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Find Flat, foam, or single ply roofing installers and replacers in Diamond Bar

Avatar for Clear View Roofing & Construction
Clear View Roofing & Construction
5.0(
65
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

"David from Clearview Roofing was fantastic in helping replace the roof at my daycare center. We had a huge leak, and he was incredibly speedy with the repairs. He took care of everything from A to Z, making the whole process smooth and stress-free. Highly recommend!"
Hard Working Crew Member
Owens Corning 50 Yr. Roof
Owens Corning 50 Yr. Roof
Owens Corning 50 YR System
Owens Corning 50 Yr. Roof

+7

Response time4 hrs
Response rate98%
822 neighbors recently requested a quote
Avatar for Hoyt Roofs, Inc
Hoyt Roofs, Inc
4.8(
105
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 1990

Free estimates

Warranties offered

"We are giving Hoyt Roofing a 5 Star rating, because of the excellent job they did on the installation of our new roof. The whole process only took four days and the workers went over and above to keep us informed of the progress and maintaining a clean work area. We were impressed from the initial meeting where we discussed and deciding on the terms and conditions to completion of the job. They were not pushy or try to upsell their products. We highly recommend this company to anyone who needs a new roof."
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+8

Response time1 day
13 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Roofing Angels
Roofing Angels
5.0(
17
)

Serving Diamond Bar, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2018

Free estimates

Emergency services offered

"I had been putting off replacing my roof for a while, but after a particularly bad storm, I finally knew it was time. After getting a few quotes, we decided to go with Roofing Angels, and I’m so glad we did. Jonathan made the whole process really easy to understand, and I never felt pressured. He walked me through the options, and together, we decided on the best route. The team came in, got to work, and were done before I even realized it! The job was completed in less than a week, and the crew was awesome—very professional and careful about not disturbing our property. I was impressed by their work ethic and how they kept me updated without me needing to chase them down for info. The new roof looks amazing, and it’s so much more secure than the old one. The whole experience was so smooth that I actually feel bad for waiting so long to replace it! If you’re looking for a trustworthy, hardworking team that won’t cut corners, Roofing Angels is the way to go. Jonathan and his crew made everything happen seamlessly, and I couldn’t be happier with the result!"
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+8

Response time9 hrs
Response rate99%
18 neighbors recently requested a quote
Avatar for Platinum Roofing and Retro-Fit
Platinum Roofing and Retro-Fit
5.0(
25
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 1997

Free estimates

Emergency services offered

"Hiring them for my flat roof replacement was a total win. They were so on the ball, always there when I needed them. And let me tell you, their crew? Top-notch. They didn't just replace my roof; they gave me peace of mind. Now, I've got a roof I can trust, thanks to you guys!"
Before
Before
Before
During
During

+37

Response time8 hrs
7 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for PLA Roofing
PLA Roofing
5.0(
3
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2000

Free estimates

Offers commercial services

"I call PLA Roofing to get my free estimate. They came at the next day. I?m happy with the results. I do recommend this roofing company, they are polite, understanding and get the job done."
5 neighbors recently requested a quote
Avatar for Federal Building & Roofing
Federal Building & Roofing
4.9(
69
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 1979

Free estimates

Warranties offered

"GREAT! REASONABLE PRICE, QUICK, EFFICIENT, GAVE ME QUOTE IMMEDIATELY, DIDN'T REQUIRE MONEY UP FRONT ONLY AFTER JOB COMPLETE. WOULD DEF. HIRE AGAIN. NEEDED ROOF REPAIR FROM WATER LEAKING INTO SPARE BEDROOM. THEY GOT UP ON ROOF TOOK BEFORE AND AFTER PICTURES OF MY TILE ROOF. THEY WIDENED THE VALLEYS REPAIRED BROKEN TILES AND REPAIRED AROUND VENTS. TWO DAYS WORK."
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Composition Roofing
Tile Roof

+2

4 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Pro Vision COL Roofing, Inc.
Pro Vision COL Roofing, Inc.
5.0(
10
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"PVC Roofing was amazing. They gained my trust and I would hire them again. Our reroofing project was handle professionally. They went above and beyond to address any issues I had. They kept us informed and kept an eye on the weather and had a plan just in case. I donà ¢à  à  t usually write reviews but I felt I needed to give Oscar and his crew the credits. They really are great and took care while doing our roof."
21434 Osborne St
21434 Osborne St
21434 Osborne St
291 N Willow Ave
291 N Willow Ave

+20

Response time2 days
Recommended by90%of homeowners
Avatar for Northwood Roofing
Northwood Roofing
4.8(
32
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

"Warren was very thorough and professional. He inspected our roof for our new home and out us at ease. I would definitely recommend him. We’ve referred others to him as well."
Response time1 day
4 neighbors recently requested a quote
Recommended by84%of homeowners
Avatar for Hann Roofing
Hann Roofing
5.0(
11
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

"Wonderful company to hire! Easy to deal with, explained everything in detail, great customer service, looks beautiful and Iâ m sure itâ ll last long enough for my grandkids to have to replace it not me again! Thank you Hann!"
Presidential Shingle Roof
Presidential Shingle Roof
Sierra Grey Shingle Roof
Shingle Roof
Nightsky Shingle Roof

+44

Response time5 hrs
Response rate100%
36 neighbors recently requested a quote
Showing 1-10 of 27
FAQs for flat, foam, or single ply roofing installation and replacement projects in Diamond Bar, CA

Many roofing pros point to PVC as the top performer on flat roofs thanks to its tough seams and long-term waterproofing. A properly installed PVC membrane can last 30 years or more, resisting ponding water and harsh weather with ease. You will pay more up front than you would for EPDM, but the added durability often translates into fewer repairs and a lower cost per year of service.

Yes, a rubber roof is an environmentally friendly choice. Most rubber membranes contain recycled content and can reflect heat, which helps trim cooling bills in hot weather. Manufacturing has a lighter footprint than many traditional materials, and the long lifespan means fewer tear-offs headed to the landfill. If sustainability is a priority, ask your roofer about brands that carry third-party eco-certifications and confirm they meet local environmental standards.

The Diamond Bar, CA homeowners’ guide to flat, foam, or single ply roofing installations and replacements

From average costs to expert advice, get all the answers you need to get your job done.