A Fielding company - serving Thousand Oaks, CA
A garage converted into a bright studio apartment
Garage Conversion Contractor · Westlake Village, CA

Garage Conversion Contractor in Westlake Village - Plans, Permits & Build, One Fixed Price

We handle the design, the engineering, and the city permit, then build it. One contract, one crew, one accountable point of contact. Free feasibility check on your lot before you commit.

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A kitchenette inside a converted garage
A new bathroom inside a converted garage
The bedroom inside a new ADU
The bathroom inside a new ADU
A small deck outside a new ADU
A second-story addition with a balcony, matched to the original house
The living room inside a new ADU
A single-story rear room addition with tall windows and a new patio
Every project starts with

A free site visit, a check of what your lot allows and a written, line-item price.

Get your free estimate

Fast, Reliable Garage Conversion Contractor Across Westlake Village

Garage conversions in Westlake Village typically run $85,000 to $145,000 before permit and HOA fees, and most projects take four to seven months from first design meeting to final inspection. The single biggest variable here is not square footage. It is the architectural review process. Fielding ADU Thousand Oaks handles the full conversion and the submittal packet, so the design that goes to your HOA is the design that gets approved. Call (805) 309-3020 for a written, line-item estimate before any work begins.

contractors assembling metal framing for an ADU garage conversion in Westlake Village, CA

Call (805) 309-3020

We work in Westlake Village every week, from the hillside streets off Lindero Canyon Road to the golf-course-frontage homes near Westlake Boulevard. We know the HOA committees here, the standard objections they raise, and the details they expect to see before they sign off. That local knowledge is the difference between a conversion that breaks ground on schedule and one that sits in review limbo for months.

Why Fielding ADU Thousand Oaks Is Westlake Village’s Preferred Garage Conversion Contractor

A former garage converted into a guest house

Fielding ADU Builders operates under The Garrison Standard, a written operating code built by Garrison Partners since 2006. The code is five lines: show up in the window, price in writing, by the book, leave it clean, stand behind it for a year. Reed Calloway leads our team and carries the standard on every Westlake Village project. The 365-Day Done Right Promise is printed in your contract. If workmanship fails within that year, we return at no charge. No fine print, no call center voice.

Every crew member on a Westlake Village job is background-checked and arrives in uniform. You will know exactly who is on your property and why. A live person answers our phone 24 hours a day, seven days a week. Not a recorded menu. Not a callback queue. When you call (805) 309-3020 at noon or midnight, a human picks up.

We put the price in writing before a single nail is driven. The number you approve on day one is the number on the final invoice. No change orders mid-frame, no surprise line items at close-out. That policy exists because a homeowner who has been burned once should not have to negotiate twice.

Garage Conversion ADU in Westlake Village

A Garage Conversion ADU in Westlake Village usually means turning an attached two-car garage into a permitted one-bedroom or studio dwelling unit with its own entrance, kitchenette, bath, and utility connections. On the flats near Triunfo Canyon Road, these run $90,000 to $130,000 before fees. On hillside or golf-course lots, expect $110,000 to $145,000 because of slope work, retaining considerations, and the higher finish standard the committees impose.

Most Westlake Village homeowners pursue this because they want rental income, a place for aging parents, or a private space for adult children. The HOA review board is the gatekeeper. Many boards here will not even calendar a garage ADU hearing unless the design package shows smooth stucco, arched openings, and a barrel-tile roof that matches the main house. We build that package from day one, not after the first deferral letter lands.

HOA-Ready Design Submittals

We prepare the full architectural package your Westlake Village HOA expects: elevations showing the Westlake look, stucco color and texture samples matched to your existing finish, roof tile profile, window frame colors, and door details. The committee sees a design that mirrors the house, not contrasts with it. That reduces review friction and keeps the calendar moving.

Staging Around Approval Delays

HOA architectural review in Westlake Village commonly adds four to six weeks to a garage ADU calendar. We do not demolish the garage door or frame the opening before approval. We stage rough-in, drywall, and interior finishes so the project does not sit half-finished or exposed to weather while the committee deliberates window style and wall height.

Garage Apartment Conversion in Westlake Village

A Garage Apartment Conversion in Westlake Village is the detached version: a freestanding garage rebuilt or converted into a fully independent dwelling unit with its own roof, address, and meter. These run $105,000 to $160,000 before permit and HOA fees on typical Westlake Village lots, with hillside or zero-lot-line conditions pushing toward the top of that range.

Detached conversions appeal to Westlake Village owners who want stronger separation between the main house and the rental unit. The trade-off is site work: you are dealing with existing footings that may not meet current code, drainage swales that shift with the terrain, and HOA covenants that govern detached structure height and setback. We evaluate the existing slab and footings before we quote, so the number we write down reflects what the site actually requires.

