4.7 
2k+ *The Angi rating for Percolation Testing companies in Porter Ranch, 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 Porter Ranch, 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 May 10, 2026
Serving Porter Ranch, CA and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"Giovanni understands the secret to success -Punctual -Professional knowledge and behavior -Integrity He is my permanent new plumbing professional"
+17
Serving Porter Ranch, CA and surrounding areas
Approved
In business since 1997
Free estimates
Emergency services offered
"They removed the tub from shower area and enclosed new shower in glass door. They redid the wash basin and installed a new toilet. They tiled the floor. They cleaned up very neatly each day. Thank you for your beautiful work of remodeling our second floor bathroom. We appreciate the timely completion. Warren and Helen Miyashiro"
+16
Serving Porter Ranch, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Free estimates
Emergency services offered
"We found this company based on the reviews and were extremely happy with them. Geremi and his company went above and beyond in everything they did. They were professional, reasonable, clean, friendly and just all around top notch. We had an extensive job that they took care of immediately and are very happy with the results. This will now be our go to plumber. Thank you Geremi and GMC Plumbing."
+3
Serving Porter Ranch, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2005
Free estimates
Emergency services offered
"So happy I hired Victor from LA Pros Okumbing.. His response time was super quick and very honest. I highly recommend this company and would definitely call again for future plumbing."
+25
Serving Porter Ranch, CA and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"Juan came to the house and installed a new gas valve controller for my RHEEM water heater. He honored his over the phone price quote, and did a great job. He even checked my water pressure. No run-around here, just the honest truth from True-Blue Plumbing."
Serving Porter Ranch, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2002
Warranties offered
Credit card accepted
"We received excellent and efficient service. Great workmanship! We highly recommend First Thought Plumbing!"
Serving Porter Ranch, CA and surrounding areas
Approved
In business since 2010
Free estimates
Credit card accepted
"Jose from SoCal plumbing was very professional and courteous. I would absolutely recommend this company."
Serving Porter Ranch, CA and surrounding areas
Approved
In business since 2012
Free estimates
Warranties offered
"Nathan and his crew did a wonderful bathroom on my house and all the job was excellent the service I got from Kn remodeling it was very good they clean every day the guys was very polite and organize they came here every day on time and I'm very happy with the final product I want to thank Nathan for all the extra things you did for us I definitely use this company in the future"
+48
Serving Porter Ranch, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2016
Warranties offered
Customers say: True professional
"Hrant was so professional and made sure my fridge was running again as quickly as possible. He is honest and fair. I would definitely use him again and would highly recommend him!"
+23
Serving Porter Ranch, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2017
Emergency services offered
Credit card accepted
""Excellent service! The technician from AML helped me resolve my dishwasher issues quickly. Their advice was spot on and took care of the problem immediately. Professional, honest, and very helpful!""
+128
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