Best Bathroom Remodeling Contractors in Sonoma (2024)

Our annual ranking of top construction firms highlights the top companies in Sonoma 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 crucial role across the industry, offering valuable insights to various players. For instance, companies that supply materials or services to general contractors can use contractor data along with project timelines to better target potential clients. Monitoring the start of major construction projects helps them reach out when contractors are actively seeking new resources, increasing the chances of successful engagement. They can also use this information to focus on businesses that are growing. Subcontractors benefit similarly by identifying general contractors they want to work with based on current construction market trends, allowing for more strategic outreach. Additionally, real estate developers, property owners, and others involved in construction can use detailed contractor profiles to assess experience and qualifications before beginning a project.

Bartkus Remodel

Address:
843 Garden Ct, Petaluma, CA 94954

Bartkus Remodel is a trusted name in the Bay Area construction scene, known for delivering custom renovations that blend beauty with functionality. Founded in 2004, the company has built a solid reputation through over two decades of hands-on experience working with homeowners, architects, and engineers to bring personalized visions to life. Led by Steve Bartkus, who brings a creative spark shaped by his move from Massachusetts to California, the team draws inspiration from the natural landscape and architectural harmony of the region. Bartkus Remodel has completed a wide range of projects—from full kitchen and bathroom renovations to extensive exterior work including patios, decks, and retaining walls. Each project is approached with careful planning and a strong commitment to craftsmanship. Clients appreciate the company’s transparent process, which includes thoughtful design, realistic budgeting, and consistent communication. Based in Petaluma, the firm serves areas across San Francisco, Marin, and Sonoma, with standout projects in Pacific Heights, Sebastopol, and San Anselmo. Known for blending artistry with structure, Bartkus Remodel has become a go-to resource for those seeking a high level of detail and care in home transformation. The company continues to grow, hiring skilled professionals who share a passion for quality construction and design excellence.

The General Contractors Magazine team also looked at data from the City of Sonoma Community Development Department to find past projects from Bartkus Remodel. In 2019, Bartkus Remodel worked on a master bathroom remodel. This was a $150,000 project. Furthermore, in 2021, Bartkus Remodel worked on a $450,000 project. This was a renovation of two bathrooms.

All Cal Construction Services, Inc.

Address:
725 Farmers Ln, Suite 4, Santa Rosa, CA 95405

All Cal Construction Services (ACCS) is a highly regarded design-build firm known for delivering comprehensive construction solutions across Northern and Central California. With a team of experienced design professionals, ACCS specializes in managing every phase of a project—from initial feasibility studies and property research to architectural design, permitting, and final construction. For over a decade, they have worked on a wide range of residential and commercial projects, including remodels, additions, accessory dwelling units (ADUs), tenant improvements, and new builds. The company is recognized for its collaborative approach, assigning project tasks based on each team member’s strengths to ensure efficiency, accuracy, and cost-effectiveness. ACCS also stands out for its in-depth knowledge of California Building Code and its ability to seamlessly navigate complex planning and building department processes. Clients frequently praise the firm for its clear communication, attention to detail, and hands-on project management—qualities that have made them a trusted partner in both urban and suburban development. Headquartered in Santa Rosa and Citrus Heights, the company serves regions from the Bay Area to Sacramento and south to Santa Barbara. Whether handling a full home remodel or guiding a commercial project through code enforcement and CalGreen compliance, ACCS consistently delivers quality craftsmanship and reliable service. Their commitment to excellence and their ability to transform ideas into built realities has earned them a reputation for professionalism and long-lasting results.

All Cal Construction Services, Inc.’s past projects, as reviewed by The General Contractors Magazine team using records from the City of Sonoma Community Development Department, reveal that in 2025, the company completed a renovation of a three-bedroom, one-bathroom residence. This was a $150,000 project. Furthermore, in the same year, All Cal Construction Services, Inc. worked on two bathroom remodels, a $60,000 project.

