A quiet residential street with a new ADU behind one of the homes
Cypress, CA

ADU Company in Cypress - 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.

✓ Licensed & Insured ✓ Written quotes ✓ Permits handled
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Free Estimate on SiteCalls Answered by a Live Person, 24/7Background-Checked TechniciansProudly serving local communities 20+ years
🛡 Licensed & Insured 📝 Written Fixed-Price Quotes 💲 No Change Orders · Free Estimates
The living room inside a new ADU
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
A single-story rear room addition with tall windows and a new patio
A new sunroom addition with three walls of windows
A second-story addition that matches the existing roofline
Every project starts with

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

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ADU Company in Cypress, CA

Cypress homeowners usually reach out to us with the same opening question: can I actually build an ADU on my lot, and what will it cost? The short answer is yes in most cases, with buildable space depending on your parcel size, existing setbacks, and the city’s accessory dwelling unit standards. We handle the full process, from a written price before any work starts to the final walkthrough, and our ADU Builders in Cypress team knows exactly which prefab systems, like Abodu and Cover, clear Cypress permitting fastest. Call (903) 568-7222 to get your project priced.

Call (903) 568-7222

Why Cypress Homes Are Different

A small deck outside a new ADU

Cypress has a patchwork of housing eras, from mid-century ranch homes near the Orange County line to newer planned communities, and that mix shapes how we approach ADU work. Older lots tend to be wider with generous rear yards, which is great for a detached unit, while newer subdivisions often have tighter side setbacks and HOA design rules that need to be reviewed before we order plans. We regularly pull Cypress-specific site documents before quoting so the price you see is the price that holds, not a guess that changes at the permit counter.

Cypress sits in a mild coastal-influenced climate, which means we can pour foundations and set prefab panels almost year-round, but we still sequence exterior cladding and roofing around the occasional winter rain window. Materials matter here too: James Hardie siding handles the damp mornings and afternoon sun without warping, and we recommend it on most Cypress ADUs for that reason.

Our Main Cypress Services

Here are the three projects Cypress homeowners call us about most, each with its own dedicated Cypress page.

ADU Builders in Cypress

Whether you’re planning a detached unit over the garage, a backyard cottage for aging parents, or a rental with its own entrance, the conversation starts with your lot’s real dimensions. In Cypress, front and side setback requirements often decide whether a site-built or prefab ADU makes more sense before we ever talk finishes. We walk the property, measure the buildable envelope, then hand you a written line-item price. Want the deeper dive? See ADU Builders in Cypress.

ADU Builders in Cypress

Home Addition Contractor in Cypress

A home addition in Cypress means matching rooflines and exterior finishes to the existing structure, which on older ranch homes often means reframing sections of the original roof. We handle that as a normal part of the job, not a surprise change order. The mild Cypress climate helps here too, since long stretches of dry weather keep the project moving. Before any work begins, you get a written price and a schedule you can track from your phone. Learn more on our Home Addition Contractor in Cypress page.

Home Addition Contractor in Cypress

Room Addition Contractor in Cypress

A single-room addition, like a home office, fourth bedroom, or expanded kitchen, is often the fastest way to add square footage without a full ADU’s permitting scope. In Cypress, many of these projects hinge on how the new foundation ties into the existing slab and whether the roofline can tie in cleanly. We price the job from the first site visit and document it before we start. The full breakdown lives on our Room Addition Contractor in Cypress page.

Room Addition Contractor in Cypress
Need help today?Fast, friendly service and a no-obligation free estimate.

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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 Cypress

We build with prefab systems from Abodu, Cover, and Dvele, and we spec James Hardie cladding on most Cypress projects for its hold-up in the coastal air. See the full our brands list to research each one independently before you commit.

Pricing for ADU Company in Cypress, CA

Service Typical range in Cypress
Prefab ADU (Abodu or Cover) $180,000 – $320,000
Site-built detached ADU $250,000 – $450,000
Garage conversion ADU $120,000 – $200,000
JADU (junior ADU) $85,000 – $150,000
Home addition mid-range $180,000 – $350,000
Kitchen addition $140,000 – $260,000
Primary suite addition $160,000 – $300,000
Room addition 300 – 500 sq ft $90,000 – $180,000
Permitting and plans $8,000 – $25,000

What pushes a Cypress price up is usually the site itself: tight access for equipment, an HOA review cycle, or foundation work on an older home. Our written price covers those conditions up front, so the number you approve is the number you pay.

Neighborhoods We Serve in Cypress

We cover all of Cypress, and in most cases we can have a site visit scheduled the same week you call. Cypress’s neighborhoods each have their own rhythm, from the tree-lined streets near the community center to the newer pockets closer to the 605.

  • South Cypress, near Los Alamitos
  • East Cypress, off Valley View Street
  • West Cypress, by the golf course
  • North Cypress, near Buena Park
  • Central Cypress, around Lincoln Avenue

Service Area – Cities Near Cypress

Cypress sits close to several Orange County cities where we also schedule work. If your project is just over the line, we cover La Palma, CA, Los Alamitos, CA, Hawaiian Gardens, CA, and Buena Park, CA as part of our regular Cypress-area service route.

Serving Cypress, CA - Our Local Coverage Area

We’re based in the Cypress 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 Cypress

The bathroom inside a new ADU

Ready to get started? Free estimates · Free on-site estimates response in Cypress
Call (903) 568-7222

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 Cypress Customers Say

★★★★★ 5.0 from 3+ reviews

"Booked a consult online and met the project manager two days later. Weekly progress updates arrived by text with photos. ADU finished on schedule."

- Hannah W.

"Clean, quiet crew. They respected the neighbors, kept noise to working hours, and swept the driveway every evening."

- Hope C.

"Communication was the best part. I always knew what was happening that week without having to ask."

- Dolly N.

How It Works in Cypress

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 Cypress - 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 Cypress

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

Getting started with Benson

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.

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A building crew carrying lumber to a backyard ADU site

Find your local team

Each location is independently owned and works to the same written standard. Enter your ZIP code to reach yours.

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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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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