A new rear addition with a vaulted beamed ceiling and tall windows
General Contractor · Martinez, CA

General Contractor in Martinez - Licensed & Insured, Written Fixed-Price Quotes

Free on-site estimate and a written, line-item quote before any work begins. One contract, one crew, one accountable point of contact. Licensed, insured, permits handled.

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A single-story rear room addition with tall windows and a new patio
A second-story addition that matches the existing roofline
A remodeled kitchen with a waterfall island and wood cabinets
A wood double vanity with two mirrors after a bathroom remodel
An open living space after a whole-home remodel
A remodeled primary bathroom with a soaking tub and walk-in shower
A remodeled living room with built-in shelves around the fireplace
An open kitchen and dining area after a remodel
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Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled

Your dream remodel for as low as$199/month*On approved credit; ask for current terms
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Fast, Reliable General Contractor Across Martinez

A full-service general contractor in Martinez typically manages Kitchen Remodeling - Martinez projects from $14,000 – $45,000, bathroom remodels from $9,000 – $28,000, and larger additions from $45,000 – $130,000, with most projects taking 4 – 16 weeks depending on scope and permit complexity. Elmstead Remodeling, a Cedarwell company, coordinates dispatch from our San Francisco Bay Area office and sends crews directly to Martinez homes every day. Call (949) 850-9896 to schedule your free estimate.

Call (949) 850-9896

We know Martinez lots. The tight streets near the historic downtown core, the hillside access off Alhambra Avenue, the shared driveways in the older neighborhoods off Talbart Street. Our crews arrive with the right equipment for constrained staging, not the oversized trailers that block a neighbor’s garage for three hours. We’ve learned where to park, when to stage materials, and how to keep a job moving on a site with six feet of side-yard clearance.

The Franklin Fault runs directly through Martinez residential neighborhoods, so significant portions of the city fall inside Alquist-Priolo Earthquake Fault Zone setback restrictions that hard-limit where new construction footprints and additions can go – a constraint contractors working in Concord or Walnut Creek rarely encounter. This matters from day one on your project. It affects where we can place a foundation, how we design an addition, and whether your plans will clear plan check on the first submittal. We account for it in our initial site visit so you’re not redesigning six weeks in.

Why Elmstead Remodeling Is Martinez’s Preferred General Contractor Company

A garage converted into a guest room and home office

Our reputation in Martinez has been built project by project, mostly in the historic core and the hillside neighborhoods where word travels between neighbors. Graham Stein leads our local operations, and homeowners here know our trucks by the Cedarwell logo and the care our techs take backing into narrow driveways.

Response time to Martinez is typically same-week for estimates, with crews already in the city several days each week. We don’t dispatch from two counties away and hope to fit you in. Our scheduling is coordinated from the San Francisco Bay Area office, but the trucks are local and the materials are ordered for Martinez delivery windows.

What separates us is the Cedarwell Care Promise on every job: shoe covers and drop cloths inside the house, a written price before any work starts, a photo of the clean-up before the crew leaves, quiet tools during family rest hours where possible, and pet-safe product choices where available. For families with children and pets in Martinez, this isn’t extra. It’s the baseline.

Explore

Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Driveway & pavers
Driveway & pavers
Fence
Fence

Residential General Contractor in Martinez

Residential General Contractor work in Martinez covers everything from updating a 1950s ranch kitchen to seismic retrofitting a Victorian-era home near Escobar Street before any cosmetic work can begin. Most homeowners call us when they’ve outgrown their layout, discovered water damage behind original lath-and-plaster, or learned that their pre-1950 foundation won’t support the open-concept plan they have drawn up. A typical kitchen remodel runs $14,000 – $45,000, a bathroom remodel $9,000 – $28,000, and whole-home projects scale from there based on structural needs and finish selections.

Historic Home Upgrades

Martinez’s housing stock skews heavily pre-1950, with Victorian-era and Craftsman bungalow structures in the historic downtown core built on unreinforced masonry or early wood-frame foundations. Renovation work frequently uncovers original redwood framing, knob-and-tube wiring, and stem-wall foundations that require substantial upgrading to meet current California residential code. We document every discovery, photograph existing conditions, and revise the written scope before proceeding so the price reflects reality, not optimism.

Seismic and Structural Retrofit

On a Victorian-era home near the historic downtown core, we took on a kitchen remodel where the original stem-wall foundation and redwood framing had to be upgraded before any new cabinets could go in, and a load-bearing wall had to be reframed to open up the space. Our tech worked around shared-wall proximity by sequencing rough-in and inspections to avoid disturbing neighbors, and we finalized a punch list that included matching KraftMaid cabinetry to the home’s existing trim. The project passed inspection sign-off on the first try because we kept every scope of work and allowance documented in writing.

Hire a General Contractor in Martinez

A finished backyard cottage with a small covered porch

Hire a General Contractor in Martinez when your project involves more than one trade, requires permits and inspections, or needs to be sequenced around a family still living in the home. The right contractor manages the plumber, electrician, and inspector calendar so you’re not waiting two weeks for rough-in sign-off because the drywall crew showed up early. For additions and ADUs, expect $45,000 – $130,000 for home additions and $90,000 – $220,000 for detached ADU construction, with garage conversions typically falling between $30,000 – $80,000.

Tight-Site Logistics

Martinez lots are small and often sloped. We bring compact equipment, schedule deliveries to avoid blocking narrow streets, and protect neighbor access throughout the job. Our crew asks before moving anything on your property or a shared fence line. On hillside jobs, we factor retaining-wall stability and drainage into the quote from the start, not as a change order after the first rain.

