4.6 
771 *The Angi rating for Percolation Testing companies in Lathrop, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Percolation Testing needs.
*The HomeAdvisor rating for Percolation Testing companies in Lathrop, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Percolation Testing needs.
Last update on January 12, 2026
Serving Lathrop, CA and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"They did under sink repairs and a new faucet in the kitchen and gas piping have they did very good work at a very good price and they were very courteous and I would hire them again"
+38
Serving Lathrop, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2003
Free estimates
Emergency services offered
"Genjazz is awesome! They show up on time & do what they say. I like that they come with a 2 man team for each process ie 2 electricians, 2 painters, etc. It’s very efficient."
+21
Serving Lathrop, CA and surrounding areas
Approved
In business since 2018
Credit card accepted
Offers commercial services
"Their service was professional and prompt would recommend their service to any body who needs plumbing work"
Serving Lathrop, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Emergency services offered
"David replaced tub/faucet valve, shower head and installed new fixtures. Checked for leaks, good job."
Serving Lathrop, CA and surrounding areas
Approved
In business since 1971
Free estimates
Credit card accepted
"Our technician Nickolas was very professional. They followed through with their warranty and ensured that we were satisfied with the service. Highly recommend."
+3
Serving Lathrop, CA and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"very well appears some "things" not hooked up properly before or were not actually needed needs to return for further testing as it was not hot enough to perform some of the tests. said will not charge a service charge for return visit but there would be a charge of additional parts needed"
Serving Lathrop, CA and surrounding areas
Approved
In business since 2010
Emergency services offered
Warranties offered
"Joey was efficient tidy on time and completed the job in a timely manner I would recommend mainline plumbing and joey to everyone. Thank you so much Donna Pfiester"
+4
Serving Lathrop, CA and surrounding areas
Approved
In business since 2016
Free estimates
Warranties offered
"Internet connection was weak, garbled communication. But, they remained very professional and we could crack a joke every now and then when things got annoying. Once up and running the diagnostic test was done in 5 min. Confirming my suspicions. Part number was sent within minutes."
+2
Serving Lathrop, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2013
Free estimates
Emergency services offered
We specialize in handyman services, home repairs, home improvements, and more. We provide quality work, while delivering great customer service. See some of the services we offer below and call -or- click to schedule an estimate today!
+33
Serving Lathrop, CA and surrounding areas
Approved
In business since 2023
Free estimates
Emergency services offered
"I called Top Tier plumbing after my son broke the shower handle. Taylor the owner was in the area and able to come by the same day and replace the broken internal plastic piece. Quick Response with Friendly and Efficient Service all for a GREAT price!"
+14
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