Experienced General Contractor in Lucas Valley-Marinwood

Nervous about budget creep and delays? We’re the most experienced design/build team here. Request Consultation ⮕

Regional Mastery

Deep knowledge of Marin County ensures tailored, compliant solutions.

Creative Excellence

Our designs blend function and beauty, redefining your space.

Expert Craftsmanship

Precision and quality are at the heart of every project we undertake.

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"Thanks Mark for coming in on-time and on budget. We may be addicted to home renovation now!"
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Why Remodel With Design Build Specialists?

Hiring a contractor in Lucas Valley-Marinwood shouldn’t feel like a coin flip—but it can. One wrong pick and you’re living in dust for months, watching “small changes” turn into big invoices, and wondering who’s actually running the job. That stress is avoidable. Design Build Specialists brings 40+ years of local design/build experience, so you get clear drawings, real numbers, and a schedule you can plan your life around. From general contracting and kitchen remodeling to bathrooms, ADUs, and whole house remodeling, we start with a Design Build Clarity Plan™ so you know what you’re saying yes to before anything gets torn out.

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Service 1

General Contractor

Being the general contractor isn’t just “hiring subs.” It’s coordinating inspections, sequencing trades, protecting your home, and keeping the budget from bleeding out when real-life conditions show up—rotted framing, out-of-level floors, old wiring, you name it.  I


n Lucas Valley-Marinwood, that “real life” often includes mid-century homes, hillside lots, and the kind of winter rains that expose drainage and waterproofing shortcuts fast. Add Marin permitting realities, neighbor proximity, and tight access on certain streets, and you need a general contractor who plans ahead instead of improvising at your expense.  


Design Build Specialists runs projects with a design/build approach built for predictability. We don’t start swinging hammers and then ask for more money later because the plans were vague. We begin with our Design Build Clarity Plan™—3D concept drawings, zoning/permitting checks, a realistic budget that evolves with the design, and a timeline that covers more than just construction. That’s how you avoid the classic remodeler problem: “We’ll figure it out as we go.”  


This pairs especially well with Whole House Remodeling, because the same coordination and cost control becomes even more critical when multiple rooms and systems are involved. If you’re looking for a sustainable, professional team with decades of on-the-ground experience, this is where it starts.

Learn more about our General Contractor Services >

Service 2

Kitchen Remodeling

A kitchen remodel is the one project that can make your home feel brand new—or make you regret starting. It’s not just cabinets and countertops. It’s layout, electrical, plumbing, lighting, ventilation, appliance clearances, and the daily reality of not having a working kitchen for a stretch of time.  


Lucas Valley-Marinwood homes often have older kitchen footprints that don’t match how families live now—tight work triangles, low lighting, and dated infrastructure behind the walls. And with Marin’s moisture cycles (foggy mornings, wet winters), materials and installation details matter if you don’t want swelling, warping, or grout issues down the line.  


Design Build Specialists handles kitchen remodeling as a true design/build process. We help you nail the layout and look, then we pressure-test it against budget and timeline before demo day. Our Design Build Clarity Plan™ gives you 3D renderings so you can actually see what you’re buying, plus a real-world cost range based on decades of remodeling work in Marin and Sonoma. We manage the trades, keep the site organized, and push for clean handoffs so you’re not stuck waiting on “the next guy.”  


Kitchen remodeling also pairs naturally with Custom Cabinets—because storage is usually the make-or-break detail that turns a nice kitchen into one that works every day.

Learn more about our Kitchen Remodeling Services >

Service 3

Bathroom Remodeling

Bathroom remodeling sounds simple until you open a wall and realize you’re dealing with old plumbing, funky framing, or a shower pan that was never waterproofed correctly. A bathroom is a small space with a lot going on—waterproofing, ventilation, tile work, lighting, and finishes that get used hard every single day.  


In Lucas Valley-Marinwood, many homes have bathrooms that were built for a different era: smaller vanities, limited storage, and ventilation that doesn’t keep up with Marin’s damp air and cool mornings. That’s how you get peeling paint, musty smells, and grout that never really dries.  


Design Build Specialists helps you choose the right level of remodel without pushing you into a “spa palace” if you don’t want it. From a practical facelift to tub-to-shower conversions, fixture upgrades, tile, and full rework, we build bathrooms that fit your budget and your timeline—and we do the unsexy parts right (waterproofing, slope, venting, code). 


Our Design Build Clarity Plan™ keeps the decisions clear up front so you’re not making expensive choices mid-demo. This service pairs well with Cabinet Refacing when the goal is a cleaner, updated look with smart spending—especially if the rest of the home doesn’t need a full tear-out.

Learn more about our Bathroom Remodeling Services >

Service 4

Whole House Remodeling

Whole house remodeling is where “we’ll just renovate as we go” turns into months of chaos if nobody is steering the ship. You’re dealing with multiple rooms, multiple systems, and a thousand decisions that can either stay coordinated—or spiral into delays and surprise costs.  


Lucas Valley-Marinwood homes range from classic ranch and mid-century styles to hillside properties with tricky access and drainage realities. Marin’s permitting, setbacks, and neighborhood expectations can slow a project down if the plan isn’t buttoned up early. And if you’re opening walls in an older home, you want a team that’s seen enough to anticipate what’s hiding behind them.  


