Our annual ranking of top construction firms highlights the top companies in Windsor 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 is really useful for lots of people and businesses in the industry. For instance, suppliers and service providers can use it to figure out when general contractors might need their products—like right when a big project is kicking off. This way, they can reach out at the perfect time and be more helpful. By keeping an eye on construction market trends and how contractors are growing, companies can spot which contractors might be ready to take on more work and need extra support. Subcontractors can also use this info to connect with general contractors working on projects they’re interested in. Meanwhile, property owners and developers can check detailed contractor data to see a contractor’s past projects and skills before hiring. Overall, construction data makes it easier for everyone involved to connect and make smarter decisions throughout the building process.
| Business | # Projects (’23) | Average Contract Value |
|---|---|---|
| Warren Construction | 35 | $34K |
| Giovacchini Construction | 15 | $6K |
| Earthtone Construction | 5 | $64K |
| Providencia Properties Inc. | 5 | $15K |
| D&R Construction | 4 | $80K |
Warren Construction
Address:
5642 Bellflower Blvd, Lakewood, CA 90713
Warren Construction delivers a full range of residential remodeling services, including everything from kitchen and bathroom renovations to whole-home remodels, additions, and ADUs.
Data gathered by the Home Builder Digest team from the Town of Windsor Building Division reveals several of Warren Construction’s completed projects. In 2018, the company completed a $40,000 kitchen remodel as part of a single-family home renovation. More recently, in 2024, they undertook a substantial $206,359 project involving a full remodel of a two-story residence, which included the kitchen, laundry room, master bathroom, and additional spaces.
Giovacchini Construction
Address:
1370 Industrial Ave, Petaluma, CA 94952
Giovacchini Construction is a trusted and experienced general contracting firm serving Sonoma, Marin, Napa, and Solano counties, specializing in both commercial and residential construction projects. Founded by Vince Giovacchini, who brings over four decades of experience in both construction and pest control, the company has been in operation since 1999 and officially launched as a licensed general contractor in 2005. With more than 99 years of combined team experience, Giovacchini Construction is known for its commitment to integrity, safety, and quality craftsmanship. The company’s wide-ranging services include everything from luxury bathroom remodels, kitchen renovations, and tenant improvements to concrete work, electrical upgrades, dry rot repair, and property turnovers. Fully licensed and insured, Giovacchini Construction maintains clean, drug-free worksites and uses state-of-the-art tools and procedures to ensure high standards across all jobs. The company has built long-lasting relationships with a diverse client base that includes homeowners, HOAs, commercial entities, and property managers—many of whom come back through referrals. Beyond construction, the company actively gives back to the community through its philanthropic efforts, particularly with the Village Network of Petaluma, offering free home repair assistance to elderly residents in need. This strong community involvement reflects the company’s values of trust, respect, and service. With a strong foundation in quality and ethics, Giovacchini Construction continues to be a reliable name in Northern California’s construction industry.
Using records from the Town of Windsor Building Division, past projects completed by Giovacchini Construction were reviewed by the Home Builder Digest team. In 2009, the company completed a kitchen remodel valued at $62,825. A few years later, in 2013, they carried out additional kitchen work for $6,280. These projects highlight Giovacchini Construction’s long-standing experience in residential renovation and their ability to handle a range of project sizes with care and quality.
Earthtone Construction
Address:
6932 Sebastopol Ave, Sebastopol, CA 95472
Earthtone Construction is a values-driven general contractor recognized for combining expert craftsmanship with a strong people-first culture. With years of experience in residential and commercial construction, Earthtone has earned a reputation for delivering beautifully executed projects—particularly kitchen remodels that blend functionality, durability, and timeless design. The company’s mission, “Helping People Build a Better Future,” is evident in both the quality of their work and the way they care for their employees and clients. Earthtone’s comprehensive project approach spans pre-construction planning, architectural and civil design, and efficient construction timelines, all the way through to post-construction service and maintenance. Their work is grounded in thoughtful space planning, sustainable materials, and smart building practices. Employees consistently highlight the company’s deep commitment to personal and professional growth, describing a workplace culture defined by empathy, support, and genuine leadership. Earthtone stands out not only for what they build, but for how they build it—with integrity, precision, and a strong sense of community. Their projects are more than just structures—they are lasting spaces that bring people together.
Data from the Town of Windsor Building Division was examined by the Home Builder Digest team to uncover past work completed by Earthtone Construction. In 2022, the company completed a $12,000 kitchen and bathroom remodel that included new outlets, appliances, fixtures, and lighting in a 100-square-foot space. The year prior, in 2021, they carried out a larger residential remodel featuring kitchen upgrades, with the project totaling $65,000. These examples reflect Earthtone Construction’s attention to detail and their ability to manage both large-scale and compact renovation projects effectively.
Providencia Properties Inc.
Address:
308 Holly Ave, Novato, CA 94945
Providencia Properties Inc. is a boutique luxury design-build firm specializing in innovative home remodeling and residential development. Founded in 2008, the company blends construction and real estate expertise to create inspired living spaces across Southern California, the Bay Area, and Oregon. Known for its integrity, craftsmanship, and collaborative approach, Providencia delivers timeless homes built to elevate everyday living.
The Town of Windsor Building Division’s records were reviewed by the Home Builder Digest team to identify previous projects by Providencia Properties Inc. In 2019, the firm completed a full home remodel, including kitchen upgrades, with the project totaling $365,000. More recently, in 2025, they carried out a $20,000 kitchen and bathroom remodel. These projects showcase Providencia Properties Inc.’s range—from comprehensive renovations to targeted interior updates—demonstrating their versatility and commitment to quality craftsmanship.
D&R Construction
Address:
PO Box 495, Clovis, CA 93613
D&R Construction offers a comprehensive range of residential and commercial construction services, from custom home builds and multi-family developments to detailed remodels, renovations, and specialty trades like masonry, flooring, and site work.
Data from the Town of Windsor Building Division, reviewed by the Home Builder Digest team, highlights D&R Construction’s recent project history. In 2022, the company completed a $146,000 kitchen and bathroom remodel, showcasing its expertise in residential renovation. More recently, in 2025, D&R undertook a $123,150 non-structural interior remodel, transforming a kitchen and great room into a more functional and updated space. These projects reflect D&R Construction’s consistent ability to deliver high-value, client-focused work across a range of project types and scopes.
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.
