JLL Builders | Design Build, Remodeling, ADUs & Tenant Improvements – Marin, Sonoma & Napa, San Francisco, East Bay

Our Services

Retail T.I.

At JLL Builders, Inc., we specialize in retail tenant improvements (T.I.) that bring commercial spaces to life. From storefront build-outs to interior upgrades, we focus on creating inviting, functional environments that meet code and deliver the right impression for your brand. Our experienced team coordinates every detail with property managers, architects, and inspectors to ensure a smooth process from start to finish.

We proudly serve Marin, Sonoma, Napa, San Francisco, and the East Bay, offering solutions that align with your schedule and budget. Whether you’re launching a new shop or modernizing an existing location, JLL Builders provides the craftsmanship and reliability you can trust. Call us today to discuss your retail T.I. project.

Planning and Management

Every successful project begins with clear planning and accountable management. At JLL Builders, Inc., we provide end-to-end construction planning, scheduling, and oversight, ensuring no step is overlooked. Our proactive communication keeps clients informed and confident, while our proven systems keep projects on track.

Serving residential, multi-family, and commercial clients across the Bay Area, we take responsibility for your project’s success from permitting through completion. Let JLL Builders handle the details so you can focus on your vision — contact us today to learn more about our planning and management services.

ADUs, Additions, Remodels & Repairs

Building an ADU or addition is one of the best ways to increase living space and property value. JLL Builders, Inc. designs and constructs spaces that integrate seamlessly with your existing home, enhancing comfort and functionality. We also handle full remodels and targeted repairs, delivering long-term solutions with durable finishes.

Our team serves Marin, Sonoma, Napa Counties, San Francisco & the East Bay, bringing years of experience to every project. Whether you’re adding a rental unit, remodeling a kitchen, or upgrading an older property, we’re here to make it happen with quality workmanship. Call now for a free consultation.

Decks & Fences

A well-built deck or fence not only improves curb appeal but also extends your living space outdoors. At JLL Builders, Inc., we craft custom decks, patios, and fencing solutions that are designed to complement your property and withstand the test of time. Using top-grade materials and skilled craftsmanship, we bring beauty and durability together.

From redwood decks to privacy fences, we work with homeowners across the North Bay and beyond to create spaces that are both functional and inviting. Ready to upgrade your yard? Contact JLL Builders, Inc. today for professional deck and fence construction tailored to your property.

Kitchens & Bathrooms

As the most-used spaces in any home, kitchens and bathrooms deserve thoughtful design and expert construction. JLL Builders, LLC. offers custom kitchen and bathroom remodeling that blends style, comfort, and practicality. From cabinetry and countertops to plumbing, tile, and lighting, we handle every detail.

We proudly remodel kitchens and bathrooms across Marin, Sonoma, Napa, San Francisco, and the East Bay, creating spaces that are as beautiful as they are functional. Whether it’s a small upgrade or a complete transformation, JLL Builders delivers results that make a lasting difference. Call us to schedule your consultation.

Windows, Doors & Siding

Energy efficiency, curb appeal, and protection all depend on quality exteriors. JLL Builders, LLC. installs and replaces windows, doors, and siding that improve performance while enhancing your property’s look. We work with trusted suppliers to deliver products that last, installed with precision by our skilled crew.

Homeowners throughout the Bay Area count on us for professional upgrades that increase comfort and reduce maintenance needs. If your property needs a fresh new look or improved energy savings, turn to JLL Builders, Inc. for expert installation. Contact us today to get started.

Design Build

With JLL Builders, Inc. design-build services, you get a single, unified team from concept through completion. Our approach streamlines communication, shortens timelines, and keeps your project on budget while delivering exceptional craftsmanship.

From residential remodels to commercial construction, we provide design-build solutions across Marin, Sonoma, Napa Counties, San Francisco & the East Bay. If you’re ready to simplify your next project without sacrificing quality, JLL Builders, Inc. is your trusted partner. Call now to explore your design-build options.