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
Toto Construction in Monte Sereno, CA | Workshop Contractors
We provide independent Toto installation, repair, and full-bathroom remodeling across Monte Sereno, and we’re one of the few general contractors here who can run the fixture work alongside the framing, waterproofing, and finish trades under a single contract. What makes our Toto work different in Monte Sereno is that we already deal with the city’s design-review process, the oversized-lot access issues, and the older framing conditions on a weekly basis. Call (844) 384-3361 for a free estimate on Toto fixture work, a bath remodel, or a full addition.
Why Monte Sereno Residents Choose Us for Toto Service
Monte Sereno is a small city with no commercial core, which means finding a contractor who actually knows Toto fixtures, not just one who will pick one up at a supply house, is harder than it sounds around here. We’ve been servicing Toto toilets, Washlet seats, and NEOREST units through years of high-end remodels and rebuilds in the 95030 ZIP code. Noel Figueroa, our owner and GC, learned finish work the old way, and he still walks every Toto install to check flange height, shutoff placement, and subfloor condition before a fixture ever comes out of the box. We’re an independent contractor. Not authorized, sponsored, or endorsed by Toto. We specify and repair their products because they hold up in this market, not because a manufacturer told us to. That means when we tell you a repair makes more sense than a replacement, there’s no spiff in it for us one way or the other. We use genuine Toto OEM fill valves, flush towers, and Washlet components for anything that touches performance or water use, and quality aftermarket only where the original part was cosmetic or non-critical.
Styles & brands we work with







Common Toto Construction Problems We Solve in Monte Sereno
Monte Sereno’s housing stock, climate, and the way these custom homes are built create a specific set of failures. Here’s what we walk into most often:
- Scaled and sticking G-Max and EcoPower fill valves. Monte Sereno sits in the Santa Cruz Mountain foothills, and the water here runs harder than what you’d get down on the valley floor. Toto’s low-flow flush systems work on tight tolerances, so mineral scale builds on the valve seat and the toilet either ghost-flushes constantly or under-flushes. We replace with OEM fill valves and set the water level to Toto’s spec, not “close enough.”
- Degraded Washlet seat housings on west- and south-facing bathrooms. A lot of Monte Sereno homes were designed with expansive glazing, walls of glass that bring in the light and with it constant UV and heat cycling. Toto Washlet plastic housings and internal electronics don’t love that. We’ve replaced seats on bathrooms where the seat still worked fine electrically but the housing had turned brittle and chalky. We run a dedicated circuit and check for a grounded GFCI outlet before we land the Washlet, because Toto’s electronics don’t tolerate shared circuits well.
- Rocking toilets and wax seal failures from out-of-level closet flanges. Long private drives and steep wooded lots mean fixtures get carted down and hand-set on floor framing that’s forty or fifty years old in spots. When the subfloor under a flange has softened or the flange was set on old mud, even a mid-weight Toto Drake will rock. The toilet gets blamed. It’s almost never the toilet. We re-level the flange, repair or replace the subfloor section, and set the fixture on a solid plane.
- Base leaks on crawlspace and pier-and-beam additions. Tree-canopied lots keep moisture in the air and in the soil longer than a sunny flat lot would. Bathroom floors built over crawlspaces wick that moisture into the subfloor around the flange. A perfectly good Toto one-piece can leak at the base not because the fixture failed, but because the wood underneath moved. We’ve fixed this by opening the floor, repairing the framing, and reinstalling with a new OEM wax ring or flange extender.
- Builder-era Toto Drakes with worn flush towers and failing porcelain. The original Toto Drake was a popular spec in homes built through the 1990s and early 2000s in Monte Sereno, and those units are now at the age where the flush tower gaskets dry out and crack. If the bowl and glaze are still sound, we replace the tower and the fill valve and the toilet runs another decade. If the porcelain is cracked or the trapway is glazed over, we tell you to replace. There’s no repair that fixes compromised vitreous china.
Toto Service in Monte Sereno: What Local Conditions Mean for Your Equipment
Here’s something specific to Monte Sereno that most Toto service pages will never mention. Monte Sereno runs its own residential design review, separate from the county’s building permit process, and the city has a well-established neighbor-notification culture that can reshape even a modest bathroom remodel. If you’re relocating a Toto toilet during a remodel, or adding a dedicated circuit for a Washlet, that work can trigger a discretionary review where planning staff and neighbors weigh in before your permit issues. Neighboring Los Gatos and Saratoga don’t apply that same layer of interior scrutiny to fixture work. We’ve navigated that process enough times to know what triggers review and what sails through, and we build our Toto rough-in schedules around it. That’s not something you learn from a parts catalog. It’s something you learn by pulling permits on Daves Avenue and working through design review on a remodel where the plumbing wall moved six inches.
