I would highly recommend Neptali/GCS Backflow Services. Although he was not able to complete the…read morework I needed done, he was thorough, patient, and provided an exhaustive list of solutions and alternatives. He responded to request for quote quickly and was out the next day. I would definitely recommend GCS Backflow!

From the owner: GCS Backflow inspects, repairs and certifies backflow assemblies utilizing experienced, TCEQ…read morelicensed professionals. We provide the following services: new installation certifications, annual compliance re-certifications, and device troubleshooting and repairs. We focus on the certification of backflow prevention devices for homeowners, landscapers, plumbers, builders, and business owners. Proper backflow prevention device testing and maintenance is essential for compliance to regulations as well as avoiding costs incurred due to a faulty backflow device. GCS makes it easy for you to stay compliant. Call today and see why GCS stands for Great Customer Service.

Always enjoy doing business with Bud. Super easy to work with, reliable, on time, and always gets…read morethe job done. He's been helping me with backflow testing for three years in a row now. No complaints! I plan on continuing his service for future needs. Thanks Bud!

Very nice guy! Tested the backflow and answered all my questions. Will definitely use him again if…read moreneeded.

Michelle was great ! She repaired our back flow preventer quickly and professionally! The price…read morewas just as quoted!

I can't thank Michelle enough for coming out in the middle of the night during a freeze after a…read morebackflow preventer malfunction. She's very knowledgeable and informative. She wanted to make sure I understood my sprinkler system and knew how to winterize it to help minimize future malfunctions. my daughter, and I had no running water because I had to shut off the main. She understood as a mother that we needed running water, and she was happy to come out, take a look at what was going on so that we could turn my water back on. Michelle made recommendations and I will most certainly have her back to follow through with those recommendations. She is very fair and transparent with pricing. I highly recommend Michelle for your irrigation needs.

I've had backflow testing with 4 different companies over 25 years. I have to declare that TP…read moreBackflow Testing Inc. is the BEST EVER!! So mad I didn't find him earlier. Mr. Phan was very timely, efficient, knowledgeable, and responsive. What's more amazing is his price! Wow! Couldn't ask for a more stress-free, wonderful experience. Whenever I see the initials T.P., I used to think of toothpaste (we are a dental office). But now when I see T.P. or TP, I think of Tan Phan! Tan Phan is the Man!! Call him! You won't regret it! (P.S. No, I'm not his friend or related to him in any way)

M&D installed our sprinkler system over 10 years ago - we have had a zone out for at least 3 years…read morebut never got around to calling for repair until everything stopped working. Called and appointment was scheduled for the next week. Our control board and two zones had to be replaced. Very easy to work with and extremely responsive. Wish they had online payment options but overall we continue to be very pleased all around!

Michael replaced our controller and Repaired a broken riser…read more Very kind and respectful service from their office and repairman. Fair prices.

Incompetent and dishonest, charges your water supplier for servces NOT PERFORMED. Breaks meters so…read moreas to charge you for repair or replacement. Changes field data so as to charge you for repair or replacement. Picture of employees on the website is not current and nearly all employees without the owners last name are not working there. Our water suppliers should not be paying for this company's incompetent and fraudulent services. Also, this is an inaccurate address much like their service.

From the owner: Your one stop shop for all water supply needs. We offer water meter and backflow testing and…read morerepair, as well as all supplies for the water industry.

Rob was excellent, the first to call, showed up exactly when he promised, stuck to his price quote,…read moreand quickly diagnosed that the issue with my condenser was just a burned wire, not the more expensive repair I expected. What impressed me most was his integrity. He reduced the price based on the actual issue, which showed major honesty and professionalism. That kind of integrity is rare. I would absolutely use Rob again and highly recommend him.

I needed my kitchen faucet changed out due to a leak and Robert @ Problem Solved Plumbing, AC &…read moreElectrical was outstanding. He was professional, knowledgeable, and took the time to explain everything before getting started. The work was done efficiently and with great attention to detail which told me that he truly cares about doing the job right! He showed up on time, had a great attitude, and made the whole experience stress free. These days It's hard to find reliable service like this now days! I highly recommend Robert if you want honest, quality work!