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Find Flat, foam, or single ply roofing installers and replacers in Portola Valley

Avatar for Imperia Roofing and Exteriors
Imperia Roofing and Exteriors
5.0(
48
)

Serving Portola Valley, CA and surrounding areas

Approved

In business since 2016

Free estimates

Emergency services offered

"We recently replaced the roof on our approx. 2000 sqft flat roof home in Belmont and wanted to go with a TPO system. After meeting with several roofing companies, it became clear that most of them were more comfortable offering asphalt materials, but did not have the same level of experience with single ply systems. Imperia Roofing immediately stood out because of their knowledge of TPO and their confidence working with this type of material. Sean was the estimator who met with us, and he took the time to explain the full system in detail and the proper installation methods. What really gave us confidence was that he was able to show us many past projects he personally completed, both commercial and residential, so we could see that this was not new for them. The project went exactly as planned. Sean was on site every day, gave us status updates each morning, and kept everything on the exact schedule he promised from day one. The finished roof looks great, and the quality of the wo"
Old Roof
Old Roof
Old Roof
New Roof
Old Roof

+458

99 neighbors recently requested a quote
Avatar for Clear View Roofing & Construction
Clear View Roofing & Construction
5.0(
43
)

Serving Portola Valley, CA and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

"Very professional company to work with. Was having leaks over the years after multiple handy man repairs, but those usually dont last especially after the hurricane we just had. When it was time to re-roof, I came across Clear View. Communication was excellent. There was not a single time someone didnt answer my call or call me back ASAP to answer any questions I may have had. Their price was right in line with the other estimates I had received, so it really came down to who can provide me with the most trustworthy work. They were on top of the project from start to finish, and completed the job exactly when they projected. Ive already recommended them to my neighbors and family members, Overall, I would work with them in the future. Definitely"
Tile Roofing
Shingle Roofing
Flat Roofing
Response time6 hrs
Response rate99%
7 neighbors recently requested a quote
Avatar for Above All Roofing Solutions Inc
Above All Roofing Solutions Inc
4.2(
147
)

Serving Portola Valley, CA and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"Applied their service for the listed $99 coupon. However, was told it didn't cover the built up roof. Project was cancelled. Did get a quick call for the feedback."
Additional Photos
Additional Photos
Additional Photos
Response time2 days
14 neighbors recently requested a quote
Recommended by85%of homeowners
Positive Results Roofing
5.0(
25
)

Serving Portola Valley, CA and surrounding areas

Approved

In business since 1983

Free estimates

Emergency services offered

"Pete (the owner) and his roofing crew (Genaro, Alberto, Pedro) were great! Pete replied promptly to my initial inquiry and came out right away to look at the roof. Following that, it took somewhat longer than I had hoped to get an initial bid and to actually start the job, but his bid turned out to be lower than the others, and I could see that the delay was for the right reason -- Pete always prioritizes the roof he's already working on to make sure it's done well and as quickly as possible, so a house doesn't stay unprotected for longer than necessary. Once they finally finished earlier projects and started working on our roof, they were 100% on task from start to finish. They are a small company and ours was a complex, 4000+ square foot roof that required ordering special materials along the way, so it took about a month to complete the job with 3 guys working 40 hours per week. However, I really appreciated the way they always started promptly on time each day and worked closely with my wife and I throughout the entire process to make sure work was being done exactly as we (and the City's historic rules) needed it done. Pete and his crew were friendly and very accommodating of special requests related to the historic peculiarities of our house, skylights, neighbor's concerns about parking, etc. Many parts of the roof required creative, on-the-fly problem solving, due to the non-standard construction of our 1800's house. Genaro, especially, was great at innovative problem solving and did beautiful work, but everyone on the team was super dedicated, hard working, and skilled. We have already had one heavy downpour since the new roof went on, and not a single drop got through! I can confidently recommend Positive Results Roofing if you are looking for a small, personable company that is licensed and bonded and does quality roof replacements or repairs for a reasonable price."
Response time2 days
4 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Diamond Ridge Roofing Systems
Diamond Ridge Roofing Systems
5.0(
9
)

