Our annual ranking of top construction firms highlights the top companies in Santa Rosa 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 big role in helping different players in the building world. Suppliers who provide materials and services can use construction market trends to spot when contractors are gearing up for new projects, making it easier to reach out at the right time. For instance, when a major construction job kicks off, suppliers know that’s when contractors will need fresh supplies. They also keep an eye on which contractors are growing, so they can focus on those who might need more support. Subcontractors use this info to connect with general contractors for upcoming work. Meanwhile, property owners and developers can check details like a contractor license to make sure they’re hiring skilled and trustworthy teams. Overall, having access to the right construction data makes it easier for everyone involved to work smarter and get projects done smoothly.
| Business | # Projects (’23) | Average Contract Value |
|---|---|---|
| Warren Construction | 35 | $34K |
| Giovacchini Construction | 15 | $6K |
| Sightline Builders | 5 | $69K |
| GreenRun Construction | 5 | $17K |
| Providencia Properties Inc. | 5 | $15K |
Warren Construction
Address:
5642 Bellflower Blvd, Lakewood, CA 90713
Established in 1985, Warren Construction began in residential development before shifting its focus to commercial roofing by the mid-1990s. Since 1999, Warren Construction has specialized in commercial roof replacement, maintenance, and repairs. Warren Construction is committed to providing building owners and managers with clear, transparent information to help them make informed decisions about their roofing assets.
Warren Construction completed a full remodel of a single-family home, including kitchen renovations, in 2024—a project valued at $206,359. Additionally, back in 2017, the firm handled a smaller-scale bathroom and kitchen remodel worth $1,000. To gather this information, the team at General Contractors Magazine reviewed records from the City of Santa Rosa Planning and Economic Development Department, identifying past Warren Construction projects.
Giovacchini Construction
Address:
1370 Industrial Ave, Petaluma, CA 94952
Giovacchini Construction is a trusted general contractor serving Marin, Napa, and Sonoma Counties with over 21 years of experience in both residential and commercial construction. Established in 2000 by Vince Giovacchini, the company has earned a strong reputation for integrity, quality craftsmanship, and customer-focused service. With a team that brings over 99 years of combined experience, Giovacchini Construction offers a wide range of services—from luxury bathroom remodels and kitchen renovations to tenant improvements, mold remediation, electrical upgrades, and pest and termite control through its sister company, GioCo. The company is fully licensed, insured, and EPA Lead-Safe Certified, with a strong emphasis on safety, professionalism, and clean worksites. Known for its deep community ties, Giovacchini Construction donates time and resources to the Village Network of Petaluma, helping seniors with critical home repairs. Their success is largely referral-based, with clients including private homeowners, HOAs, healthcare providers, and property managers. Vince Giovacchini leads the company with hands-on involvement and a deep commitment to quality, having started his construction and pest control career decades ago. The team is composed of second-generation tradespeople who uphold the core values of integrity, quality, commitment, safety, and relationship-building. Giovacchini Construction continues to grow while maintaining its core mission: delivering exceptional service with honesty and care.
Data from the City of Santa Rosa Planning and Economic Development Department was reviewed by the team at General Contractors Magazine to uncover previous projects completed by Giovacchini Construction. In 2009, the company carried out a kitchen remodel valued at $62,825. Later, in 2013, they completed a smaller kitchen alteration project totaling $6,280.
Sightline Builders
Address:
4676 Hessel Rd, Sebastopol, CA 95472
Sightline Builders is a premier residential and commercial construction company serving Sonoma County, California, known for transforming client visions into reality with expert craftsmanship and personalized service. With a focus on both renovation and new construction, Sightline Builders offers comprehensive services including ADUs, kitchen and bathroom remodels, tenant improvements, and historical restorations. From the initial design concept through permitting and construction, the team provides end-to-end project management to ensure smooth execution, budget alignment, and on-time delivery. Their portfolio ranges from modern urban spaces to rustic farmhouses, with an emphasis on incorporating sustainable, future-forward design and smart home features. Sightline’s expertise in ADA compliance, exterior makeovers, and rebuilds after natural disasters positions them as a trusted resource for both homeowners and businesses. Known for clear communication and attention to detail, they help clients navigate complex decisions around style, functionality, and building codes. Their bathroom and kitchen renovations reflect current design trends while honoring the unique character of each space. Whether enhancing curb appeal or reimagining interior layouts, Sightline Builders brings creativity and precision to every project. Clients consistently turn to Sightline for their professionalism, integrity, and ability to bring ideas from concept to creation with confidence.
To identify previous projects by Sightline Builders, the City of Santa Rosa Planning and Economic Development Department’s data was analyzed by the General Contractors Magazine team. In 2015, the firm completed an estimated $12,500 kitchen remodel covering 86 square feet. More recently, in 2025, they undertook a $179,000 multi-room interior renovation that included kitchen upgrades.
GreenRun Construction
Address:
2175 Bluebell Dr, Santa Rosa, CA 95403
GreenRun Construction, a division of H.I.S. Construction Inc., has been a trusted name in general contracting since 1992, originally launching in Antioch, California as window specialists before evolving into a full-service remodeling and construction company. With a relocation and rebranding in 2010, GreenRun made Santa Rosa and Sonoma County its home base, quickly becoming known for its attention to detail, quality craftsmanship, and commitment to customer satisfaction. As a forward-thinking contractor, GreenRun embraces green building practices, focusing on energy efficiency, resource conservation, and indoor air quality to create healthier, more sustainable living spaces. The company specializes in full interior and exterior remodeling services, including kitchen and bathroom renovations, room additions, siding replacement, and energy-efficient window installations. Their expertise also extends to energy audits, helping clients identify and reduce waste and improve overall home performance. GreenRun collaborates with a network of skilled architects, draftspeople, and designers to bring customized solutions to life for both residential and commercial projects. With over three decades in the industry and a reputation built on trust, GreenRun is a go-to contractor across Sonoma, Marin, and Napa Counties. Their focus on modern building practices and client-centered service continues to make them a standout in the Northern California construction landscape.
Records from the City of Santa Rosa Planning and Economic Development Department were examined by General Contractors Magazine to uncover past work by GreenRun Construction. In 2008, the company completed a kitchen remodel valued at $20,000. A decade later, in 2018, they handled a $7,500 residential alteration project that included updates to both the kitchen and dining room.
Providencia Properties Inc.
Address:
308 Holly Ave, Novato, CA 94945
Providencia Properties Inc. is a boutique residential development firm specializing in innovative, luxury home design and remodeling. Founded in 2008, the company blends construction expertise and real estate insight to deliver exceptional, design-forward living spaces across Southern California, the Bay Area, and Oregon. Known for its integrity, collaboration, and excellence, Providencia transforms homes to inspire and endure for generations.
The City of Santa Rosa Planning and Economic Development Department provided project data that was reviewed by General Contractors Magazine to highlight past work by Providencia Properties Inc. In 2019, the company completed a full home renovation—including a kitchen remodel—valued at $365,000. More recently, in 2025, they handled a kitchen and bathroom remodel with a project cost of $20,000.
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.
