Independently Rated Highest in Quality
E l e v e n t h
Consecutive Year
Originally Earned:
February 2006
We declare that Gateway Roofing & Waterproofing, Inc. HAS QUALIFIED for and continues to meet the Ongoing Research and Rating Requirements for Diamond Certified® status.
Certificate #828
(415) 347-5917

Gateway Roofing & Waterproofing, Inc. offers roofing and waterproofing services to residential and commercial clients throughout the Bay Area. In addition to repairing and installing all varieties of roofs, including modified bitumen, TPO system, tar and gravel, shingle, tile and metal, the company installs skylights and sun tunnels, performs siding replacements, and more.

Gateway Roofing & Waterproofing was established in 2004 to provide reliable and knowledgeable roofing services for Bay Area customers. Managers Vernal Lee and Karen Fung and their crew members have 15 to 20 years of experience in the roofing industry and have been working with the company since its establishment. “Our installers work well together, and they’re one of the most experienced teams in the area,” says Ms. Lee.

Gateway Roofing & Waterproofing also provides roof inspections for insurance companies and buyers who want to check a roof’s condition before purchasing a property. The company’s estimator has more than 30 years of hands-on experience with all types of roofing systems.

Company Philosophy

“We love what we do and treat our customers like family. We take our time and use high-quality materials to provide our customers with the best possible work in a cost effective manner. Our desire isn’t to build the largest roofing company in the Bay Area; instead, we seek to use our professional skills to take care of people’s needs and always make our customers happy.”

Serving the Bay Area

Roofing    
Sheet Metal Roofing
Waterproofing    
Roof Inspection
Related Sheet Metal Work
Siding Work

Certainteed
Certainteed
Custom Bilt
EagleLite
Elk
GAF
U.S. Tile
U.S. Tile
Una-Clad
Una-Clad

Comparative Summary

Gateway Roofing & Waterproofing, Inc. is a San Francisco-based roofing and waterproofing firm that serves residential and commercial clients throughout the Bay Area. The company’s main focus is repairing and installing all varieties of roofs, including modified bitumen, tar and gravel, shingle, tile and metal. It also works with gutters and downspouts and installs skylights, sun tunnels...

Frequently Asked Questions

Q: How long will my roofing job take?
A: "Repair work can usually be completed in one day. A complete roof replacement on a typical house usually takes two days. Commercial buildings may take a week or more."
Q: What’s roofing ventilation and why is it important?
A: "Roofing ventilation is the continuous flow of air through an attic space. It’s essential to dissipate heat and protect your building from moisture. Improperly ventilated attic spaces can create temperatures of up to 150 degrees, which can da...
Q: What should I do to prepare for my roofing job?
A: "Remove pictures, plates, and other items from the walls—vibrations and shaking can cause them to fall. Also, move potted plants and other portable items away from the perimeter of the building."

Industry Info

When hiring a roofing contractor, don’t be afraid to ask questions.
“You should immediately address anything you don’t understand,” says Vernal Lee, owner of Gateway Roofing & Waterproofing, Inc. in San Francisco. “A good roofing company should answer every question and communicate openly with their customers....
Findings based on statistically reliable research from 113 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.
99%
n = 113

Diamond Certified Qualification

Based on 113 customer surveys, we declare
Gateway Roofing & Waterproofing, Inc.
has passed all rating steps and has earned
The Diamond Certified Award
No. 828
Continuously qualified since February 2006.
David Pak
Director of Ratings Research
American Ratings Corporation

Verbatim Survey Responses From Only Verified Customers

Cathy K. Verified Customer Name
"The owner seemed to be frank and knowledgeable. I felt that I got what I paid for."
Research conducted by American Ratings Corporation. Ratings Methodology

Company Capabilities Table

Gateway Roofing & Waterproofing, Inc.
(415) 347-5917
(510) 559-9697 fax
DCID4153346008

Mon – Fri: 8am – 5pm

Serving the Bay Area

Karen Fung, Vernal Lee, Owners
20
6
799104
Liability Insurance, Workers' Compensation
2004
Roofing, Sheet Metal Roofing, Waterproofing, Roof Inspection, Related Sheet Metal Work, Siding Work
Certainteed, Custom Bilt, EagleLite, Elk, GAF, U.S. Tile, Una-Clad
Commercial, Residential
10 to 12-Year Warranty on Workmanship
San Francisco Roofing

Survey Responses For

Gateway Roofing & Waterproofing, Inc.

