Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable General Contractor Across Redwood Shores
We pulled a cedar fence on a lagoon-front townhome off Redwood Shores Parkway last spring and found the post bases rusted through at grade, the bottom rails soft from constant fog damp. That’s not a one-off. It’s what bayfront humidity does to inland-spec hardware in Redwood Shores. If you’re planning a remodel, addition, or ADU here, the materials matter more than the schedule, and that’s exactly how our General Contractor team approaches every project. Call (833) 589-8103 for a free estimate, and we’ll walk your property with you before any numbers get written down.
Why Seaside Contractors Is Redwood Shores’s Preferred General Contractor Company
Redwood Shores homeowners don’t ask us whether we can do the work. They ask whether we know what happens to it five winters from now. We do. Glen Sorrento has built this company around one principle: the behind-the-wall and below-grade decisions determine whether a remodel lasts, not the finish selections. That’s why we carry Schluter waterproofing systems for wet areas, spec 316 stainless fasteners on any exterior work near the lagoons, and match every material to the specific exposure of the lot. It’s also why Redwood Shores customers keep calling us back for the second project.
We’re not a specialty subcontractor. We’re the single accountable team from structural renovation through finish selection. One contractor. Every trade. When a Redwood Shores homeowner wants Cambria countertops, KraftMaid cabinetry, GAF roofing, and a Toto bathroom package in the same remodel, they don’t need four separate crews and four separate punch lists. They need one. That’s what we do.
Styles & brands we work with
Hire a General Contractor in Redwood Shores
Hire a General Contractor in Redwood Shores before you sign anything with a specialty remodeler who hasn’t worked on bay fill. The reason is simple: this community is a master-planned development built on engineered levees and filled baylands. Excavation hits groundwater fast. Shallow foundations sit on bay mud. Winter storm runoff backs up through slabs. A contractor who only knows inland Redwood City conditions will spec the wrong fasteners, the wrong post setting, the wrong flashing, and the wrong drainage plan, and you’ll discover it at inspection sign-off or three winters later when the deck ledger starts pulling away.
A home addition in Redwood Shores typically runs $45,000 to $130,000 depending on scope and how much dewatering and shoring your lot triggers. ADU construction runs $90,000 to $220,000. These aren’t cheap projects, and the last thing you want is a change order halfway through because someone bid the inland-spec version.
Coastal-Spec Planning Before the First Hole Gets Dug
Before any permit gets pulled, we walk the property and check grade, drainage, fence line condition, and what your neighbors’ recent work looks like. That last part matters. If the fence three doors down is already leaning toward the lagoon, that’s your future, and we’ll plan for it now.
One Team for Structural Work and Finish Work
We don’t hand you off after framing. Our crews handle the whole job: roofing, windows, cabinetry, countertops, plumbing fixtures, waterproofing, hardscaping. You get one point of accountability and one warranty conversation at the end.
General Contractor Services in Redwood Shores
General Contractor Services in Redwood Shores start with the conditions that make this city unique: marine-layer fog, bayfront humidity, flat topography, and soil that holds groundwater a few feet down. Those conditions dictate materials. A window replacement on a lagoon-front home needs marine-grade frames and sealed joints, not the standard vinyl unit that would be fine four miles inland. A roof replacement needs fasteners and underlayment rated for damp, salt-air exposure. We’ve built our scope around that reality.
Kitchen remodels in Redwood Shores run $14,000 to $45,000. Bathroom remodels run $9,000 to $28,000. Window replacement runs $4,500 to $15,000, and impact-rated units run $8,000 to $25,000. These ranges reflect the coastal-spec materials this environment demands, not just the square footage.
Remodels That Hold Up Behind the Wall
We use Schluter waterproofing in every shower and wet area we build in Redwood Shores. The hidden work is what separates a bathroom that lasts twenty years from one that starts showing grout failure and subfloor rot in five. Built to last behind the wall isn’t a slogan here. It’s the only way to build on bay mud.
ADUs, Additions, and Structural Work on Bay Fill
Adding square footage in Redwood Shores means dealing with fill settlement, groundwater, and floodplain review. We manage the permits, the shoring plan, and the foundation engineering. From blueprint to final walkthrough, one team owns it.
What happens when you call
- 1
A real person answersNo phone trees — you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Redwood Shores
We don’t stock every brand. We stock the ones that perform in Redwood Shores conditions. For bathrooms, that means Toto and American Standard fixtures paired with Schluter waterproofing. For kitchens, we work with Cambria, Silestone, and Caesarstone countertops alongside KraftMaid and Wellborn cabinetry. When you call (833) 589-8103, we’ll match the material to the project and the lot, and we’ll tell you which brand choices make sense for your budget and which ones don’t.