Restoration Construction Abatement, LLC

Address:
1305 N Dutton Ave, Santa Rosa, CA 95401

Restoration Construction Abatement, LLC is a full-service restoration and remodeling firm based in Santa Rosa, CA, known for delivering expert solutions with care, precision, and over 40 years of combined industry experience. Since its founding in 2020, the company has quickly established itself as a trusted one-stop provider for water damage mitigation, mold remediation, smoke and fire restoration, biohazard clean-up, and full-scale kitchen and bath remodeling. What sets Restoration Construction Abatement apart is its hands-on, client-focused approach—guiding homeowners through every step of the process, from emergency response and structural drying to insurance coordination and final reconstruction. The company is IICRC-certified and staffed by professionals who are trained in the latest restoration practices and California building codes. Whether responding to a disaster or helping clients reimagine their spaces, their team is known for quick communication, attention to detail, and high-quality workmanship. Restoration Construction Abatement takes pride in serving Santa Rosa, Windsor, Marin, Napa, and Sonoma counties, providing 24/7 availability and free estimates to make urgent services more accessible. Their ability to restore properties while elevating design and functionality has earned them a reputation for excellence in both emergency response and home improvement. With every project, the company reinforces its mission to restore not just homes, but peace of mind—making each space better than it was before.

The General Contractors Magazine team also looked at data from the City of Sonoma Community Development Department to find past projects from Restoration Construction Abatement, LLC. In 2023, Restoration Construction Abatement, LLC worked on a bathroom renovation. This was a $40,000 project. Furthermore, in 2025, Restoration Construction Abatement, LLC worked on a $714,744 project. This was a kitchen and upstairs bathroom remodel.

Green Bay Remodeling

Address:
1170 Burnett Ave, Concord, CA 94520

Green Bay Remodeling is a distinguished design-to-build general contracting firm with over a decade of proven experience in delivering high-end residential renovations across California, Texas, and Massachusetts. With headquarters in Walnut Creek and regional offices serving the greater San Francisco Bay Area, Austin, and Southern California, the company has become a trusted leader in kitchen remodeling, bathroom upgrades, full-home renovations, and ADU construction. Green Bay Remodeling has earned industry-wide recognition for its innovative approach, earning accolades such as placement on the Inc. 5000 list and being named one of the Bay Area’s Fastest-Growing Private Companies. Their award-winning design studio provides clients with free 3D renderings, ensuring each project is brought to life with precision and clarity. Each renovation is managed by a dedicated project manager who ensures clear communication, streamlined execution, and outstanding results. Their transparent pricing model eliminates surprises and reflects their commitment to honesty and client satisfaction. Green Bay Remodeling takes pride in exceeding expectations through detail-driven craftsmanship, thoughtful planning, and a customer-first ethos. From concept to completion, they aim to transform houses into dream homes that reflect each client’s unique vision and lifestyle.

Green Bay Remodeling’s past projects, as reviewed by The General Contractors Magazine team using records from the City of Sonoma Community Development Department, reveal that in 2025, the company completed a bathroom remodel valued at $707,173. Furthermore, in the same year, Green Bay Remodeling worked on a second-floor bathroom remodel, a $476,149 project.

Sightline Builders, Inc.

Address:
4676 Hessel Rd, Sebastopol, CA 95472

Sightline Builders, Inc. is a trusted general contractor based in Sebastopol, California, with years of experience delivering high-quality residential and commercial construction services throughout Sonoma County. Known for transforming ideas into exceptional living and working spaces, Sightline Builders offers comprehensive expertise in remodels, rebuilds, accessory dwelling units (ADUs), historical restorations, and full-scale renovations. The company is distinguished by its client-first approach, ensuring transparent communication and thoughtful design from initial concept through project completion. With a strong focus on sustainability, Sightline Builders utilizes renewable and recyclable materials whenever possible, prioritizing eco-conscious construction methods. Their portfolio includes everything from kitchen and bathroom upgrades to major room additions and ADA compliance improvements, all executed with integrity and meticulous attention to detail. Sightline Builders is especially recognized for its ability to navigate complex permitting processes and building regulations, including for historically significant properties. Clients value the firm’s ability to blend timeless craftsmanship with cutting-edge design trends, resulting in spaces that are both functional and visually compelling. Whether crafting a modern oasis or revitalizing a historic structure, Sightline Builders continues to build a reputation for excellence and reliability in the North Bay.

The General Contractors Magazine team also looked at data from the City of Sonoma Community Development Department to find past projects from Sightline Builders, Inc. In 2018, Sightline Builders, Inc. worked on a bathroom remodel. This was a $35,000 project. Furthermore, in 2025, Sightline Builders, Inc. worked on a $179,000 project. This was a remodel of the master bedroom, bathroom, kitchen, and dining room.

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.