







A free site visit, a check of what your lot allows and a written, line-item price.
Get your free estimateADU Company in Studio City, CA
Adding an ADU in Studio City means working with foothill terrain, 1940s-era housing stock, and hillside regulations that don’t exist down in the flat Valley. Seedling ADU Builders handles all of it: written pricing before a single tool is picked up, a 365-Day Done Right Promise on every completed project, and a crew committed to leaving your home clean and calm at the end of each workday. If you’re weighing an accessory dwelling unit, garage conversion, or home addition, call (213) 449-7136 for a free estimate.
Why Studio City Homes Are Different

Studio City’s housing stock is mostly single-family homes built between the 1940s and 1960s, ranch and traditional styles sitting on generous lots that look plenty big until you measure the setback line and the slope. South of Ventura Boulevard, the hillside neighborhoods are a different job entirely. Dig a few feet and you’ll often hit decomposed granite, which means over-excavation, retaining wall work, and foundation engineering that a flatland contractor would never anticipate. Those hillside lots also fall under slope-density bonuses and riparian setback rules tied to the Los Angeles River adjacent zones, regulations that don’t transfer even to neighboring Valley communities like Sherman Oaks or Toluca Lake.
Then there’s the climate. Hot, dry summers mean ADUs in Studio City need real cooling design, not an afterthought window unit. The Santa Ana winds push wildfire risk into the foothills, so fire-resistant materials and defensible space planning become part of the conversation. And the original detached garages on many of these properties are undersized and aging, which is why garage conversions are such a common path here, though expansive soils often mean the slab needs work before framing begins.
Our crews plan around all of this before the first day on site. Your written price accounts for soil conditions, setback rules, and material requirements up front. No surprise line items after the crew arrives.
Our Main Studio City Services
Studio City homeowners most often call us about three paths to more livable space: a home addition, a garage conversion, or a new ADU built from the ground up. Each has its own Studio City page with local pricing and process details.
Home Addition Contractor in Studio City
A home addition in Studio City usually means extending a ranch home’s footprint into the backyard or adding a second story above an existing wing. The wildcard here is the soil. Homes south of Ventura Boulevard frequently sit on decomposed granite, so our bids include foundation engineering from the start, not as a change order halfway through excavation. We protect your living space throughout: shoe covers and drop cloths inside, quiet tool use near bedrooms during school hours, and a photo of the clean-up before the crew leaves each day. Home Addition Contractor in Studio City has full pricing detail.

Garage Conversion Contractor in Studio City
Many Studio City garages were built as detached, single-car structures in the 1940s and 1950s, and they’re rarely up to today’s code for living space. We typically see slab replacement or reinforcement, new electrical service, and insulation work before finish materials go in. That’s all written into your price before work begins. For families with kids and pets, the garage conversion path means less disruption to the main house during most of the build. Garage Conversion Contractor in Studio City covers Studio City-specific costs and timelines.

ADU Builders in Studio City
A new ADU on a Studio City lot is a small home with its own foundation, utilities, and address. The site plan matters more here than in most of the Valley: slope, access for equipment, and fire-resistance requirements in the foothill zones all shape the design early. We work with prefab options like Cover, Dvele, and Mighty Buildings, which can simplify hillside builds considerably. You choose the product that fits your lot, not what’s easiest for the builder to sell. ADU Builders in Studio City has the full breakdown.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Studio City
We spec and install leading prefab and modular ADU systems across Studio City, including Cover, Dvele, and Boxabl. If you have a brand in mind from your own research, we’ll tell you plainly whether it fits your lot and soil conditions. See our brands page for the full list we work with.
Pricing for ADU Company in Studio City, CA
| Service | Typical range in Studio City |
|---|---|
| Garage conversion (full) | $85,000 – $150,000 |
| Garage conversion (partial or office) | $45,000 – $75,000 |
| Detached ADU (1 bed, 1 bath) | $180,000 – $280,000 |
| Detached ADU (2 bed, 2 bath) | $280,000 – $420,000 |
| Prefab ADU (Cover, Dvele, Boxabl, etc.) | $220,000 – $380,000 |
| Home addition (primary suite) | $150,000 – $250,000 |
| Home addition (second story, 2 bed/1 bath) | $280,000 – $400,000 |
| Home addition (kitchen expansion) | $90,000 – $160,000 |
| Foundation or retaining wall repair | $15,000 – $60,000 |
| Site prep, grading, drainage | $8,000 – $35,000 |
Studio City prices skew higher on hillside lots because of retaining walls, over-excavation through decomposed granite, and fire-resistant material requirements. Every Seedling project starts with a written price before any work begins, and the number on that paper is what you pay, no surprise line items after the crew arrives.
Neighborhoods We Serve in Studio City
Our crews work throughout Studio City, from the flats north of Ventura Boulevard up into the foothill streets south of the boulevard. Response time for estimates across the area is typically within one business week from the day you call.
- Fryman Canyon area
- Carpenter Square
- Silver Triangle
- Whitsett Estates
- Colfax Meadows
Service Area – Cities Near Studio City
We regularly serve Studio City and the surrounding Valley and Westside communities. If your property is in a neighboring city, you’re welcome to call for availability: North Hollywood, Sun Valley, Marina del Rey, or South Pasadena.
Serving Studio City, CA - Our Local Coverage Area
We’re based in the Studio 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 ADU Company in Studio City

Most Studio City projects start within three to six weeks of your signed estimate, depending on permit workload at the Los Angeles Department of Building and Safety. Hillside plans with slope-density review take longer than flat-lot permits. Call (213) 449-7136 with your address and we’ll give you a realistic timeline for your specific street.
Yes. Hillside lots south of Ventura Boulevard often require additional review for slope stability, riparian setbacks, and fire-resistance standards. We handle the full permit process including those extra layers. The written price you get up front accounts for any hillside engineering your lot needs.
No. Your written price includes the soil conditions, excavation depth, and retaining wall work we expect on your specific lot. If we uncover something unexpected before we start, it’s discussed and priced in writing before we continue, never as a surprise after the fact. Call (213) 449-7136 for a free estimate on your Studio City property.
What happens when you call
- 1A real person answersNo phone trees - talk to a local adu pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Studio City Customers Say
"Backyard cottage build. For a long project they kept the site remarkably tidy and were respectful of our neighbors and our dog. Swept the driveway every evening."
- Leona Pfeiffer"Junior ADU conversion inside the house. They were incredibly clean about it, plastic walls, floor protection, daily cleanup, all with a toddler in the home. Couldn't have asked for more care."
- Marcus Oyelaran"Good build on an in-law unit. It ran a bit past the estimate waiting on permits, which they explained. Throughout, the crew was neat and considerate of the family. Happy with it."
- Priscilla Nance