Design Build Specialists is a remodeling firm built for big-picture coordination. With 40+ years in Marin and Sonoma, we’ve remodeled everything from smaller family homes to complex high-end properties—without turning the process into a daily argument about scope and money. We start with the Design Build Clarity Plan™: zoning and permit checks, 3D conceptual design, a realistic budget tied to the design, and a full timeline that accounts for design, approvals, and build. That’s how you get predictable costs and fewer headaches.  


Whole house remodeling pairs naturally with Room Additions—because once you’re reworking flow and systems, it’s often the right time to add square footage the smart way.

Learn more about our Whole House Remodeling Services >

Service 5

ADU Construction

ADU construction is a big job disguised as a “small house.” You’re building a full living unit—foundation, framing, insulation, utilities, fire/life-safety, energy requirements, and all the inspections that come with it. If it’s not planned tightly, ADU costs can jump fast.  


In Lucas Valley-Marinwood, ADUs also have real-world constraints: lot coverage, setbacks, parking rules, utility tie-ins, and the way the property drains during heavy winter storms. Some lots are straightforward; others are sloped or tight, and that affects design and build strategy from day one.  


Design Build Specialists approaches ADU construction with a green, sustainable mindset and a focus on cost control. Our Design Build Clarity Plan™ helps you confirm what’s possible on your lot, what it’s likely to cost, and how long it will really take—before you commit. We keep design and construction under one roof, so you’re not stuck paying for plans that look great on paper but don’t match permitting realities or your budget.  


ADUs pair well with Outdoor Living Spaces, because many homeowners want the backyard to feel intentional—paths, patios, and usable space that makes the new unit feel like it belongs.

Learn more about our ADU Construction Services >

Service 6

Custom Cabinets

Custom cabinets aren’t a “pick a color and move on” item. They’re measured, built, fitted, and installed to handle real daily use—doors that don’t sag, drawers that glide, storage that actually fits what you own, and finishes that hold up to Marin’s moisture swings.  


In Lucas Valley-Marinwood, a lot of homes have older cabinetry that wastes space—narrow uppers, dead corners, and layouts that don’t match modern cooking or storage needs. And when walls and floors aren’t perfectly square (common in older homes), stock cabinets can leave you with awkward gaps and filler strips everywhere.  


Design Build Specialists has decades of experience sourcing and building cabinetry through trusted manufacturers and cabinet resources. We design cabinets to match how you live, not how a catalog thinks you live. Because we’re a design/build remodeler, we coordinate cabinetry with electrical, plumbing, lighting, and appliances—so you don’t end up with a beautiful cabinet plan that clashes with the real-world rough-ins.  


Custom cabinets pair naturally with Countertops, because the cabinet layout, overhangs, seams, and support all need to be planned together if you want the finished kitchen or bath to feel clean and intentional.

Learn more about our Custom Cabinets Services >

Cabinet Refacing

Cabinet refacing is the in-between option that can save you real money—if your cabinet boxes are solid and the layout still works. It’s not a shortcut when it’s done right. It’s new doors, new drawer fronts, updated hardware, and finishes that change the whole feel of the room without ripping everything down to studs.  


In Lucas Valley-Marinwood, refacing makes a lot of sense in homes where the bones are good but the look is dated—think older oak doors, worn finishes, or hinges that have seen better days. And because Marin homes often deal with damp air, the materials and installation details matter so your new fronts don’t warp or peel.  


Design Build Specialists offers full-spectrum refacing solutions—from budget-conscious updates to higher-end transformations—based on what actually makes sense for your space. We’ll tell you straight if refacing is the right call or if you’ll be happier long-term with a deeper remodel. Our process keeps disruption lower than a full kitchen tear-out, and we keep the job clean and organized.  


Cabinet refacing pairs well with Countertops: swapping counters and refacing together often delivers the “new kitchen” look without the cost and timeline of a full kitchen remodeling project.

Learn more about our Cabinet Refacing Services >

Custom Countertops

Countertops are where daily life happens—hot pans, cutting boards, spills, kids doing homework, and that one spot everyone leans on during parties. A countertop job isn’t just picking a slab. It’s templating, seam placement, edge profiles, sink cutouts, support, and installation that doesn’t crack or settle.  


In Lucas Valley-Marinwood, many kitchens and baths sit on older cabinetry or slightly out-of-level floors. If the base isn’t addressed and the install is rushed, you can end up with uneven seams, stress points, or water getting where it shouldn’t. And with Marin’s damp seasons, protecting joints and sink areas is a must.  


Design Build Specialists works with preferred vendors for leading countertop products and handles countertops as part of the full remodeling picture. We coordinate measurements and installation timing with cabinets, plumbing hookups, and backsplash/tile so you’re not stuck waiting weeks with a half-finished kitchen. We’ll help you choose a surface that fits your cooking habits, maintenance tolerance, and budget—without upselling you into something you’ll resent later.  