See the difference
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After
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After
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AfterCommon General Contractor Problems We See in Redwood Shores Homes
- Rusted-through fence post bases on lagoon-front lots. Bayfront humidity corrodes standard galvanized anchors within a few winters. We reset posts on hot-dip galvanized anchors on concrete piers above grade, with 316 stainless fasteners throughout.
- Soft bottom rails and deck ledgers from constant fog damp. Untreated wood that would last inland starts rotting at the base here. We specify pressure-treated or naturally rot-resistant material and keep all wood-to-concrete contact sealed.
- Window and door frames corroding at the hardware. Electroplated hinges and standard frame screws fail quickly in marine-layer humidity. Coastal-spec means stainless hardware, sealed joints, and frames built for the exposure.
- Pavers shifting and joints washing out from winter runoff. The flat, low-lying topography backs water up through slabs and crawlspaces during heavy rains. We install pavers with sealed joints and proper drainage so the patio doesn’t become a pond in January.
Pricing for General Contractor in Redwood Shores, CA
Redwood Shores pricing runs higher than inland cities because the materials cost more. Coastal-spec fasteners, marine-grade frames, sealed joints, and drainage plans add anywhere from 10 to 20 percent to the sticker price compared to a Redwood City or San Carlos bid. That gap is real, and it’s the cheapest money you’ll spend. The inland-spec version of a fence or deck looks identical for the first year and starts failing by year three.
| Service | Redwood Shores Price Range |
|---|---|
| Vinyl Fence Installation | $3,500 – $9,000 |
| Aluminum Fence Installation | $4,000 – $10,000 |
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Roof Replacement | $8,000 – $20,000 |
| Paver Patio Installation | $3,500 – $11,000 |
Every estimate is line-itemed and written, so you can see exactly what the coastal-spec materials cost versus the standard bid. Call (833) 589-8103 to schedule your free estimate. We’ll beat any vague bid by giving you the actual numbers up front.
We Also Serve Cities Near Redwood Shores
Seaside Contractors works throughout the Bay Area, including Foster City, Belmont, San Carlos, and San Mateo. We bring the same coastal-spec material standards and full-scope general contracting to every project we touch. If you’re near Redwood Shores but your project falls in a neighboring city, General Contractor in Redwood Shores standards still apply, and we’d be glad to look at your plans.
Serving Redwood Shores, CA — Our Local Coverage Area
We’re based in the Redwood Shores area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs About General Contractor in Redwood Shores
Redwood Shores sits on filled baylands behind engineered levees, which means exterior corrosion here is driven by year-round bayfront humidity and marine-layer fog rather than by surf spray. Inland-spec galvanized fasteners and untreated fence posts that survive fine in Redwood City fail on lagoon-front lots within a few winters because the moisture never fully dries. We specify hot-dip galvanized anchors, 316 stainless fasteners, and pressure-treated or rot-resistant posts for every exterior job in the 94065 zip code. Call (833) 589-8103 to have us check your existing fence line before it becomes a bigger repair.
Coastal-spec materials typically add 10 to 20 percent to the bid compared to inland-spec versions, depending on the scope. The gap comes from stainless hardware, marine-grade frames, sealed joints, and drainage work that standard bids skip. The math works out in your favor: a coastal-spec fence or deck lasts two to three times longer in Redwood Shores conditions, so the cheaper inland bid ends up costing more within a decade once you factor in replacement and change orders.
Hit groundwater, yes. Every excavation deeper than a few feet in Redwood Shores hits bay mud and groundwater, which triggers dewatering and shoring requirements. The question isn’t whether you’ll hit it. It’s whether your contractor planned for it in the bid. We do, and we pull the permits and manage the floodplain review so the project doesn’t stall at inspection sign-off. ADU construction in Redwood Shores runs $90,000 to $220,000, and that range includes the foundation and drainage work this soil demands. Call (833) 589-8103 for a written line-item quote.
We write fixed-price contracts with line-item material specs before we start, and we don’t bid the inland-spec version just to win the job. Budget drift usually happens when a contractor underbids and then issues change orders once the bay-mud reality shows up. We price the coastal-spec version from day one, so what you sign is what you pay, barring a genuine scope change you initiate. Call (833) 589-8103 and we’ll walk the property with you and show you exactly where the money goes.
Redwood Shores is built on artificial fill behind private levees, so even small grading projects can require a floodplain review that never comes up a mile inland. That review takes time and paperwork, and skipping it can get a project red-tagged. We handle the full permit package on every job, from the structural engineering to the final inspection, because a remodel in Redwood Shores is never just swapping finishes. It’s building on bay mud, and the paperwork has to match the physical reality underneath the house.
Written by Glen Sorrento, Owner at Seaside Contractors, serving Redwood Shores and the Bay Area.