Our annual ranking of top construction firms highlights the top companies in Cupertino based on their project volume over the past year, with a focus on relevance. This compilation is derived from permit and contractor information sourced from city, county, and state building departments through our partners at BuildZoom. For further information regarding data accuracy, please consult the note at the end of this article.
Construction data plays a vital role across the entire building industry, supporting a wide range of professionals from suppliers to subcontractors. For businesses offering materials or services to general contractors, understanding construction activity and market trends can significantly improve their outreach strategies. By keeping an eye on major project launches and shifts in contractor business patterns, these companies can time their marketing to align with real needs—like when a contractor is scaling operations or entering a new growth phase. Subcontractors also benefit by using contractor data to identify and connect with general contractors who are actively managing large or frequent projects. This kind of targeting helps them find better opportunities and form productive partnerships. At the same time, real estate developers, investors, and property owners can rely on detailed construction history and analytics to assess a contractor’s track record, ensuring that they’re hiring qualified professionals. Access to permits, licenses, and past project insights offers an added layer of transparency and confidence. As construction industry trends evolve, the ability to analyze and act on reliable data has become essential for staying competitive and making informed decisions.
| Business | # Projects (’23) | Average Contract Value |
|---|---|---|
| Build the Bay Inc | 4 | $15K |
| Custom Home Investment | 4 | $38K |
| EDR Design Build | 4 | $68K |
| RoseGold Builders | 4 | $30K |
| Top Home Builders Inc | 4 | $79K |
Build the Bay Inc
Address:
1630 Oakland Rd., San Jose, CA 95131
Build the Bay Inc stands out as one of Northern California’s leading kitchen and bathroom remodelers, known for delivering high-end craftsmanship and seamless project management across the South Bay, East Bay, and Peninsula. With years of hands-on experience in both traditional and modern construction, the company specializes in transforming kitchens, bathrooms, and entire homes with sleek, luxurious finishes and smart, functional designs. Fully licensed, bonded, and insured with the California State License Board, Build the Bay provides peace of mind along with exceptional service. Their design-build approach ensures that each project is expertly planned and executed, from architectural drawings to the final clean-up. Whether it’s a simple kitchen upgrade or a full ADU and home addition, their seasoned team manages every detail—walls moved, layouts redesigned, materials sourced, and timelines kept. Clients praise the company’s transparent communication, attention to detail, and personalized care throughout the remodeling process. Build the Bay doesn’t just deliver beautiful results—they prioritize the homeowner’s experience and satisfaction every step of the way. Their portfolio reflects a strong commitment to quality and innovation, backed by a growing list of loyal customers and glowing referrals. With an expert crew, competitive pricing, and an unwavering focus on excellence, Build the Bay Inc. continues to set the standard for home remodeling in the Bay Area.
Data from the City of Cupertino Community Development Department, reviewed by the San Francisco Architects team, highlights two remodeling projects by Build the Bay Inc. In 2024, the firm undertook a comprehensive $306,726 interior remodel involving the kitchen, bathrooms, and laundry room. Back in 2021, they completed a $31,756 kitchen remodel covering 208 square feet.
Custom Home Investment
Address:
2092 Concourse Dr., Suite #9, San Jose, CA 95131
Custom Home Investment has been a trusted name in construction and development across Northern California since 2005, delivering high-quality residential and commercial building services with unmatched reliability and precision. With two decades of industry experience, the company brings together expert craftsmanship, financial acumen, and a strong commitment to client education to ensure every project is both structurally sound and strategically valuable. From ground-up construction to interior design and custom furniture, their multidisciplinary approach allows them to offer comprehensive, turnkey solutions tailored to each client’s unique needs. What sets Custom Home Investment apart is their mission to go beyond traditional construction—they actively empower clients by sharing knowledge, offering transparent communication, and guiding them through every phase of the building process. Their investment-driven construction strategies help clients make informed decisions that yield long-term returns, making them a valuable partner not only in building homes but also in building equity. Their skilled engineers, designers, and project managers are known for their attention to detail, on-time delivery, and ability to turn complex visions into lasting realities. As a company deeply rooted in both craftsmanship and client care, Custom Home Investment has built a loyal following and a solid reputation for excellence. With a keen eye for design, dedication to service, and a strong foundation in construction finance, they continue to shape the region’s built environment—one successful project at a time.
The San Francisco Architects team analyzed permits from the City of Cupertino Community Development Department and found that Custom Home Investment completed two major residential projects in 2021. One was a $387,692 full rebuild of an existing 1,701-square-foot single-family home, which included a 418-square-foot first-floor addition for a new kitchen and family room, along with an 850-square-foot second-story addition. The second was a $112,541 project to construct a new, detached 919-square-foot, two-story ADU with two bedrooms, two bathrooms, and a kitchen.
