Independently Rated Highest in Quality
S e c o n d
Consecutive Year
Originally Earned:
May 2016
We declare that Advanced Plumbing and Rooter Service HAS QUALIFIED for and continues to meet the Ongoing Research and Rating Requirements for Diamond Certified® status.
Certificate #2358
(925) 276-5616

Bill Van Mastrigt, Owner

Advanced Plumbing and Rooter Service provides a complete range of plumbing services for residential and commercial clients in Contra Costa and Alameda Counties. In addition to maintaining and repairing all types of plumbing fixtures and systems, the company repairs and replaces traditional and tankless water heaters, handles the plumbing work for remodeling and addition projects, performs trenchless sewer line replacements, and more.

Owner Bill Van Mastrigt says Advanced Plumbing and Rooter Service’s personalized approach to plumbing has allowed the company to develop and maintain a loyal clientele base. “Our customers get to know us on a personal level, so we have a lot of repeat clients who call us year after year to help them with their plumbing systems. We’re committed to providing them with excellent results, and they really appreciate that.”

Advanced Plumbing and Rooter Service’s technicians have an advanced knowledge of plumbing products and techniques, which Mr. Van Mastrigt says allows them to quickly identify and solve all types of problems. “We regularly bring in factory representatives to educate us on the latest products and technology, and we take that knowledge into the field and apply it to helping our customers.”

Company Philosophy

“Our customers are very important to us, so we take the time to educate them about their plumbing situations and go out of our way to ensure they’re completely satisfied with our work. Our goals on every job are simple: provide an efficient, accurate solution to each problem and make sure the client has a positive experience.”

Serving Contra Costa and Alameda Counties including San Ramon, Danville, Lafayette, Pittsburg, Concord, Antioch, Pleasant Hill, Oakley and Orinda.

Plumbing Maintenance & Repair
Traditional & Tankless Water Heater Repair & Replacement
Trenchless Sewer Line Replacement
Interior, Exterior & Underground Gas Piping
Plumbing for Remodels & Additions
Pumps & Pump Systems
Hydro-Jet Sewer Cleaning

Bradford White
Bradford White
BrassCraft
Fluidmaster
Grohe
Grohe
InSinkErator
Insinkerator
Toto
Toto

Comparative Summary

Maintaining customer satisfaction is a crucial aspect of any business, but it’s even more important for plumbing companies that have earned the prestigious Diamond Certified award. Advanced Plumbing and Rooter Service believes the key to keeping customers happy is maintaining a professional appearance and attitude throughout every step of the plumbing process. “Our technicians are...

Frequently Asked Questions

Q: Will you answer the phone when I call?
A: "Absolutely. We’re centrally located, so we’re easy to reach, and if we can’t get to the phone, we’ll call you back as soon as possible. "
Q: How are your prices?
A: "We offer a great value, but we don’t try to be the cheapest company—our customers hire us because we’re educated in the industry, we communicate clearly and we know what it takes to solve their problems. "
Q: Can you help me choose the best brands?
A: "Yes. We only recommend brands that represent our quality work. There’s no such thing as a perfect manufacturer, and we don’t get any kickbacks from selling a particular brand, but we’ve found that some products work better...

Industry Info

If you want to save water and money, consider installing a hot water recirculating system in your home.
You know the routine—you turn on the shower and get a blast of cold water, so you let the water run for a few minutes before you get in. This may sound harmless, but it results in a lot of wasted water in the drought-stricken Bay Area. “...
Findings based on statistically reliable research from 125 surveys

Customer Satisfaction

Survey Question: On a scale of 1 to 10 how satisfied were you with the quality you received?
Chart.

