Best percolation testing pros near Emeryville, CA

After receiving the test results, and finding out the basement had mold, I hired Alexander and Associates to complete the job. It was a very thorough and professional job, and I am extremely happy with the results and the total experience. I would highly recommend this company!

A1 Certified was professional and courteous for starters. They were on time, and shared valuable information about mold/mold abatement. Testing results were needed prior to the time frame and the gentleman that did our testing, called the lab and rushed the results.

The test was simple and I was impressed with how quickly I received the results. Would recommend.

Done in one day, at a reasonable cost. A test of efficiency is performed afterward by a separate company, and the tester said they did a quality job. We are very, very happy with the result.

I went on to Angie's List looking for mold remediation. I found this company and they came out and tested for mold. I worked with JC, she used some machines and tested the spore levels for mold. It was very high because there was no ventilation in the bathroom. She recommended some mold...

They were thorough and professional. Unfortunately, they were not able to take infared photos of the house as they often do to show the range in temperatures but had another way to complete the testing. I have hired them to do the suggested upgrades and will write a review on that portion of the...

Clean and test the system. These folks are A1!

My 1945 toilet was "running";  when I opened the tank, I discovered that the water valve was continuously spraying a small mist. I know homeowners can repair this relatively minor problem, but I am elderly and my husband had been working a 9 day shift.  I decided to call a plumber to save him...

A prior plumbing company replaced a section of my sewer lateral, but didn't quote me for what it would take to pass the leak test before my sale.  Toto Plumbing came out quickly, gave me an estimate and provided me with an approach they'd use for passing the test.  Unfortunately, it required...

Tony arrived on time, did a visual inspection of the all the rooms in the house and used a meter to check the walls for excess moisture. He then did air tests in two rooms as well as one outside to use as a baseline. He took time to explain what he was doing and what he was looking for. Very...