Toto Models & Products We Service in Monte Sereno
We install and service the Toto lines that actually get spec’d in Monte Sereno remodels and rebuilds: the Toto Drake and Drake II, including the original builder-era Drakes still running in older homes; the Eco Ultramax one-piece that a lot of homeowners here chose for a cleaner profile; Toto Washlet bidet seats across the C and S series; and the integrated NEOREST line for the luxury end of things. We stock OEM fill valves, flush tower gaskets, supply lines, and common Washlet mounting hardware in our trucks, so most repair work on standard models doesn’t wait for a parts delivery. For NEOREST boards and specialty washlets, we order factory parts and schedule the second trip. Our parts stance hasn’t changed in twenty years: if it touches water metering or flush performance, it’s Toto OEM. If it’s a bolt cap or a supply line bracket, we’ll use a quality aftermarket part and tell you we did. We don’t hide that.
See the difference
Before
After
Before
After
Before
AfterToto Service Pricing in Monte Sereno
| Service | Typical Range in Monte Sereno |
|---|---|
| Bathroom Remodel | $9,000 – $28,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Bathroom Vanity Installation | $800 – $3,000 |
| Shower Replacement | $3,000 – $8,500 |
What drives the number on a Toto install in Monte Sereno is access and framing. A one-piece Eco Ultramax or a NEOREST is heavy, and hand-carrying a 110-pound fixture down a steep private drive or through a finished house adds labor. If the flange is out of level, the subfloor work adds cost before the fixture ever lands. We don’t quote a fixture swap over the phone without seeing the floor and the shutoff. Call (844) 384-3361 and we’ll come out, measure, and hand you a written line-item estimate you can actually read.
Serving Monte Sereno, CA — Our Local Coverage Area
We’re based in the Monte Sereno 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 – Toto Construction in Monte Sereno
Are you authorized by Toto?
No, and we tell every customer that up front. Workshop Contractors is an independent general contractor. We install and service Toto products because they perform well in Monte Sereno’s specific housing stock, not because the manufacturer endorses us. If you ever want a Toto-authorized service call, we’ll point you toward the factory network. Most clients here don’t need it for install or valve work, and we handle the plumbing and electrical rough-in that a parts-only service won’t touch.
Do you use genuine Toto parts or aftermarket?
Genuine Toto OEM for anything that affects flush performance, water metering, or electronics: fill valves, flush towers, Washlet control boards, and supply couplings. We’ll use quality aftermarket for non-critical hardware like bolt caps, seat bumpers, or supply-line escutcheons. If you ever want to know which part went where, ask. We itemize it on the invoice.
Do you handle the plumbing and electrical rough-in when adding a Washlet or relocating a Toto during a remodel?
Yes. A Washlet needs a GFCI-protected outlet within reach of the seat, and Toto spec’s a dedicated circuit for the higher-end models with instant water heating. Relocating a toilet means moving the waste line and re-setting the flange on a solid floor surface. We do all of that in-house, and we pull the permit if the scope requires it. Call (844) 384-3361 for a free estimate.
How long does Toto service take in Monte Sereno?
Most fill valve, flush tower, and Washlet seat replacements are done in one visit. We carry the common OEM parts in the truck. If we’re setting a one-piece or a NEOREST, expect the visit to run longer because the fixture gets level-set and tested before we leave. For anything involving a design-review permit, the timeline depends on the city’s review queue, and we’ll tell you what that looks like before we start.
How much does a Toto toilet replacement cost in Monte Sereno?
The fixture itself ranges widely depending on the model, from a Drake in the few-hundred-dollar range to a NEOREST that costs several thousand. Installation labor for a standard replacement generally falls within the broader bathroom work ranges above, but the real variable in Monte Sereno is access and subfloor condition. Call (844) 384-3361 for a written quote, the estimate is free and we show up with a level and a flashlight, not a sales folder.
Service Areas Near Monte Sereno
We take Toto calls from Monte Sereno and the surrounding foothill communities. If you’re up toward Los Gatos, over in Saratoga, or down toward Campbell, you’re inside our normal service radius. Check our Monte Sereno service area page for boundaries, or see what we cover for Toto service in Campbell and Toto service in Boulder Creek. If you’re considering Toto fixtures for a remodel, start with our Toto sales & service overview.
Book Your Toto Service in Monte Sereno Today
If your Toto is ghost-flushing, leaking at the base, or you’re planning a bathroom remodel in Monte Sereno and want the fixture work bundled with the rough-in and finish trades, call us at (844) 384-3361. We’ll schedule a walk-through, give you a written estimate, and handle the permit and design-review conversation if the scope needs it. Build it right the first time. The second time costs twice as much and nobody’s happy about it.
Written by Noel Figueroa, Owner at Workshop Contractors, serving Monte Sereno since 2005.