A Fielding company - serving Woodland Hills, CA
A quiet residential street with a new ADU behind one of the homes
Woodland Hills, CA

ADU Company in Woodland Hills - One Fixed Price, Permits Handled

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.

✓ Licensed & Insured ✓ Written quotes ✓ Permits handled
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🛡 Licensed & Insured 📝 Written Fixed-Price Quotes 💲 No Change Orders · Free Estimates
A new two-story ADU over a garage
A compact kitchen inside a new ADU
A new modern ADU with wood cladding
The bedroom inside a new ADU
The bathroom inside a new ADU
An attached garage converted into living space
A new sunroom addition with three walls of windows
A kitchenette inside a converted garage
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

ADU Company in Woodland Hills, CA

Fielding ADU Woodland Hills builds accessory dwelling units, garage conversions, and room additions with a written price before the first nail and a one-year guarantee on every job. Woodland Hills is different from the rest of the Valley: summer temperatures regularly pass 100°F, Santa Ana winds push through the canyons, and many homes date to the 1950s and 60s with electrical panels and foundations that need attention before any addition goes up. Call (559) 254-0116 for a free estimate.

Call (559) 254-0116

Why Woodland Hills Homes Are Different

A small deck outside a new ADU

Woodland Hills sits in the southwest corner of the San Fernando Valley, and the heat here is not a coastal heat. It’s 10 to 15 degrees hotter than downtown Los Angeles on a typical July afternoon, and heat waves can push thermometers past 110°F. That changes how we build. An ADU with minimal insulation and single-pane windows becomes an oven by mid-afternoon, and the cooling bill eats whatever rent the homeowner hoped to collect. We size HVAC for prolonged heat, spec dual-pane windows, and recommend adding shade on the south and west exposures – a lesson most Woodland Hills homeowners have already learned the hard way.

The housing stock compounds the challenge. Much of Woodland Hills is mid-century ranch homes from the 1950s through the 70s, sitting on lots large enough for a detached ADU. Those original electrical panels were never designed for a second dwelling unit, and slab foundations from that era often need upgrades before framing begins. The age of the primary house is not a dealbreaker, but it is a line item up front. Santa Ana winds add another layer: dry, gusty conditions in the fall mean fire-resistant materials are worth considering, especially for properties near the hills.

Recent state ADU laws have made Woodland Hills a hotspot for accessory units. Large backyards, single-story footprints, and lot widths that accommodate a detached unit all work in your favor. The catch is that the city still enforces setback and height rules, and a variance – the city’s written permission to build closer to the property line than the standard rule allows – can add weeks to a permit. We handle that paperwork as part of the job.

Our Main Woodland Hills Services

Most Woodland Hills homeowners call us about one of three projects: a room addition to expand the main house, a garage conversion to turn dead space into a rentable or usable unit, or a full ADU build in the backyard. Each has its own page here, because each has its own permit path, price range, and set of local conditions.

Room Addition Contractor in Woodland Hills

Room additions in Woodland Hills typically attach to a mid-century ranch and must tie into a roofline built 50 to 70 years ago. That means matching pitch, addressing old framing, and often upgrading the existing electrical service to carry the added square footage. On larger lots, a bump-out addition keeps the backyard intact, which matters when the homeowner is also thinking about a future ADU. Room Addition Contractor in Woodland Hills covers pricing, permit timelines, and what to expect from your first walkthrough.

Room Addition Contractor in Woodland Hills

Garage Conversion Contractor in Woodland Hills

A garage conversion in Woodland Hills turns an existing structure into livable space, which usually costs less and permits faster than building new. But garages on older Woodland Hills homes were rarely insulated, and the slab may not have a proper moisture barrier. In this climate, an uninsulated garage conversion is a cooling disaster. We address insulation, ventilation, and electrical upgrades as part of the scope. Garage Conversion Contractor in Woodland Hills explains the full process and local code requirements.

Garage Conversion Contractor in Woodland Hills

ADU Builders in Woodland Hills

Detached ADUs are the fastest-growing project type in Woodland Hills, and for good reason: the lots are big enough, the demand for rental units is real, and California law now allows single-family properties to add accessory units with less red tape than a decade ago. The heat is the wildcard. We design around it, not against it, and we work with prefab platforms like Abodu and Cover where they fit the lot and budget. ADU Builders in Woodland Hills details build methods, site preparation, and timelines.

ADU Builders in Woodland Hills
Need help today?Fast, friendly service and a no-obligation free estimate.

Call (559) 254-0116

What happens when you call

  1. 1
    A real person answersNo phone trees - you reach a local pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched.
  3. 3
    A background-checked tech heads outLicensed & insured, dispatched right away.
  4. 4
    You approve before work beginsNothing starts until you say go.

Brands We Service in Woodland Hills

We build with conventional framing and the major prefab and modular platforms, including Abodu, Cover, Dvele, and Mighty Buildings. The right choice depends on your lot size, access for a crane or truck, and budget. See our brands for the full list of what we work with and how each platform performs in the Valley’s heat.

Pricing for ADU Company in Woodland Hills, CA

Service Typical range in Woodland Hills
Garage conversion $80,000 – $150,000 before permit fees
Detached ADU (prefab platform) $180,000 – $280,000 depending on site prep and utility runs
Detached ADU (conventional build) $200,000 – $350,000 depending on finish level and foundation work
Attached ADU / junior ADU $110,000 – $190,000 before finishes
Room addition (single story, 300 – 500 sq ft) $90,000 – $180,000
Primary suite addition $110,000 – $220,000
Foundation upgrade (where required on older slabs) $8,000 – $25,000
Electrical panel upgrade (200A service) $3,500 – $6,500
HVAC for ADU (mini-split, sized for Valley heat) $4,000 – $9,000
Fire-resistant siding and roofing upgrades $12,000 – $30,000

What pushes prices up in Woodland Hills is the age of the primary structure: outdated panels, foundation work, and the need for serious insulation and cooling. The price you approve in writing on day one is the price on the final invoice – no change orders, no surprises at the door.

Neighborhoods We Serve in Woodland Hills

We serve the full Woodland Hills area, from the flats along Ventura Boulevard up into the hills south of the 101. Scheduling runs on availability, but most estimates in Woodland Hills are scheduled within a few business days.

  • Warner Center
  • Walnut Acres
  • Woodland Hills Estates
  • Carlton Terrace
  • Vista de Oro

Service Area – Cities Near Woodland Hills

Fielding ADU Woodland Hills serves the immediate area and the surrounding communities west and north of the 101. If you’re in Canoga Park, CA, Topanga, CA, Tarzana, CA, or West Hills, CA, the same crew and the same written-price guarantee apply. Dispatch and scheduling are coordinated from the brand’s Los Angeles office; crews serve Woodland Hills locally.

Serving Woodland Hills, CA - Our Local Coverage Area

We’re based in the Woodland Hills 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 ADU Company in Woodland Hills

The living room inside a new ADU

Ready to get started? Free estimates · Written quotes before work starts response in Woodland Hills
Call (559) 254-0116

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local adu 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 Woodland Hills Customers Say

★★★★★ 4.7 from 7+ reviews

"Room addition over the back patio. Framing is square, windows are tight, and the roofline matches."

- Danny L.

"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.

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

- Sheila B.

How It Works in Woodland Hills

Getting your adu handled is simple and fast.

1

Call or Request a Free Estimate

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

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Woodland Hills - 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.

More ADU services in Woodland Hills

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

Getting started with Fielding in Woodland Hills

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 Woodland Hills team

A local crew that works across Woodland Hills 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

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