Building relationships, one project at a time.
Greenport Construction is a premier commercial and residential general construction firm, proudly serving Northern California. With a strong emphasis on sustainability, personalization, and exceptional craftsmanship, our team of experts has been transforming dreams into beautifully constructed realities for over a decade.
Our Story
Our journey began in 2012, when brothers Jacob and Eli Froneberger founded the company with the vision to help customers create their dream homes and businesses. Guided by this vision, we've established ourselves as one of the Bay Area's top general construction firms, specializing in new builds and remodels, with a focus on custom millwork services. Our unparalleled attention to detail, exceptional craftsmanship, and commitment to sustainability set us apart from the rest.
Our Services
At Greenport Construction, we're dedicated to delivering excellence in every project we undertake. Our hallmark is our exceptional craftsmanship and attention to detail. From our roots in crafting custom cabinetry with precise building tolerances, we've ingrained this commitment to accuracy in all facets of our work. Whether engaged in design, new builds, renovations, or millwork, we maintain the same rigorous attention to detail, striving for perfection in every element of our projects.
Construction
Our team brings years of construction and woodworking experience to the table. We provide a streamlined, professional experience from concept to completion, working closely with our clients to ensure their vision is transformed into a reality. We believe that a well-structured plan is the foundation of success, which is why we take pride in managing every aspect of the project, from design to completion. Our state-of-the-art project tracking software keeps our clients informed every step of the way, ensuring transparency and communication.
Millwork
Our Custom Millworks Division is renowned for its artisanal craftsmanship and unwavering quality. We specialize in producing bespoke millwork creations that stand the test of time, using only the finest materials to ensure durability and longevity. Our team of skilled artisans merges traditional craftsmanship with modern innovation to bring your vision to life. From intricately crafted cabinetry to elegant moldings and stunning architectural details, we pride ourselves on delivering high-quality millwork that exceeds expectations.
Design
With years of experience working with designers and architects, we understand the importance of collaboration and innovative design solutions. Our in-house 3D rendering capabilities allow us to translate your vision into vivid reality. We work closely with architects and designers to foster a seamless design process, ensuring that every project receives the attention to detail and creativity it deserves. Our team thrives on this synergy, allowing us to add value to your projects and bring your vision to life.
Sustainable Design
At Greenport Construction, we're committed to sustainability and reducing our environmental footprint. Our commitment to sustainability extends beyond our construction practices, incorporating eco-friendly materials and energy-efficient designs into each project. We strive to minimize waste, conserve resources, and promote environmentally responsible building practices.

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