Gateway Roofing & Waterproofing, Inc.: Average 9.3 out of 10 based on 113 unique customer surveys of customer satisfaction.
Cathy K. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were efficient, neat, friendly, and they did what they were supposed to do."

"The owner seemed to be frank and knowledgeable. I felt that I got what I paid for."

Collin W. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They stand by their word. When I found a leak, they came back to resolve it."

"They're really friendly and nice."

Junona J. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were quick, clean, cautious, very efficient, and they did an excellent job."

"I liked their responsiveness and that they did a good job."

Margaret B. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did their jobs well."

"They were nice and polite. All was well."

Mr. B. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are good at what they do. They work quickly and charge a good price. They build good quality roofs. I had no complaints. "

"I liked the good quality of the roof that they built, and I liked that they charged a very fair and reasonable price. I liked that I didn't run into any problems during the construction. They do everything properly."

Cesar T. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would recommend them. They did a very good job building the roof. I had no problems or complaints about their work. "

"I liked their assistance and efficiency of work. They knew what they were doing and did it well. "

Chris B. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did a good quality job rebuilding my worn out and leaking roof. They did a professional job. It has not leaked since."

"I really liked the quality of their workmanship and their price. They made having to get a new roof affordable for me. "

Dave B. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I think that they are extremely efficient. They come in and do the job. They were in and out as quickly as they could be."

"They did a very wonderful job. I wanted to have a non-leaking deck. They did that and then some. I have a lovely deck, and I am very happy."

Esther F. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were very honest and very upfront about doing the roofing construction project for us. We really liked them and the quality of their work. "

"I liked that they were very professional. Their roof crew knew what to do and did it. They did very thorough work and cleaned up well. "

Helen K. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would recommend them. They are very reasonable."

"They were very timely and very neat. They cleaned up every day. I had the best experience with this roofer. I would use them again."

Alex Z. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Overall, Gateway does very good work for a very reasonable price. They are professional, and they do thorough work for us. They worked with us and our team. It was a collaborative effort. We like their process of being able to show us defects, structural defects with emailed photos on the spot. We were very impressed with their abilities, quality of work, and their prices."

"I like that is a relaxed interaction and no pressure to sign a contract right away, but more of a discussion, and they give good suggestion. They worked with our staff so well. We are very happy with the warranty they gave us and the follow-up too. We plan to use them more and more, because their work is so good. "

Jimmy K. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I liked the roof they constructed on my home. They did everything they said they would do and were very professional. Their crew did a very good job. "

"I liked that they solved the problems I had with a leaking roof and built a high quality roof that will last a long time. They do very good construction for a reasonable price."

Joellen R. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were very responsible, and they showed up on time."

"Their work was really good."

Mike R. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I was very happy with the quality of the roofing job that they did for me. They offered good customer service, they were polite, on time, and it was a first-rate service."

"I liked that they were professional, efficient, personable, and very good at what they did. They have excellent roofing skills."

Mimi L. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were nice people, they did a very good job, and their timing was good. They cleaned up afterwards, and they resolved any problems to our satisfaction. "

"I really liked the quality of their roofing materials and their workmanship. That was very good. They are there to help, so if you do not like something, they will redo it for you. "

Mrs. W. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were fast, efficient, and they cleaned up the debris each day. They built a wonderful, high quality roof. "

"I liked their workmanship and the reasonable price. They made getting a new roof very affordable for me. "

Mr. P. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are excellent problem solvers. They come up with solutions that really work and save us money. They redid a bad roof someone else had built and were just terrific. They also fixed a problem wall that we had. We really like knowing we can rely on them to figure out solutions that we wouldn't know how to do on our own."

"I like that they are professional, and their prices are reasonable. They are trustworthy, businesslike, and they do what they say they will do in a timely manner. The best part is that they are problem solvers who are very creative."

Shirley C. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They do good quality work and are very fine roofers. The owner is on site and involved throughout the job. The crew is very diligent and clean up continuously. They have a system, a process. They had everything that needed to be done, covered very well. Their process worked very efficiently. They built a very high quality roof. "

"I liked that they completed the job on time for a reasonable price and that they completed a great roof for me. It was a very nice experience."

Landon R. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would say that they went above and beyond expectations. They do the work quickly and efficiently. It was completed before they had even estimated. It was great, because they cleaned up everything. It was done so efficiently that I didn't notice any mess."

"Their services were all inclusive. They took care of the permits, the clean-up, and their prices were reasonably good and fair."

Joe F. Verified Gateway Roofing & Waterproofing, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:"They have good prices, and they are dependable. They show up when they say they will, and they get the job done, which is very important."