Best Bathroom Remodeling Contractors in San Carlos (2024)

Our annual ranking of top construction firms highlights the top companies in San Carlos 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 serves multiple purposes for different stakeholders within the construction industry. Suppliers of materials and services to general contractors can use data analytics to pinpoint key milestones and shifts in business trends. By tracking significant events like the initiation of large projects, these businesses can time their marketing efforts to coincide with contractors’ needs for new resources, ensuring their offers are relevant and well-timed. Additionally, by analyzing contractors’ patterns and business trajectories, material suppliers and service providers can strategically target companies on a growth path. Subcontractors, too, can use this data to identify and reach out to general contractors who may require their services for upcoming projects. Real estate developers, property owners, and other entities who need contractors can also benefit by reviewing detailed contractor data, including their licenses, qualifications, and project histories. This helps in evaluating the capabilities and reliability of contractors, ensuring they are well-suited for specific projects. By tapping into construction market trends and analyzing contractor performance, all parties can make informed decisions that lead to successful collaborations.

Rozen Home Builders Inc

Address:
718 W. El Camino Ave., Sacramento, CA 95833

Rozen Home Builders Inc is a family-owned construction company with over 18 years of industry experience, specializing in custom home building and renovation projects. Known for their exceptional craftsmanship and unwavering attention to detail, they take pride in delivering personalized homes that truly reflect each client’s lifestyle and vision. Their comprehensive approach—from design to final build—ensures a smooth and efficient process, making every step of the journey hassle-free. With a dedicated team of skilled builders, designers, and project managers, Rozen Home Builders handles everything from foundation work to finishing touches with professionalism and precision. Their mission is rooted in creating homes that are both high-quality and enduring, combining innovative techniques with premium materials. Client satisfaction lies at the heart of their operation, as reflected in their commitment to staying on time and within budget. Over the years, they have earned a strong reputation for integrity, transparency, and outstanding customer service across the Bay Area. Whether crafting a new custom home or enhancing an existing space, Rozen Home Builders brings passion and experience to every project. Their vision of building dream homes that stand the test of time continues to guide them as they grow into a trusted name in residential construction.

The General Contractors Magazine team examined records from the City of San Carlos Building Division and found that Rozen Home Builders Inc completed a $100,911 project in 2023 involving a second-floor remodel of a kitchen, bathroom, and bedroom, along with an added bathroom. In 2024, the firm undertook a $28,192 bathroom remodel.

Harmony Design & Development

Address:
80 Eureka Sq., Suite 148, Pacifica, CA 94044

Harmony Design & Development has built a strong reputation over the years for delivering innovative and high-quality home remodeling and construction services. With a philosophy centered around teamwork, communication, and a passion for creating beautiful spaces, the company ensures that every project, whether a single bathroom remodel or a complete home renovation, is handled with meticulous attention to detail. Harmony understands that the difference between a good project and a great one lies in the details, and they are committed to making their clients’ visions a reality by combining expert design with flawless execution. Since its inception, the company has been dedicated to building strong relationships with clients, offering a personalized approach to each project. Harmony works closely with homeowners throughout the design and planning stages to ensure every decision aligns with their goals and expectations. Their team’s commitment to excellence in both design and execution has made them a trusted name in the industry. With services ranging from kitchen and bathroom remodels to new construction, additions, and ADUs, Harmony’s extensive experience and customer-first approach make them the go-to contractor for homeowners seeking transformative, high-quality results. Their passion for both people and design drives them to continuously exceed expectations and bring clients’ dreams to life.

With two substantial projects in 2024, Harmony Design & Development invested in San Carlos homes by completing a $195,000 remodel with a 415-square-foot addition for a new bedroom, family room, and bathroom, and a separate $120,000 renovation of the guest and master bathrooms. This data comes from the City of San Carlos Building Division, as reported by The General Contractors Magazine team.

