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 Marin City
Finding a General Contractor who understands Marin City’s hillside lots and unincorporated county rules changes how your whole project goes. We work here regularly, and our team knows the difference between a Sausalito permit and a Marin County one, which means fewer stalls before demolition even starts. Call Noel Trevino at (877) 752-3154 to talk through your project and get a written scope and price before anything gets ordered. We serve all of Marin City, ZIP 94965, from the flats near Golden Gate Village up to the steeper parcels off Donahue Street.
Why Moreno Valley Builders Is Marin City’s Preferred General Contractor Company
Homeowners here tend to ask sharper questions than most, and that works in our favor. We coordinate permits through Marin County’s building department in San Rafael, not Sausalito’s city hall, so when you hire us for a General Contractor in Marin City project, the plan-check timeline is something we’ve already mapped. Our local reputation rests on showing up with a fixed written scope, a real material allowance sheet, and a schedule that accounts for long-lead cabinetry and custom finishes rather than pretending lead times don’t exist.
Marin City homeowners have trusted our single-accountability model on kitchen remodels, hillside additions, and full exterior upgrades. We carry the trade coordination burden so you’re not calling three subs to ask why the plumber is waiting on the countertop fabricator. One contractor. Every phase.
Noel Trevino runs every Marin City project with the same discipline: written line-item pricing before ordering, plan-check management through unincorporated Marin County, and material selections pulled from brands you can actually inspect, not builder-grade unknowns. We specify KraftMaid and Wellborn cabinetry because their lead times and tolerances are predictable. We install Cambria and Caesarstone because quartz holds up in Marin City’s warm interior valley better than cheap laminate under direct sun. Your project. Your material choices.
When you call (877) 752-3154, you reach someone who can talk Marin City specifically: steep clay slopes, county inspection cadence, the 1940s Marinship housing stock, and what actually drives cost on a hillside remodel.
Styles & brands we work with







General Contractor Services in Marin City
General Contractor Services in Marin City means running the full build, not just swinging a hammer. For a kitchen remodel in Marin City, plan on $14,000 to $45,000 depending on cabinet grade, countertop material, and whether you’re moving plumbing or load-bearing walls. A bathroom remodel here typically lands between $9,000 and $28,000, with tub-to-shower conversions on the lower end and full wet-room builds on the upper end.
Kitchen and Bath Remodels
We handle demo, rough-in, drywall, tile, cabinet install, countertop fabrication, and fixture trim. In Marin City’s older Marinship-era homes, we frequently find asbestos-backed vinyl and galvanized supply lines, so our scope includes testing and line replacement rather than hiding problems behind new cabinets. Custom cabinetry from KraftMaid or Wellborn typically carries a 10-week lead time, which we lock into the schedule before walls come down.

Hillside Additions and Structural Work
Marin City lots slope. Some slope hard. A home addition here runs $45,000 to $130,000, with retaining wall work, drainage, and foundation engineering driving the spread. We pull county permits for any structural change and schedule inspections in the order Marin County wants them, not the order that’s most convenient for a fast closeout.
Call (877) 752-3154 for a written quote on your specific scope. Estimates are free, and we’ll walk the site with you before pricing anything.