Permit Navigation

Projects within Martinez’s designated historic district require review through the city’s Historic Preservation process before any exterior alteration to a contributing structure, a permitting layer that regularly adds weeks to timelines. We submit complete packages with photos, material samples, and scope narratives that match what the review board actually wants to see. A rejected submittal costs you a month. We avoid that by getting it right the first time.

Trusted Brands We Service in Martinez

We install cabinets from KraftMaid and Wellborn, countertops from Cambria and Silestone, and fixtures from Kohler, Moen, and Grohe. For exterior work, we specify James Hardie siding and GAF roofing systems. These are brands homeowners can research independently, with manufacturer warranties that transfer to you on completion. We maintain relationships with regional distributors so materials arrive on Martinez jobsites on schedule, not on backorder. For ADU and modular projects, we also work with Abodu and Dvele systems where site conditions and zoning allow efficient prefab integration.

Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Common General Contractor Problems We See in Martinez Homes

  • Historic Preservation delays. Contractors relocating from Concord or Antioch often underestimate the time added by Martinez’s Historic Preservation review when exterior alterations touch contributing structures in the historic district. We build this timeline into every schedule and communicate it in writing before you sign.
  • Fault zone setbacks. Ignoring Alquist-Priolo fault zone restrictions on the Franklin Fault leads to rejected plans or unbuildable additions after design is complete. We verify setback requirements in our first site visit and confirm with the city before you pay for engineered drawings.
  • Strait weather windows. Martinez sits directly on the Carquinez Strait, which funnels persistent Delta breezes that raise practical wind-load considerations for roofing, fencing, and exterior siding installation. Morning fog keeps surfaces damp well into midday, compressing usable weather windows for concrete pours, exterior painting, and sealant work. We sequence exterior phases for conditions, not convenience.
  • Foundation surprises in pre-1950 homes. Original stem walls, unreinforced masonry, and non-compliant crawl spaces are common in the downtown core. We probe and photograph before quoting so your kitchen remodel budget doesn’t absorb a $15,000 foundation upgrade mid-project.

Pricing for General Contractor in Martinez, CA

Here is what typical projects run in the Martinez market. Every figure below is a range based on actual local jobs we’ve completed. Your written quote will specify where your project falls based on size, structural needs, and material selections.

Project Type Price Range in Martinez
Kitchen Remodel $14,000 – $45,000
Bathroom Remodel $9,000 – $28,000
Home Addition $45,000 – $130,000
ADU Construction $90,000 – $220,000
Garage Conversion $30,000 – $80,000

What moves you within these ranges? Structural upgrades discovered during demo, historic district review requirements, material upgrades from builder-grade to named-brand products, and site access constraints that require specialized equipment or hand-carrying materials. We price every variable we can see, document allowances for what we can’t, and guarantee the written price before any work starts. No estimate grows after the crew arrives. Call (949) 850-9896 for your free, line-item estimate.

We Also Serve Cities Near Martinez

Our General Contractor team serves homeowners throughout the central Contra Costa area, including Martinez, Pleasant Hill, Benicia, Lafayette, and Concord. Each city has its own permit timelines, housing stock patterns, and neighborhood character. We adjust our approach accordingly.

Serving Martinez, CA - Our Local Coverage Area

We’re based in the Martinez 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 Martinez

Why Martinez Chooses Elmstead Remodeling

We set the standard for general contractor in Martinez.

No Change-Order Surprises

The written quote you sign is the price you pay. Anything we find mid-job gets priced and approved by you in writing before we touch it.

Licensed & Insured

Fully certified technicians who meet all local and state licensing requirements.

Upfront Pricing

No hidden fees, no surprises. You approve the price before any work begins.

Guaranteed Work

Every repair and installation is backed by our workmanship warranty and satisfaction guarantee.

How It Works in Martinez

Getting your general contractor handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your general contractor needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Martinez - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local general contractor pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Martinez Customers Say

Trusted by homeowners across Martinez and surrounding areas.

★★★★★

"Kitchen remodel. With two kids at home I was dreading the dust, but they walled off the space in plastic and cleaned every single day. Respectful, calm crew. The kitchen is stunning."

Beverly Austin · Verified customer
★★★★★

"Main bath gut and redo. They protected the carpet the whole way down the hall and vacuumed daily. Quiet during naps when they could be. Lovely finish."

Franklin Mbeki · Verified customer
★★★★★

"They opened up our kitchen and controlled the dust better than I thought possible. Floors protected, a photo of the cleaned space each day. Gentle on the house and on budget."

Yasmin Croft · Verified customer

Ideas for every room in the house

Built-ins, window seats, family rooms and staircases: the changes that make a whole house work better.

Read our remodeling guides
A small remodeled galley kitchen with cabinets to the ceilingA low-threshold walk-in shower with a bench and grab barA finished basement family room with a media wall and wet barA walk-in pantry with wood shelvingA powder room with botanical wallpaper and a stone sinkA remodeled laundry and mudroom with a bench, cubbies and painted cabinets

More remodeling services in Martinez

Every project below starts the same way: a free on-site visit and a written price.

Getting started with Elmstead

Every project starts with a conversation and a written price. Here is how to take the first step.

A project lead measuring a kitchen with the homeowner during a free estimate

Free on-site estimate

A project lead walks the job with you, measures it and hands you a written, line-item price. No obligation.

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A remodeling crew arriving at a home with lumber and tools

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A worker laying floor protection and a dust barrier before work starts

Read our written promise

What we promise on every job, written down, with the terms spelled out before any work starts.

Our promise

Current Offers

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Free On-Site Estimate & Written Quote

No obligation. We measure, price the job in writing, and the quote is yours to keep.

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Written Price Before Any Work Starts

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Included

Shoe Covers and Drop Cloths on Every Visit

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Included

Photo of the Clean-Up Before We Leave

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