A Mason company - serving San Diego, CA
A new rear addition with a vaulted beamed ceiling and tall windows
General Contractor · Coronado, CA

General Contractor in Coronado - 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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Licensed & Insured Written Quotes Free Estimates All Brands Satisfaction Guarantee
Free Estimate on SiteCalls Answered by a Live Person, 24/7Background-Checked TechniciansA Local Team in San Diego
A finished backyard cottage with a small covered porch
A single-story rear room addition with tall windows and a new patio
A remodeled primary suite with built-in wardrobes and a window seat
New painted shaker cabinets with an organized deep drawer
A remodeled hall bathroom with patterned floor tile and painted walls
A remodeled staircase with wood treads and a slim metal railing
A small remodeled galley kitchen with cabinets to the ceiling
A low-threshold walk-in shower with a bench and grab bar
Every visit starts with

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
Get your free estimate

Fast, Reliable General Contractor Across Coronado

Salt air does not forgive cheap hardware. On Coronado, a galvanized window frame can corrode through in under a decade, a Douglas fir fence post can snap at the concrete line in three years, and paver sand can wash out within five. The difference between a remodel that still looks right in ten years and one that needs reopening is decided at the rough-in, by fasteners and finishes nobody sees. We plan for that from day one. If you’re weighing a kitchen, bath, or whole-home project on the island, call (619) 673-9302 and we’ll put a written price in front of you before any tool is unpacked.

Call (619) 673-9302

Why Mason Remodeling Co San Diego Is Coronado’s Preferred General Contractor Company

A second-story addition that matches the existing roofline

Mason Remodeling has been building and renovating homes since 2004, operating as part of the Threshold Group family of home-service companies. Coronado homeowners keep calling us back for one reason: we treat the island’s design rules as part of the job, not an obstacle. The Historic Resource Commission cares about period-correct window profiles, railing shapes, and roof details. We care about whether those pieces will still hold up after five years of marine fog and salt spray. Those two concerns meet in every spec we write.

Every crew member who steps onto your property is background-checked and identity-verified under The Threshold Standard. You get the technician’s name and photo before the visit. They arrive in a clean marked uniform and show a photo ID badge at your door. No exceptions, no subcontractor roulette. Isaac Pruett, who leads Mason Remodeling, built our Coronado process around exactly that standard: a written price before work starts, a written guarantee when it’s done, and a real person answering the phone around the clock, seven days a week, including holidays.

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 Coronado

Residential General Contractor work on Coronado usually means at least one of three things: a kitchen or bath that has outlived its layout, an exterior element failing faster than it should, or a whole-home remodel on a 1920s or 1930s structure that needs structural care under strict design review. The salt air and sandy soil shape all of it. A typical kitchen remodel here runs $14,000 – $45,000 depending on scope and material grade. A bathroom remodel lands at $9,000 – $28,000. Those are Coronado numbers, not national averages, and they reflect what it costs to do the job right on an island where the air eats standard hardware.

Kitchen and Bath Work on Period Homes

Coronado’s older homes have charm, and they also have wall layouts, framing, and floor systems that were built before modern plumbing and electrical demands. Pulling cabinets off a 1929 Spanish Colonial wall often reveals plaster thickness that changes by the inch, or plumbing that needs full replacement. We plan those discoveries into the written price instead of surprising you with them later. Countertop installation here ranges $2,000 – $6,500, backsplash $800 – $2,500, and a kitchen island $3,000 – $10,000.

Exterior Structural Work

The mild climate extends the building season nearly year-round, which is a real advantage. But the marine layer means metal components need a coastal spec, not a big-box spec. For a window replacement, Coronado homeowners typically spend $4,500 – $15,000, and impact-rated windows run $8,000 – $25,000. If the Historic Resource Commission’s design review applies, we match the original profile while upgrading to hot-dip galvanized or stainless hardware. The commission cares about how it looks. We care about how long it lasts. Both are achievable, and both are written into the price.

Hire a General Contractor in Coronado

A wide opening with a new beam where the kitchen wall was removed

Hire a General Contractor on Coronado when the project touches structure, plumbing, electrical, or any exterior surface that faces the bay or ocean. It is not a formality. It is how you keep a single point of accountability across every trade, and how you keep one written price standing for the whole job. Ours is delivered before work begins, every time, in writing. If something fails within 365 days of completion, the 365-Day Done Right Promise covers the fix at no cost to you. If a repair or installation fails, we return free.

The Written Price

Every project receives a line-item written price before we start. Not a verbal estimate that grows. Not a “we’ll see how it goes.” We walk the site, figure out what the salt air has already claimed, and price the coastal-spec material from the beginning. You will not get a change order because the paver sand failed or the deck screws rusted through. We spec those correctly the first time.