EDR Design Build
Address:
16185 Los Gatos Blvd., Suite #205, Los Gatos, CA 95032
EDR Design Build is a premier, award-winning design-build firm proudly serving the Bay Area with a reputation for delivering exceptional, detail-driven home transformations. With years of industry experience, the company has successfully partnered with homeowners, architects, and designers to complete countless large-scale renovations and new builds across Silicon Valley. EDR Design Build is recognized not only for its high standards of craftsmanship, but also for integrating cutting-edge technology to ensure precision and innovation at every stage of the remodeling process. Their team specializes in a full range of services, including custom new construction, ADUs, full home renovations, and stylish kitchen and bathroom remodels. Each project is approached with an unwavering commitment to quality, using only top-tier materials and proven building practices. What truly sets EDR apart is their client-first philosophy—making remodeling both simple and joyful through clear communication, personalized design, and meticulous project management. From the first consultation to the final inspection, the team prioritizes peace of mind and customer satisfaction above all. With a proven track record and a passion for creating homes that reflect each client’s unique lifestyle, EDR Design Build continues to be a trusted leader in the Bay Area remodeling industry.
The City of Cupertino’s Community Development Department issued permits for two residential projects by EDR Design Build, which were later reviewed by the San Francisco Architects team. In 2025, the company led a $503,484 interior renovation that reconfigured the kitchen, family room, third bathroom, and a bedroom. In 2021, they handled a smaller $60,000 project involving the remodel of two bathrooms and one kitchen, spanning 300 square feet.
RoseGold Builders
Address:
1729 N. First St., San Jose, CA 95112
RoseGold Builders is a full-service general construction firm known for its high standards in craftsmanship, attention to detail, and deeply personalized client service. Licensed, bonded, and insured in California, the company brings years of hands-on experience to a wide range of residential projects, including new construction, structural repairs, full home renovations, ADUs, and kitchen and bathroom remodels. With a portfolio that spans everything from modular and manufactured homes to custom additions and guest houses, RoseGold Builders combines technical expertise with an artistic design sensibility. What truly distinguishes the firm is its appointment-only approach, which ensures each client receives undivided attention throughout every phase of the project. From the initial consultation to final walkthrough, the team is committed to aligning every design choice with the client’s vision, functionality goals, and budget. Their process is as thoughtful as it is thorough—designed to deliver not only beautiful spaces but also a smooth, worry-free experience. A large portion of their current business comes from client referrals, a testament to the trust and satisfaction they consistently inspire. Whether transforming a single room or building a dream home from the ground up, RoseGold Builders remains a trusted name for quality construction and unforgettable customer care across California.
RoseGold Builders completed two significant remodels in Cupertino, according to permit records reviewed by the San Francisco Architects team. In 2024, they carried out a $170,000 master bathroom and kitchen renovation. A few years earlier, in 2021, they executed a $73,569 project that expanded the kitchen by converting 53 square feet of garage space, remodeled the kitchen and bathroom, and reconfigured a second-floor living room into two bedrooms and a bathroom.
Top Home Builders Inc
Address:
5450 Thornwood Dr., Suite E, San Jose, CA 95123
Top Home Builders Inc is a trusted San Jose-based remodeling and construction company with over 15 years of experience delivering high-quality home renovations, ADU construction, and custom builds throughout California. Fully licensed, bonded, and insured, the company offers comprehensive, in-house services—from architectural design and engineering to project management—streamlining the remodeling process under one roof. Known for their meticulous attention to detail, transparent communication, and commitment to craftsmanship, Top Home Builders has earned a reputation as one of the region’s leading renovation experts. Each project begins with an in-depth consultation and continues with daily updates and reliable timelines, ensuring that homeowners stay informed and confident from start to finish. Their work consistently results in 5-star customer satisfaction, and all labor and materials are backed by warranty, offering peace of mind and long-term value. Family-owned and operated, the team takes a deeply personalized approach, tailoring every design to the client’s unique style and functional needs. Whether reimagining a kitchen, transforming a bathroom, or building an entirely new home, Top Home Builders combines creativity, experience, and integrity in every project. Their design team helps clients visualize every space before construction begins, offering thoughtful solutions and stylish aesthetics. With fair pricing and a client-first philosophy, Top Home Builders remains a standout choice for homeowners across the Bay Area.
The San Francisco Architects team examined records from the City of Cupertino Community Development Department and identified two notable projects by Top Home Builders Inc. In 2025, the firm completed a $152,800 remodel that included work on the kitchen and two bathrooms. Back in 2022, they undertook a $120,000 renovation involving the kitchen, master bath, and hall bath.
Note: The data used to compile this list may not be complete based on the availability of permit data – collecting and consolidating this data is a time-intensive and difficult task. It may not be complete in all areas due to jurisdictional reporting requirements and the availability of data. Job values and permit fees should be taken as estimates rather than exact values, based on the most complete permit and contractor data available. Additionally, number of projects and typical job size may be updated per contractor request.
The time period for the data used for this ranking was the past 365 days, plus an additional 45 days to account for the average timeline of a building permit. If you have any suggestions on the data or see any corrections that you’d like to give feedback on, please fill out this form. For more insights on construction data outside that are not directly related to contractors, there are other resources available as well.