Countertops pair naturally with Kitchen Remodeling, because the best results come when layout, cabinetry, lighting, and surfaces are planned together instead of piecemealed.

Learn more about our Custom Countertops Services >

Outdoor Living Spaces

Outdoor living spaces look easy on Pinterest. In real life, they involve grading, drainage, footings, weather exposure, materials that won’t rot, and layouts that feel good year-round—not just on that one sunny Saturday.  


Lucas Valley-Marinwood gets its share of Marin microclimates: foggy mornings, damp winters, and those stretches where everything stays wet longer than you’d like. If your yard has any slope (common around the valley edges), water management becomes the difference between a patio you love and a muddy mess that slowly shifts.  


Design Build Specialists brings the same design/build discipline outdoors as we do inside. We help you think through how you’ll actually use the space—cooking, lounging, shade, privacy, lighting—then design it to handle weather and wear. We coordinate the build so it’s not a drawn-out project with constant do-overs, and we keep the site respectful of your home and neighbors.  


Outdoor living spaces pair well with Room Additions, because when you expand inside, it’s often the perfect time to connect the new footprint to a functional patio, deck, or entertaining area that makes the whole property feel cohesive.

Learn more about our Outdoor Living Spaces Services >

Room Additions

Room additions are about more than square footage. You’re tying new structure into old structure—foundation connections, rooflines, insulation, HVAC, electrical loads, window placement, and the kind of finish work that makes it look like it was always there.  


In Lucas Valley-Marinwood, additions also have to play by Marin rules: setbacks, height limits, floor area ratios, and neighborhood context. If the design is done in a vacuum, you can waste months (and money) on plans that don’t pencil out with permitting—or don’t match the realities of your lot, especially on sloped properties.  


Design Build Specialists keeps additions practical and predictable by starting with the Design Build Clarity Plan™. We check zoning and permitting constraints early, build a concept in 3D so you can see the space, and connect the design to a realistic budget and timeline before you commit. Then we manage construction with tight coordination and clear communication—so you’re not living in limbo wondering what happens next.  


Room additions pair naturally with Whole House Remodeling, because once you’re changing the footprint, it’s often smart to update flow, finishes, and systems so the “new” part doesn’t feel disconnected from the rest of the home.

Learn more about our Room Additions Services >

Remodeler

Frequently Asked Questions

  • How much does remodeling cost in Marin County?

    Remodeling costs in Marin are typically higher than the national average due to labor rates, permitting requirements, hillside construction challenges, and the age of many homes. Kitchen remodels often start in the mid–high six figures depending on scope. Bathrooms vary based on plumbing and finish level. Whole-house remodels and ADUs require detailed feasibility review. That’s why we use our Design Build Clarity Plan™ — so you understand realistic costs before construction begins.
  • How do you prevent cost overruns and change orders?

    Most overruns happen because projects are under-designed before construction starts. Our Design Build Clarity Plan™ includes 3D design, detailed scope definition, material selections, and permit feasibility review before demolition. Pricing is based on real decisions — not allowances and guesses. That dramatically reduces surprises and budget creep.
  • How long will my remodel take?

    Timelines depend on scope and permitting. Bathroom remodels typically take several weeks. Kitchens often run 8–12+ weeks. Whole-house remodels, additions, and ADUs can take several months including permits. We provide a clear construction schedule before work begins and tightly manage trades to keep momentum strong.
  • Do I need permits for my project in Marin?

    In most cases, yes. Marin municipalities like San Rafael, Mill Valley, Novato, and Tiburon have strict permitting, zoning, and inspection requirements. Even smaller projects can trigger structural, plumbing, or electrical review. We verify zoning and permit requirements early to prevent expensive redesigns later.
  • Can we live in our home during construction?

    Often yes, depending on the project scope. Kitchen remodels require temporary cooking arrangements. Bathroom remodels require coordinated water shut-offs. Larger whole-house remodels or additions may require temporary relocation. We discuss livability during planning so there are no surprises.
  • What makes remodeling in Marin different?

    Marin homes often include older framing, outdated plumbing and wiring, hillside foundations, moisture exposure from coastal fog, and tight access streets. Add strict zoning and floor-area limits, and experience becomes critical. We build with these realities in mind from the start.
  • When should we contact a contractor?

    Earlier than most homeowners expect. Designing a project without cost alignment is where budgets break down. Our design/build process aligns feasibility, design, and investment from the beginning — so you don’t fall in love with something that can’t be built within your target range.
  • Do you handle both design and construction?

    Yes. We are a true design/build firm. You work with one integrated team from concept through completion. No finger-pointing between architect and contractor. One plan, one contract, one accountable team.
  • What types of projects do you specialize in?

    We specialize in kitchen remodeling, bathroom remodeling, whole-house remodeling, room additions, ADU construction, custom cabinetry, cabinet refacing, countertops, and outdoor living spaces. If the project requires tight coordination and thoughtful planning, we’re built for it.
  • What happens during the first consultation?

    The first meeting is focused on clarity. We discuss your goals, timeline, and investment range, and review zoning or structural realities that could affect the project. If it’s a good fit, we walk you through the Design Build Clarity Plan™ so you understand the exact next steps before committing to construction.