Company Credentials

Workers Compensation
Liability Insurance
License Verification
Business Practices
Current Complaint File

Customer Loyalty

Survey Question: If you needed this product or service in the future, would you use this company again?
Chart.
90%
n = 125

Diamond Certified Qualification

Based on 125 customer surveys, we declare
Advanced Plumbing and Rooter Service
has passed all rating steps and has earned
The Diamond Certified Award
No. 2358
Continuously qualified since May 2016.
David Pak
Director of Ratings Research
American Ratings Corporation

Verbatim Survey Responses From Only Verified Customers

Sandeep B. Verified Customer Name
"Professional nature, and he understood the problem. Solved the issue in a short amount of time."
Research conducted by American Ratings Corporation. Ratings Methodology

Diamond Certified® Video Profile

Company Capabilities Table

Advanced Plumbing and Rooter Service
(925) 276-5616
DCID9253836100

Mon – Sat: 7am – 7pm

Serving Contra Costa and Alameda Counties including San Ramon, Danville, Lafayette, Pittsburg, Concord, Antioch, Pleasant Hill, Oakley and Orinda.

Bill Van Mastrigt, Owner
20
6
782789
Liability Insurance, Workers' Compensation
1999
Plumbing Maintenance & Repair; Traditional & Tankless Water Heater Repair & Replacement; Trenchless Sewer Line Replacement; Interior, Exterior & Underground Gas Piping; Plumbing for Remodels & Additions; Pumps & Pump Systems; Hydro-Jet Sewer Cleaning
Bradford White, BrassCraft, Fluidmaster, Grohe, InSinkErator, Toto
Commercial, Residential
1-Year Warranty on Water Heater Installations, 90-Day Warranty on Plumbing Repairs, 30-Day Warranty on Drain Repairs, Manufacturers’ Warranties on Products
Contra Costa Plumbing

Photo & Video Gallery

Survey Responses For

Advanced Plumbing and Rooter Service

Advanced Plumbing and Rooter Service: Average 8.8 out of 10 based on 125 unique customer surveys of customer satisfaction.
Sandeep B. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Cleared the clog in the drain pipe. The guy who came was very professional and got the job done in the least possible amount of time. "

"Professional nature, and he understood the problem. Solved the issue in a short amount of time."

Harvey K. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I'm Diamond Certified. I was looking for a guy and he was there. I think they do a great job."

"Very timely and professional, they are way underrated."

Jill C. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Customer service is great and they get the job done."

"I called them on the weekend and they came out right away. The job was done quickly."

Judy F. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"That they're great and always on time for numerous times"

"The workers' attitudes were really friendly and it showed that they cared about the job."

Alfred C. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They're very able and willing to make it on time. They helped a lot."

"That they came on Christmas day"

John S. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were very responsive to an emergency we had. "

"Responsiveness"

James L. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were very dependable, friendly, and reliable."

"They did what they said they were going to do."

Nichole O. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"The service is good as you would expect from a company who is Diamond Certified. I get your book and use the website a lot."

"He keeps his word. He does what he says he will do."

San S. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"He came when he said and fixed what he said, within the price he said."

"The promptness"

Ivan A. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were very dependable, friendly, and reliable."

"They did what they said they were going to do."

Elise J. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They have come out two or three times. They are competent and efficient, very informative. They are also very thorough and clean."

"They are very particular."

Raymond W. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are very professional, competitively priced, and they do the work timely."

"The professionalism"

Renee V. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They go above and beyond. They stayed really late to make sure everything was working right. I was very satisfied."

"They got the job done."

Alex K. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They're professional, clean, and quick."

"They came out immediately to fix the issue."

Shalini C. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did a really good job."

"They showed up within an hour of calling."

Melissa M. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were professional, and they seemed to know what they were doing."

"They were friendly, and they fixed the problem. They came on time, and they cleaned up their mess at the end of the job."

Ava N. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"It was easy to set them up, and they came out quickly. I didn't have to wait a long time for an appointment. They were professional and friendly."

"They came out quickly."

M.A. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are very knowledgeable and courteous."

"They are reliable, and they get the job done."

M.V.A. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Bill, the owner, is very knowledgeable. He's the only person I deal with at Advanced Plumbing and Rooter. I would highly recommend him."

"I like Bill. He's professional and knowledgeable. I wouldn't use anyone else."

Karen M. Verified Advanced Plumbing and Rooter Service Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would tell other consumers that they're a first-class plumbing company."

"Bill, the owner, has many years of experience under his belt."