Contractors installing steel stud framing for a garage conversion project in Westlake Village, CA

Detached Footing and Slab Evaluation

Many Westlake Village garages built in the 1960s and 1970s sit on slabs that were never engineered for living-space loads. We test first, then tell you straight whether the existing slab and footings can carry the conversion or need reinforcement. If they need work, that cost goes in the written estimate. Not after demo starts.

Matching Detached Structure Requirements

Westlake Village HOA covenants often require detached ADUs to mirror the main house even more strictly than attached conversions. Same stucco finish, same roof tile, same window language. We build to that spec and file the submittal packet ourselves, so the architect’s drawings and the committee’s checklist are speaking the same language.

Trusted Brands We Service in Westlake Village

We are fluent with the prefab and modular platforms Westlake Village homeowners research before calling: Abodu, Cover, Dvele, and Mighty Buildings. We also build conventional conversions with James Hardie siding and stucco assemblies that match the existing Tuscan or Spanish finish. When a prefab platform makes sense for your lot and budget, we coordinate delivery, crane placement, and site prep. When a conventional build is the better answer for an HOA that demands duplication, we build it stick by stick. The goal is not brand loyalty. It is the right method for your lot, your budget, and your HOA’s conditions.

Common Garage Conversion Contractor Problems We See in Westlake Village Homes

  • Auto-deferred designs because of flat or shed roofs. Most Westlake Village HOAs require a barrel-tile or at minimum a matching tile profile for any converted garage. A modern flat-roof design will get kicked back before it reaches a hearing. We submit the tile profile the committee expects the first time.
  • Wrong stucco texture triggering a re-stucco order after framing. The Westlake look is smooth Santa Barbara finish, not a heavy dash or lace texture. If the new stucco does not match the existing wall, the committee can require costly rework. We match the sample before we spray, not after.
  • Garage doors removed before HOA approval. We see exposed openings and Stop Work orders from owners who demo first and file second. Approval comes before demolition on our jobs. Always.
  • Santa Ana wind exposure on hillside conversions. Westlake Village hillside lots catch the fall wind hard. We frame and weatherproof openings immediately and schedule stucco and tile so no envelope is left open when the wind picks up.

Pricing for Garage Conversion Contractor in Westlake Village, CA

A standard attached garage conversion to a studio or one-bedroom ADU in Westlake Village runs $85,000 to $130,000 before permit and HOA fees. Detached garage apartment conversions run $105,000 to $160,000. Hillside sites, slope corrections, retaining work, or higher-end finishes push toward the upper end. The permit package for Westlake Village and the HOA submittal add roughly $8,000 to $14,000 depending on scope and review iterations. You will know every one of those numbers before we start. Call (805) 309-3020 and ask for a written line-item quote. The first estimate is free, and it is still the real price even if you do not sign that day.

We Also Serve Cities Near Westlake Village

Our Garage Conversion Contractor team works across the Conejo Valley and nearby foothill communities, including Thousand Oaks, Agoura Hills, Oak Park, and Calabasas. The HOA and hillside conditions shift from city to city, and we adjust the design package accordingly. If you are in Westlake Village or a neighboring community, the process starts the same way: a phone call and a written price.

Serving Westlake Village, CA - Our Local Coverage Area

We’re based in the Westlake Village 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 Garage Conversion Contractor in Westlake Village

Why Westlake Village Chooses Fielding ADU Thousand Oaks

We set the standard for garage conversion contractor in Westlake Village.

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 Westlake Village

Getting your garage conversion contractor handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your garage conversion 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 Westlake Village - 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 garage conversion 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 Westlake Village Customers Say

Trusted by homeowners across Westlake Village and surrounding areas.

★★★★★

"Insulation, drywall, and finishes were all well done. Feels like part of the house."

Pete O. · Verified customer
★★★★★

"Garage conversion with a new bath and kitchenette. Permit was handled by them. Inspection passed first time."

Sheila B. · Verified customer
★★★★★

"Built a detached ADU behind our house. The builder is a veteran and runs the site like a platoon: schedule posted, crew on time, everything labeled. Finished within a few days of the date."

Ken W. · Verified customer

More ADU services in Westlake Village

Every build below starts the same way: a free site visit and a written price.

Getting started with Fielding in Thousand Oaks

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

A project lead measuring a backyard ADU site with the homeowner

Free site visit

A project lead walks the lot with you, checks what it allows and hands you a written, line-item price. No obligation.

Book a site visit
A building crew carrying lumber to a backyard ADU site

Your Thousand Oaks team

A local crew that works across Thousand Oaks and the towns around it, to the same written standard as every Fielding location.

Areas we serve
A worker protecting the lawn before an ADU build 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 Garage Conversion Contractor in Westlake Village?

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(805) 309-3020

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