He was a competent, friendly, knowledgeable, flexible on payment and very reasonably priced! I initially was going to use a company I used two years ago and had a really good experience with, but they really let me down in the communication and renter scheduling this time so I'm really happy to have found somebody else! Will update once the work is complete

Devan D.
★★★★★

My twin toddlers flushed a remote control down our toilet and it was REALLY wedged down there! I knew it was beyond my skill level to fix myself, so I reached out to Karin for help. Ralph was able to squeeze us in right away, and after removing the toilet our remote was finally free. Our son loves tools and loved watching Ralph work. Ralph was even kind enough to fix the loose doorknob on our front door that kept falling off every time he tried to use it Thanks so much for your help guys, the next time something gets flushed you will be our first call!

Cassandra R.
★★★★★

Ralph works with his daughter Karen and were recommended by my mother in law.

We needed to replace the main water and shower valve. Not many people are able to do this.

I called Ralph and he came out the next day to inspect. All was good so we scheduled him for the following week. He was great value and did an awesome job. I like to support small business's and Ralph has probably been in business for over 30 years. He works a lot with builders and contractors. I now have my go-to plumbing guy.

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