The Crew At Your Door

You’ll know who is coming before they arrive. Under The Threshold Standard, every technician’s name and photo is sent ahead of the visit. They carry a photo ID badge at your door, in a marked uniform. That matters in Coronado, where being home alone or having kids around is not a side detail. It is the whole reason we run crews this way.

Trusted Brands We Service in Coronado

We work across specification-grade material lines so Coronado homeowners are not limited to whatever the local big box happens to stock. For cabinetry, that includes KraftMaid. For exterior cladding and trim that has to stand up to salt air, we regularly specify James Hardie. For homeowners considering prefab or panelized structural components on a home addition, we are familiar with Plant Prefab systems. When you need a specific brand matched, we can usually have it ordered and scheduled quickly, because our material partners stock for coastal markets.

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 Coronado Homes

  • Corroded galvanized window frames. On a 1928 Spanish Colonial Revival on A Avenue, we pulled window frames where salt air had eaten through the corners in under a decade. The design review required matching the original steel profiles, so we spec’d hot-dip galvanized replicas with marine-grade powder coating and stainless fasteners. Rough-in inspection sign-off came two days later, dry.
  • Rotted fence posts at the concrete line. Untreated Douglas fir posts in Coronado’s moisture-laden, salt-laden soil rot below grade and snap within three years. We switch to pressure-treated or steel posts set in concrete, depending on the Historic Resource Commission’s exterior requirements for the property.
  • Rusted deck and railing screws. Standard electroplated deck screws on exterior railings rust through in about 18 months of Coronado salt spray. We specify 316 stainless fasteners on every exterior connection, which costs more on paper and far less over a decade.
  • Paver movement from washed-out joint sand. Galvanized paver joint sand washes out or degrades within five years in sandy soil and salt spray, leaving pavers shifting. We seal joints and use a polymeric sand rated for coastal exposure. For paver patio installation, Coronado prices typically run $3,500 – $11,000.

Pricing for General Contractor in Coronado, CA

These are the ranges we quote most often on Coronado. They are not national numbers. They reflect island pricing for coastal-spec materials and design-review-compatible work.

Project Coronado Price Range
Impact Window Installation $8,000 – $25,000
Window Replacement $4,500 – $15,000
Paver Patio Installation $3,500 – $11,000
Bathroom Remodel $9,000 – $28,000
Kitchen Remodel $14,000 – $45,000

What changes the number is mostly the material spec. A standard inland window replacement might run toward the lower end. A period-correct, hot-dip galvanized steel profile with marine powder coating will run higher. The cheaper version on a beach-front home often costs more within a decade, because you pay for the change order and the replacement. We’d rather give you the honest coastal number the first time. Call (619) 673-9302 for a free estimate in writing.

We Also Serve Cities Near Coronado

Our General Contractor team works throughout the South Bay and coastal San Diego. Alongside Coronado, we serve San Diego, National City, Lemon Grove, and La Mesa. If you are just across the bridge or a few exits down the strand, we can schedule the same way: name and photo before the visit, written price before the work, and a 365-day guarantee after. See our General Contractor in Coronado page for island-specific pricing and design review guidance.

Serving Coronado, CA - Our Local Coverage Area

We’re based in the Coronado 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 Coronado

Why Coronado Chooses Mason Remodeling Co San Diego

We set the standard for general contractor in Coronado.

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 Coronado

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 Coronado - 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 Coronado Customers Say

Trusted by homeowners across Coronado and surrounding areas.

★★★★★

"Kitchen remodel with new cabinets, quartz counters, and a tile backsplash. Crew had ID and were background checked. Kept the work area clean and sealed off dust from the rest of the house."

Janice D. · Verified customer
★★★★★

"Opened up the wall between kitchen and dining room. They handled the beam and permit and the floor transitions look seamless."

Wendy A. · Verified customer
★★★★★

"Good work on the hall bath. They found a rotted subfloor, which added cost, but showed me photos and a clear price first."

Neil P. · 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 stone counter, tile backsplash and open shelf after a kitchen remodelA remodeled hall bathroom with subway tile and a floating vanityA 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 Coronado

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

Getting started with Mason in San Diego

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.

Book an estimate
A remodeling crew arriving at a home with lumber and tools

Your San Diego team

A local crew that works across San Diego and the towns around it, to the same written standard as every Mason location.

Areas we serve
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

Ready for General Contractor in Coronado?

Call now for a free estimate - or request one below. Licensed, insured, and here with fast after-hours help in Coronado.

(619) 673-9302

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