Nathan Cole Construction

Address:
204 San Anselmo Ave. N., San Bruno, CA 94066

Nathan Cole Construction, based in San Francisco’s Richmond District, has been a trusted provider of high-quality construction, renovation, and restoration services for over a decade. With a diverse portfolio of projects ranging from small home additions and kitchen remodels to large-scale renovations and custom-built homes, Nathan Cole Construction has built a strong reputation for excellence in the Bay Area. Nathan Cole, the founder, began his career working on his father’s ranch in high school before transitioning to carpentry and eventually establishing his own general contracting business. Specializing in blending traditional San Francisco architecture with modern conveniences, Nathan and his team are known for their exceptional craftsmanship and attention to detail. They are dedicated to exceeding the expectations of homeowners and architects alike, ensuring that every project is completed on time and within budget. The company’s commitment to quality and reliability is reflected in their licensed, bonded, and insured status. Nathan Cole Construction also offers consultations for DIY homeowners and provides expert guidance on project budgets, techniques, and design options. Whether it’s a small remodel or a major home renovation, Nathan Cole Construction ensures a seamless experience from start to finish, making them a trusted choice for homeowners throughout the San Francisco Bay Area.

Data from the City of San Carlos Building Division, highlighted by The General Contractors Magazine team, shows that Nathan Cole Construction has contributed to residential upgrades in the area, including a $40,000 remodel in 2021 of a kitchen, full bath, and half bath in Unit 4. In 2018, they completed a $16,454 bathroom remodel.

Integrum Construction

Address:
813 Lakebird Dr., Sunnyvale, CA 94089

Integrum Construction, founded by second-generation builder Sergio Rodriguez, is a premier residential contracting company based in Silicon Valley. With years of experience in the industry, Sergio grew up working alongside his father, a professional home builder, which instilled in him a deep understanding of the trade. Over time, he has built a reputation for delivering high-end craftsmanship and exceptional service, earning trust from clients across the region. As a family-operated business, Integrum combines the expertise of skilled architects, engineers, and designers, ensuring every project is executed with precision. The company specializes in a range of services, including custom homes, home additions, remodeling, and the construction of accessory dwelling units (ADUs). Licensed and bonded, Integrum is committed to providing personalized service, working closely with clients to bring their visions to life while keeping projects on time and within budget. Sergio Rodriguez, the founder and owner-operator, brings his extensive knowledge to every project, ensuring that quality is always the top priority. Alongside him is Elaine Rodriguez, the co-founder and president, who oversees operations, ensuring the smooth running of each job. Together, they have established Integrum as a trusted name in the Silicon Valley construction industry, recognized for its integrity, craftsmanship, and dedication to customer satisfaction.

According to the City of San Carlos Building Division records reviewed by The General Contractors Magazine team, Integrum Construction built two detached ADUs: a 748 sq ft unit in 2025 for $378,577, and a 383 sq ft unit in 2023 for $136,784. Both featured one bedroom and one bathroom.

Modern Green Constructions

Address:
14014 E. 14th St., San Leandro, CA 94578

Modern Green Constructions, located in San Leandro and serving the San Francisco area, has built a reputation for excellence in the remodeling industry since its inception. With a focus on quality customer care and exceptional craftsmanship, the company has consistently grown, gaining loyal clients and an impressive portfolio of completed projects. Specializing in home renovations, including kitchen, bathroom, and basement remodels, as well as room additions, Modern Green Constructions ensures that each project is handled with meticulous attention to detail. The team’s deep industry knowledge allows them to offer full-service remodeling, managing everything from budgeting and subcontractor coordination to securing permits and handling inspections. Known for their commitment to clear communication, they ensure that clients are informed every step of the way, offering a stress-free experience. Modern Green Constructions also has strong partnerships with trusted suppliers, allowing them to provide top-quality materials at competitive prices. Whether you’re looking to remodel a single room or undertake a complete home renovation, their expert team is equipped to deliver results on time and within budget. As a licensed and bonded contractor, Modern Green Constructions offers peace of mind, ensuring each project is completed to the highest standards of quality and satisfaction.

The General Contractors Magazine team examined data from the City of San Carlos Building Division and found that in 2025, Modern Green Constructions converted existing livable space into a 500-square-foot ADU, adding new interior stairs and a skylight in the bathroom—a project valued at $280,000. In 2022, the firm completed a nonstructural bathroom remodel for $35,000.

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.