Top Rated Commercial Contractors Serving Sunnyvale, CA
If you really care about choosing a quality commercial contractor, we’re here for you. Here’s your access to the best commercial contractors serving Sunnyvale including 94087, 94086, 94085, 94089 and 94088. These contracting experts provide commercial project management and commercial waterproofing, and they also work on commercial building maintenance, commercial renovation services and commercial renovation. For 22 years we’ve conducted the most accurate ratings and deepest research of local contractors, so you’ll be confident in choosing.
Last Updated May 15, 2026
6,192 people sourced companies in Contractor - Commercial
Peninsula Design and Construction provides a comprehensive range of remodeling and construction services for both residential and commercial clients a...
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Main Services
Contractor - Design & Build
Contractor - Commercial
Additional Services
Ground-Up Residential and Commercial Construction, Home Repairs, Carpentry, Custom Cabinets, HVAC, Plumbing and Electrical Work, Concrete Work, Painting, Roofing
Coverage Areas
San Mateo County, San Francisco County, Santa Clara County, Alameda County, Contra Costa County
Diamond Certified Commercial Contractors Serve These Sunnyvale ZIP Codes
94087, 94086, 94085, 94089, 94088
Diamond Certified Commercial Contractors In Sunnyvale
Diamond Certified commercial contractors serving Sunnyvale are rated an average of 4.7 out of 5 stars based on 437 reviews of 12 rated commercial contractors. Diamond Certified commercial contractors in Sunnyvale Avg. Star Rating.
We make you an expert at choosing a high-quality commercial contractor in the Sunnyvale area.
For those who love quality local commercial contractors.
Within our Diamond Certified Resource:
You choose from only top rated Diamond Certified commercial contractors that serve our Sunnyvale area.
You see each contractor’s deeply researched report from our research.
You’ll love and refer your friends and family to your new Sunnyvale area Diamond Certified commercial contractor. They provide expert services, including commercial signage installation, commercial landscaping services, commercial waterproofing, commercial demolition services, commercial construction consulting, and more.
Every Diamond Certified commercial contractor that serves residents in 94087, 94086, 94085, 94089 and 94088 performs various specialties, including commercial project management, commercial carpentry, commercial flooring installations, commercial painting services, and commercial plumbing services.
How to Choose a Quality Sunnyvale Commercial Contractor for Your Family
Click the name of the contractor 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 contracting 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 contractors, 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 barbecuing, writing, brewery tours, bookstores and outdoor theaters. Sunnyvalians use Diamond Certified commercial contractors for office remodeling, commercial construction, commercial plumbing services, commercial landscaping services, commercial remodeling, and more.
Frequently Asked Questions for Contractor - Commercial in Sunnyvale, CA
Q: What are clients of Diamond Certified commercial contractors saying about contractors in Sunnyvale, CA?
A: Verified Peninsula Design and Construction Customer, 1 of 10 "They are reliable, costly, efficient and considerate of your time and money. They are always up for brainstorming and finding solutions to your problems, which can be life saving when you are stuck with issues in the middle of a project. They are also empathetic and considerate of all the mental challenges you may go through during a project. Their professionalism yet their warmth and helpfulness during hard times, trust me, renovations are hard." - Amelia R. All Survey Responses for Peninsula Design and Construction
Q: What are some of the most popular brands that Diamond Certified commercial contractors use when working with Sunnyvale residents?
A: Diamond Certified commercial contractors use top-quality brands like Simpson Strong-Tie, Hilti, Sherwin-Williams, CertainTeed and Andersen.
Q: What types of commercial waterproofing do commercial contractors offer?
A: Commercial contractors offer a wide range of services for commercial renovation, including interior and exterior renovations, new build construction, remodeling, tenant improvements, and more. They can also provide services such as painting, plumbing, electrical work, HVAC, and other services necessary for a successful renovation.
Q: Can Diamond Certified commercial contractors work with Bosch products and similar items so I can get commercial project management in Sunnyvale?
A: Yes, Diamond Certified commercial contractors can work with Bosch products and similar items to provide commercial project management in Sunnyvale.
Q: What did people search for when they wanted to find the best quality commercial 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
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