Q: What are clients of Diamond Certified roofing contractors saying about companies in Discovery Bay, CA?
A: Verified
Bay Valley Roofing Customer, 1 of 243
"They're very professional and thorough. I think they're an excellent company to do business with. Everyone I dealt with was just fantastic. I'm happy they fixed my roof. It was leaking pretty bad, and nothing I did seemed to work. " - Matt M.
All Survey Responses for Bay Valley RoofingVerified
Roof-Life Construction Customer, 1 of 102
"Tom was great. He came out around ten times, because it was such a big project. He was very responsive, and he put in a huge effort to try and figure out what the problem was. He didn't give up. Tom responded to my calls quickly, and I was always in the loop. He was very pleasant, friendly, and easygoing. The other workers on the job were wonderful also." - Ann L.
All Survey Responses for Roof-Life ConstructionVerified
Yorkshire Roofing of Northern California Inc. DBA Roofmax Customer, 1 of 422
"They do what they say they're going to do. They were prompt. They came when they said they would come, and they did a good job. They just did what they said they were going to do, and they fixed my roof." - Bonnie F.
All Survey Responses for Yorkshire Roofing of Northern California Inc. DBA RoofmaxVerified
Abril Roofing, Inc. Customer, 1 of 371
"I am a real estate agent, and I have already recommended Abril Roofing to clients and other agents. Unfortunately, roofers in general don't have the best reputation and a lot of them are there today and gone tomorrow. Getting roofers to come back and fix something can be really difficult, because they just disappear. Abril Roofing have been around a long time, and they are really tops. I felt like they were ethical. They explained everything in very specific detail, and they gave us pages and pages with lists of satisfied customers and their phones numbers so we could call and get recommendations. My husband did do that, and it was very helpful. We didn't have to chase down references. It was really nice." - Holly L.
All Survey Responses for Abril Roofing, Inc.Verified
General Roofing Company Customer, 1 of 471
"They are reliable, very knowledgeable, and experienced. They knew exactly what was needed to repair my room, and they did a good job. I have not had any problems up there since. I liked that they were professional, responsive, and they came on time. I liked that they fixed my roof quickly, and there has not been a problem since. " - Lou T.
All Survey Responses for General Roofing CompanyVerified
Dynamic Roofing Inc. Customer, 1 of 79
"Very efficient and their communication is on par, as far as letting you know what's going on. I had a little hiccup with the city permitting, but overall it was very good. Responsive, efficient and great work" - Matt
All Survey Responses for Dynamic Roofing Inc.Verified
Marco Roofing Customer, 1 of 499
"I would say they're timely, careful, and efficient. Everything about them as a company is perfect. Everything was done right and up to code. I'm happy. Their workmanship is excellent. They're timely and professional." - Evan A.
All Survey Responses for Marco Roofing 
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