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.
Construction Company in Marin City
Hiring a Construction Company in Marin City means selecting a builder who can manage long-lead materials and county plan-check without padding the calendar. We function as the General Contractor of record on every project: permits, trade scheduling, material procurement, and final inspection sign-off. For a full kitchen remodel in Marin City, expect $14,000 to $45,000. A bathroom remodel runs $9,000 to $28,000. An addition with hillside foundation work ranges from $45,000 to $130,000.
Single-Source Project Management
We manage the trades so you don’t have to. When the electrician needs the cabinet layout before rough-in, and the cabinet shop won’t release shop drawings until the countertop template is approved, we sequence those dependencies. In Marin City, where a county inspection can add two weeks to a schedule, that sequencing is the difference between a six-month project and a nine-month one.
Exterior and Site Work
Steep clay slopes in Marin City make drainage and retaining walls recurring scope items. We specify Belgard and Unilock pavers for patios and walkways because their permeable systems handle winter runoff better than solid concrete on a grade. We install GAF and CertainTeed roofing systems rated for the valley’s warm, dry summer exposure and the heavy winter rain that comes off Mount Tamalpais.
From permits to punch list, one contractor runs the whole build. Call (877) 752-3154 to schedule a free estimate.
Trusted Brands We Service in Marin City
We stock and install from a deep bench of manufacturers, including Owens Corning in Marin City, which matters here because lead times and material availability drive the schedule more than labor. KraftMaid and Wellborn cabinetry, Cambria and Caesarstone quartz, Kohler and Grohe plumbing fixtures, GAF and CertainTeed roofing, and James Hardie siding are all in our regular rotation. For hardscape work on hillside lots, we specify Belgard, Unilock, and Tremron pavers because their retaining wall systems and drainage-compatible bases hold up on Marin City’s clay slopes. We keep local parts and sample libraries accessible for Marin City customers so you’re not driving to San Rafael to see a countertop slab.
We work with 50+ name-brand manufacturers across cabinetry, countertops, plumbing, roofing, windows, doors, fencing, hardscaping, and prefab ADU systems. That breadth means your selections come from proven products with real warranties, not whatever the supply house had in stock that week.
See the difference
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After
Before
After
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AfterCommon General Contractor Problems We See in Marin City Homes
- Wrong jurisdiction on permits. Marin City is unincorporated, so construction permits route through Marin County in San Rafael, not Sausalito’s city hall. Submitting to the wrong agency stalls the entire draw schedule, so we verify jurisdiction before anything gets filed.
- Hillside drainage failures. The steep clay slopes in Marin City move water fast in winter. We regularly see foundation cracks and retaining wall bulges after heavy rain, and the fix usually involves a drainage plan, not just patching the wall face.
- Long lead times on custom materials. Custom cabinetry, specialty countertops, and architectural glass can run 8 to 12 weeks. Projects that don’t order these upfront slip even when labor is standing by, which is why our schedule locks material procurement dates before demo starts.
- Deferred maintenance on WWII-era housing. The Marinship worker housing and mid-century homes in Marin City often carry old galvanized plumbing, undersized electrical panels, and asbestos-backed flooring. We scope for these findings so the final price reflects the real house, not the best-case scenario.
Pricing for General Contractor in Marin City, CA
Honest numbers for Marin City work: a kitchen remodel runs $14,000 to $45,000. A bathroom remodel typically sits between $9,000 and $28,000. A home addition with hillside foundation work starts around $45,000 and can reach $130,000 on difficult lots with retaining walls and county-mandated drainage systems. What moves the number within those ranges is material grade, structural scope, and site access, not mystery markup.
Here’s the line-item breakdown we discuss with Marin City homeowners:
| Project Type | Price Range in Marin City |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
We price in writing before ordering anything. Allowance sheets are explicit. If a lead time shifts, we re-quote the affected line item before it becomes a change order. Call (877) 752-3154 for a free estimate on your Marin City project. Noel Trevino will walk the site with you and give you a fixed number, not a vague range with a mountain of caveats.
We Also Serve Cities Near Marin City
Our General Contractor work regularly takes us to Sausalito, Belvedere, Tiburon, and Chinatown as well. Each has its own permit quirks and site conditions, and we’ve built schedules around all of them. If your project sits near Marin City’s ZIP 94965 boundary or across the hill in Sausalito, call (877) 752-3154 and we’ll tell you whether we’re already permitted in that jurisdiction.
Serving Marin City, CA — Our Local Coverage Area
We’re based in the Marin City 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 Marin City
Marin County, not Sausalito. Marin City is unincorporated, so every construction permit routes through Marin County’s building department in San Rafael. We handle that filing for you, and our schedules account for county plan-check timelines, which are longer than Sausalito’s municipal process. If you’ve already submitted something to the wrong jurisdiction, call (877) 752-3154 and we’ll help sort it out.
We lock the material order within the first two weeks of a project, before demo starts. Custom KraftMaid or Wellborn cabinetry typically runs a 10-week lead time. Cambria quartz and specialty plumbing fixtures from Kohler or Grohe can run 6 to 12 weeks. By ordering upfront and building the schedule around confirmed ship dates, we keep labor from idling and keep the project moving on a timeline you can actually trust. Call (877) 752-3154 for a detailed schedule on your specific scope.
Drainage and retaining walls, followed closely by foundation engineering. Marin City’s clay slopes move during winter rain, and a hillside addition or even a kitchen remodel on a sloped lot may trigger a retaining wall inspection before plumbing rough-in can proceed. We’ve managed exactly this on a parcel off Donahue Street, where the county’s plan-check added two weeks to the schedule and the retaining wall had to be signed off before we could touch the foundation. Budget for drainage, not just the finished room. Call (877) 752-3154 to talk through your site.
Yes, and we prefer it. We coordinate directly with your architect on structural drawings, plan-check comments, and inspection coordination. With designers, we handle the material specification handoff so the Cambria slab they selected actually arrives in the right size and the KraftMaid cabinet elevations match the countertop template. One contractor running that communication loop means fewer dropped details on a high-end Marin City build. Call (877) 752-3154 and bring your drawings; we’ll review them with you.
We fix the price in writing before ordering anything. Material allowances are itemized by brand and line. If a lead time shifts mid-project and a material price changes, we re-quote that line item as a written change order for your approval before we order it. You never get a surprise invoice at the end. For Marin City projects where county inspections can shift the schedule, we build that buffer into the timeline from day one. Call (877) 752-3154 for a free, written estimate on your project.
Written by Noel Trevino, Owner at Moreno Valley Builders, serving Marin City and surrounding Marin County communities.
Ready to start? Call (877) 752-3154 for your free estimate. We’ll walk your Marin City property, talk through the real material and permit lead times, and give you a fixed written scope before anything gets ordered.