Top Rated Commercial Roofing Contractors Serving Sunnyvale, CA
If you really care about choosing a quality commercial roofing contractor, we’re here for you. Here’s your access to the best commercial roofing contractors serving Sunnyvale including 94087, 94086, 94085, 94089 and 94088. These commercial roofers provide roof restoration and green roofing, and they also work on roof flashing, flat roof repair and roofing materials. For 22 years we’ve conducted the most accurate ratings and deepest research of local companies, so you’ll be confident in choosing.
Last Updated May 15, 2026
3,900 people sourced companies in Roofing - Commercial
All Seasons Roofing & Waterproofing, Inc. has been serving the Greater Bay Area for more than 35 years and is one of the most well-established roofing...
KITA Construction Group, LLC provides a wide range of roof repair, maintenance, and replacement services for commercial and residential clients throug...
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Main Services
Roofing - Commercial
Additional Services
Roof Repair, Maintenance & Replacement, Painting, Remodeling & Renovation, Water & Fire Damage Restoration, Roof Inspections, Gutter Guard Installation
Diamond Certified Commercial Roofing Contractors Serve These Sunnyvale ZIP Codes
94087, 94086, 94085, 94089, 94088
Diamond Certified Commercial Roofing Contractors In Sunnyvale
Diamond Certified commercial roofing contractors serving Sunnyvale are rated an average of 4.3 out of 5 stars based on 300 reviews of 9 rated commercial roofing contractors. Diamond Certified commercial roofing contractors in Sunnyvale Avg. Star Rating.
We make you an expert at choosing a high-quality commercial roofing contractor in the Sunnyvale area.
For those who love quality local commercial roofing contractors.
Within our Diamond Certified Resource:
You choose from only top rated Diamond Certified commercial roofing contractors that serve our Sunnyvale area.
You see each company’s deeply researched report from our research.
You’ll love and refer your friends and family to your new Sunnyvale area Diamond Certified commercial roofing contractor. They provide expert services, including roof flashing, roof ventilation, roof warranties, Green roofing, roofing materials, and more.
Every Diamond Certified commercial roofing contractor that serves residents in 94087, 94086, 94085, 94089 and 94088 performs various specialties, including roof restoration, roof waterproofing, commercial roof maintenance, roof moss removal, and roof repair.
How to Choose a Quality Sunnyvale Commercial Roofing Contractor for Your Family
Click the name of the company to get to their Diamond Certified Company Report page.
Watch their Diamond Certified Video Profile and other videos that we’ve created for you.
Read their verbatim client survey responses and our researched articles.
Get helpful commercial roofing tips if they are a Diamond Certified Expert Contributor.
Call or email them to schedule an appointment.
Become a Diamond Certified Preferred Member and Join Your Sunnyvale Neighbors
If you love quality local companies, this is for you. Become a Diamond Certified Preferred Member (always free) and get a double performance guarantee, extra guides and tips, our annual Diamond Certified Directory, and more.
Your Diamond Certified Resource. We make you an expert at choosing.
We make you an expert at choosing local companies by giving you the most accurate ratings, deeply researched company reports and Diamond Certified Guide of all Resource Guides, which cover 70+ industries in the Auto, Home, Health and Personal service categories. Each guide contains 16 key articles that are separated into “Before, During and After the Job” tabs. These are written to guide you through each phase of hiring, starting, managing and ending a job in that specific type of service.
Diamond Certified Resource Compared to Crowd-Sourced Review Sites
Diamond Certified Resource’s ratings of local companies are based on surveys of only verified real customers, so they are the most accurate. This beats crowd-sourced review sites like Yelp, Angi or even Google that are plagued with fake, manipulated, cherry-picked and non-customer reviews, which produce inaccurate and often inflated rating scores.
Diamond Certified Resource’s deeply researched reports of top rated Diamond Certified companies include everything you need to see to be very confident in choosing a top rated local company. Each company report includes detailed quality ratings and scoring, verbatim customer survey responses, a profile video, a company story video, a capabilities table, a photo gallery, researched articles, unique expert contributions from the company’s owner, and more. This beats crowd-sourced review sites that solicit companies to “claim their business listing” and add any type of info to their profiles. This sounds good, but it has led to company profiles that are littered with false claims and incomplete info.
Sunnyvale was founded in 1850, and today, your 145,945 neighbors enjoy glass blowing, winery tours, antiquing, beach picnics and cheese tasting. Sunnyvalians use Diamond Certified commercial roofing contractors for roof coatings, metal shingles, roof flashing, steel roofing, roof leak repair, and more.
Frequently Asked Questions for Roofing - Commercial in Sunnyvale, CA
Q: What are clients of Diamond Certified commercial roofing contractors saying about companies in Sunnyvale, CA?
Q: What are some of the most popular brands that Diamond Certified commercial roofing contractors use when working with Sunnyvale residents?
A: Diamond Certified commercial roofing contractors use top-quality brands like Johns Manville, Decra Roofing Systems, Tremco, Gaco Western and Metal-Era.
Q: What types of roofing materials do commercial roofing contractors offer?
A: Commercial roofing contractors typically offer several types of roof flashing, including step flashing, counter flashing, and base flashing. Step flashing is designed to direct water away from the intersection of the roof and another material, such as a wall or chimney. Counter flashing is used to cover the edges of step flashing to provide a watertight seal. Finally, base flashing is installed along the base of a roof, wall, or chimney to direct water away from these surfaces.
Q: Can Diamond Certified commercial roofing contractors work with GAF products and similar items so I can get roof restoration in Sunnyvale?
A: Yes, Diamond Certified commercial roofing contractors can work with GAF products and similar items to provide roof restoration in Sunnyvale.
Q: What did people search for when they wanted to find the best quality commercial roofing contractors in Sunnyvale?
Sunnyvale is our home and we love it! Here you’ll find the best spots to revisit, the Sunnyvale events schedule, local social media links, stories of our Sunnyvale area unsung heroes and much more. Connect with your neighbors and share what you love about our hometown. Plus, join us as a Sunnyvale Diamond Certified Preferred Member (always free).
Downtown Sunnyvale is known for its modern architecture and welcoming community atmosphere. Photo: Sundry Photography
You are the customer. If your goal is to choose a roofing company that will deliver high customer satisfaction and quality, you’ll feel confident choosing a Diamond Certified roofi
From roof repairs to installation, roofing professionals handle a wide variety of services. Here is a list of common roofing services requested of contractors by homeowners.
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