Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable General Contractor Across Woodside
Hiring a general contractor in Woodside means finding someone who understands that your remodeling project will likely involve protected oaks, hillside grading, fire-hardening requirements, and an older home that’s been holding surprises behind its walls for decades. We get that. Penhallow Remodeling has built our reputation in Woodside on pricing work honestly before the first stud is pulled, then holding that number in writing. If you’re planning a kitchen remodel, bathroom remodel, or whole-home project anywhere in Woodside, call (936) 259-2607 for a free estimate.
What makes us different is simple. Trevor Nash runs our General Contractor team on a principle that sounds obvious but is rare in this trade: the price we put in writing before work starts is the price on your invoice. That’s the Kingswell standard, and it’s been the operating rule since 2004.
Why Penhallow Remodeling Is Woodside’s Preferred General Contractor Company
Woodside homeowners come to us for one reason more than any other: they’ve been burned before. Maybe a contractor bid low, opened a wall, found knob-and-tube wiring, and suddenly the “firm” price moved. Maybe a crew showed up late, left the site a mess, and disappeared when a follow-up repair was needed. We hear this story constantly from people off Canada Road, up in Skyline, and around the Town Center. Our answer is always the same: a written price before any work starts, a written 365-Day Done Right Promise on every project, and background-checked, uniformed technicians who arrive when we said they would.
Every Penhallow location is independently owned and operated as part of the Kingswell family of companies, and we run our Woodside projects to The Kingswell Way: say the price before the work, show up in the window we gave, leave the place cleaner than we found it. If something we build fails inside the guarantee period, we come back and fix it at no charge. That second visit is free too, no service call, no re-inspection fee. Those promises are in writing on every Woodside job we take.
Hire a General Contractor in Woodside
Hire a General Contractor for your Woodside home when the project involves more than one trade, structural changes, or work that requires permits and inspections. On a typical Woodside estate, that covers nearly everything beyond cosmetic updates. A kitchen remodel in Woodside runs $14,000 to $45,000 depending on cabinet line, countertop material, and whether you’re moving plumbing or walls. A bathroom remodel typically lands between $9,000 and $28,000. We coordinate every trade, pull every permit, schedule every inspection, and keep one point of contact on the job from demo day through final walkthrough.
Kitchen and Bath Remodels Done Right
A Woodside kitchen remodel isn’t just cabinets and counters. It’s often a 1940s ranch-era layout with load-bearing walls, outdated electrical, and a subfloor that’s been quietly failing for years. We plan for that. Our written proposals include allowances for the things walls tend to hide, and any change order gets priced and approved by you in writing before our crew touches it. The same applies to bathrooms: tile work, waterproofing, fixture rough-ins, and the permit-triggered code upgrades that come with opening walls in an older Woodside home.
Additions, ADUs, and Structural Work
A home addition in Woodside starts at $45,000 and can reach $130,000 depending on site conditions, foundation engineering, and hillside retaining. ADU construction runs $90,000 to $220,000. These are not flatland Peninsula projects. Woodside’s hillside sites routinely require engineered foundations, retaining walls, and slope drainage that a contractor without local hillside experience will either underestimate or overlook entirely. We don’t.
General Contractor Services in Woodside
General Contractor Services in Woodside span kitchen remodeling, bathroom remodeling, whole-home remodels, room additions, basement finishing, and deck construction. Our role is to manage the parts homeowners shouldn’t have to: permit submittals, trade scheduling, material ordering, inspections, site safety, and the thousand small decisions that turn a plan into a finished room. You get one written price, one schedule, and one phone number. If something comes up mid-project, we document it, price it, and get your written approval before proceeding.
Permits, Code, and the Fire Zone
Woodside sits in a Very High Fire Hazard Severity Zone under Cal Fire jurisdiction. That means Class A roofing, ember-resistant vents, and defensible-space compliance are baseline requirements, not upgrades. We build them into every Woodside quote from day one, and we know how to reconcile those requirements with the Town design review board’s strict rural-character standards. You shouldn’t have to choose between a fire-safe roof and one that meets Woodside’s aesthetic rules. You can have both, and we spec projects that way.

Protected Oaks and Equipment Routes
Woodside’s coast live oak canopy is legally protected. Any project involving grading, trenching, or foundation work near a drip line needs a tree study and possibly a mitigation plan before the first permit application is filed. We stage equipment routes and lay out foundation footprints around oak root zones on the front end, because damaging a protected oak mid-project triggers replacement ratios and stop-work orders that blow timelines and budgets. This is not something a general contractor learns on the job in Woodside. It’s something we already know.