Serving Portola Valley, CA and surrounding areas

Approved (Corporate)

In business since 2008

Free estimates

Emergency services offered

"We recently got our roof and gutter replaced by Diamond Ridge Roofing Systems and they did a great job! Andre was the project manager and he was very knowledgeable, he kept my family and I in the loop on the progress throughout the whole project. Very happy with how our roof turned out."
Roofing Project
Roofing Project
Roofing Project
Response time2 days
27 neighbors recently requested a quote
Recommended by75%of homeowners
Avatar for NewHaus Roofing and Construction
NewHaus Roofing and Construction
4.5(
280
)

Serving Portola Valley, CA and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"The project manager Art is great!! I have ever done a roof Installation. He was very knowledgeable, gave me step-by-step how Process would work. Everything time I called him to ask him questions he answered or replied quickly. It was nice to know that someone was there answer all my questions. The roofers were fast quick clean. They all did a great job working together as a team Thank you Elizabeth loza"
Shingle Re Roof
Metal Roof
Metal Roof
Metal Roof
Metal Roof

+4

Response time1 day
Response rate100%
276 neighbors recently requested a quote
Avatar for Platinum Roofing and Retro-Fit
Platinum Roofing and Retro-Fit
4.9(
33
)

Serving Portola Valley, CA and surrounding areas

Approved

In business since 1997

Free estimates

Emergency services offered

"We're thrilled with the work done by Platinum! They replaced our entire roof, and we couldn't be happier. The price was fair, and the quality of their work was an exactly what they mentioned to us when they first gave the estimate. We were so impressed that we've already decided to hire them for our family business's body shop roof. If you need roofing work done, these guys are the ones to call!"
Before
Before
Before
During
During

+37

Response time8 hrs
7 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Lifetime Roofing and Renovation
Lifetime Roofing and Renovation
4.6(
24
)

Serving Portola Valley, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2010

Free estimates

Emergency services offered

"Tony and his team went above and beyond to make sure the job was done on schedule and on budget. They were incredibly professional and friendly, helping to put my mind at ease with a large project that had to be completed on time. I highly recommend this company if you are considering a new roof or large construction project!"
Roofing Project
Roof Type: shingles and flat areas TPO
After-Job type flat roof and fecia boards
Roof Type: shingles and flat areas TPO
-Job type flat roof and fecia boards

+31

Response time10 hrs
Response rate100%
35 neighbors recently requested a quote
Avatar for DS Roofing
DS Roofing
5.0(
8
)

Serving Portola Valley, CA and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"I highly recommend DS Roofing! I needed a new roof for my detached garage. The old roof had multiple layers of old roofing and was in poor condition. DS Roofing came out and gave me a fair price for the job. The owner was very helpful and informative, answering all my questions. Once I selected the bid, the crew showed up within a few days and tore off the old roof and installed the new one very quickly. What impressed me the most was how clean the ground was after all the debris that fell during the removal process."
8 neighbors recently requested a quote
Avatar for Journey Builders
Journey Builders
4.3(
132
)

Serving Portola Valley, CA and surrounding areas

Approved (Corporate)

In business since 2022

Free estimates

Credit card accepted

"I had been putting off getting my roof replaced for years, but I'm so glad I finally made the call to these guys. The new shingles they installed look fantastic and have really improved the overall appearance of my house. I'm beyond impressed with the quality of the work and the excellent customer service. I wholeheartedly recommend Journey Builders for your roofing needs."
Night Sky
Amber Shingle Re-Roof
Amber Shingle Re-Roof
Roof Before
After Demo

+16

Response time2 days
Response rate90%
318 neighbors recently requested a quote
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FAQs for flat, foam, or single ply roofing installation and replacement projects in Portola Valley, 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 Portola Valley, 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.