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 Woodside
We install materials from recognized trade brands so the products behind our guarantee are as solid as the promise itself. On Woodside projects, we regularly work with James Hardie siding, Cambria and Caesarstone countertops, Kohler and Moen fixtures, and KraftMaid and Wellborn cabinetry. Cambria quartz carries its own lifetime warranty alongside our 365-Day Done Right Promise, which means you’re getting two layers of protection behind the same countertop. For exterior work and hardscape on larger Woodside lots, we specify Belgard and Unilock pavers, Therma-Tru doors, and Sakrete products where the application and site drainage call for them. We keep common materials and parts readily available for Woodside customers so a project doesn’t stall waiting on a backordered trim piece or the wrong sink flange.
Common General Contractor Problems We See in Woodside Homes
- Older ranch-era wiring behind modern walls. Homes built from the 1920s through the 1940s off Mountain Home Road and along Canada Road frequently still have knob-and-tube wiring hidden behind sheetrock. Opening a wall for a kitchen or bath remodel triggers the need to replace it, and a contractor who bid off visible conditions only will hand you that cost as a surprise.
- Undersized or damaged framing at load-bearing headers. We’ve opened walls on Woodside estates and found framing that hasn’t met code since the Eisenhower administration. When a permit is pulled, the inspector sees what we see, and the fix becomes mandatory. Our written allowances cover this before it becomes an argument.
- Failed waterproofing and decades of damp subfloor. The Santa Cruz Mountain foothills get real winter rain, and older Woodside homes with original flashing and grade-level foundations often hide subfloor rot. We inspect first, document what we find, and price the correction in writing before the tile goes down.
- Fire-hardening requirements overlooked until final inspection. Some contractors bid a roof or an addition without accounting for Class A roofing, ember-resistant vents, and defensible-space compliance. In Woodside, those aren’t optional. We spec them from the first page of the proposal so the final inspection passes the first time.
Pricing for General Contractor in Woodside, CA
Here’s what Woodside homeowners can expect to budget for the most common projects we handle:
| Project | Typical Woodside Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Roof Replacement | $8,000 – $20,000 |
What moves the number on a Woodside job isn’t mystery. It’s the condition behind the walls, the slope of the lot, the presence of protected oaks near the foundation footprint, and the scope of fire-hardening the project requires. We write our proposals with allowances for exactly these variables so you don’t find out about them the week after demo. Call (936) 259-2607 for a free, written estimate. There’s no charge for the conversation and no obligation to sign anything.
We Also Serve Cities Near Woodside
While this page focuses on General Contractor in Woodside, our crews also handle projects for homeowners in Los Angeles, San Diego, San Jose, and San Francisco. If your property sits near the town line or you own a second home on the Peninsula, the same written pricing, written guarantee, and background-checked crews apply. Same rules, same promises, same phone number.
Serving Woodside, CA - Our Local Coverage Area
We’re based in the Woodside 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 Woodside
Most commonly we find knob-and-tube wiring, undersized framing at load-bearing headers, and subfloor damage from failed flashing or years of damp. That’s the single biggest reason a remodel quote moves in Woodside. That’s also exactly why we inspect first, write allowances for code corrections into the contract, and get your written approval on any change order before our crew touches a single stud. Call (936) 259-2607 and we’ll walk you through what a realistic Woodside quote looks like before we ever open a wall.
Two reasons. First, Woodside’s housing stock skews older, and once a permit opens the wall, the inspector sees what we see. Second, the Very High Fire Hazard Severity Zone designation means fire-safety code applies at a stricter level than it does on the flatlands. We price those upgrades in the original written proposal, not as a bolt-on later. That’s the whole point of a written price before any work starts.
We require a tree study and possible mitigation plan before any grading, trenching, or foundation work near a drip line. Our team lays out equipment routes and foundation footprints around oak root zones before the first permit application is filed. Damaging a protected oak mid-project triggers replacement ratios and stop-work orders that can stall a job for months. We plan around the oak on paper, not with a shovel.
We spec Class A roofing, ember-resistant vents, and defensible-space compliance from the first page of the proposal, then work within the Town’s rural-character standards for natural materials and limited roofline visibility. It means the design conversation happens earlier and with more precision than a flatland remodel would need. The result is a fire-safe home that still looks like it belongs in Woodside.
You get a written price before any work starts. If we find something the walls were hiding, we stop, document it, price it as a written change order, and wait for your approval before continuing. The number on day one is the number on the invoice unless you sign off on a change. Every job carries the 365-Day Done Right Promise in writing.
Planning a remodel, addition, or custom home project in Woodside? Call (936) 259-2607 to schedule your free estimate. We’ll give you a written price, a real arrival window, and a written guarantee before you ever decide to hire us. That’s how Trevor Nash runs every Penhallow job, and it’s how we’ll run yours.
Written by Trevor Nash, Owner at Penhallow Remodeling, serving Woodside since 2004.







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