General Contractor

Accessory Dwelling Unit (ADU) Construction in Summerlin, NV

5 specialized services available

Expand your property with a custom ADU or casita built by Ness Construction. We handle the complete build from site preparation through final inspection. Our team understands Las Vegas zoning and delivers quality secondary dwellings that add value to your home.

Call (702) 528-2290
Services

Accessory Dwelling Unit (ADU) Construction Services in Summerlin, NV

Expand your property with a custom ADU or casita built by Ness Construction. We handle the complete build from site preparation through final inspection. Our team understands Las Vegas zoning and delivers quality secondary dwellings that add value to your home.

A newly completed detached ADU with a private entrance and desert-adapted exterior finishes on a residential lot in Summerlin, Las Vegas. The single-story structure sits behind the primary home with a concrete walkway leading to the front door.

ADU Construction

Ness Construction builds ADUs in Summerlin and Las Vegas for homeowners who need more space on their property.

  • Adds a fully independent living space with its own entrance, kitchen, and bathroom
  • Built to meet Las Vegas 2021 IBC structural, egress, and energy code requirements
  • HOA and zoning review completed before design starts, reducing costly plan revisions
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A newly built detached casita with a covered entry and desert-adapted landscaping in a Summerlin, Las Vegas backyard. The structure sits separate from the main home with clean stucco exterior and a private entrance.

Casita Construction

Ness Construction builds custom casitas for Summerlin and Las Vegas homeowners who want more from their property.

  • Adds a fully separate living space without altering your main home's floor plan
  • Designed to meet Las Vegas and Clark County size, setback, and zoning requirements for your specific parcel
  • Built to handle the Mojave Desert climate, including extreme summer heat that stresses roofing, insulation, and HVAC systems
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A newly constructed detached accessory dwelling unit in a Summerlin, Las Vegas backyard, featuring a stucco exterior and covered entry that matches the style of the primary home. The unit sits on a finished concrete pad with desert landscaping along the perimeter.

Secondary Dwelling Construction

Ness Construction builds accessory dwelling units for Summerlin, Las Vegas homeowners who want to add livable space to their property.

  • Adds a fully independent living space to your existing Summerlin lot
  • Creates a private area for family members without sharing your main home
  • Builds long-term property value on a lot you already own
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A cleared and graded residential backyard in Summerlin, Las Vegas, showing a compacted building pad prepared for ADU foundation work. Orange construction stakes mark the footprint of the planned accessory dwelling unit on a desert lot.

ADU Site Preparation

Ness Construction handles ADU site preparation for Summerlin and Las Vegas homeowners ready to build a secondary unit.

  • Properly graded and compacted soil reduces foundation settling risk on Summerlin lots
  • Drainage positioned correctly during site prep keeps water away from your ADU foundation
  • Utility stub-outs placed at the right stage avoid costly rework during framing
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A Ness Construction ADU design consultation in progress at a Summerlin residential property, showing a contractor reviewing site plans with a homeowner in a backyard. The primary home and available lot space for a detached accessory dwelling unit are visible in the background.

ADU Design Consultation

Ness Construction offers ADU design consultation for Summerlin and Las Vegas homeowners ready to add a second living space.

  • Lot-specific review identifies what your Summerlin property can support before design work begins
  • HOA and Las Vegas zoning requirements are mapped out early, reducing the risk of redesigns
  • Nevada solar requirement for new detached ADUs is factored into the design from the start
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We Serve

Why Choose Us

What sets us apart for Accessory Dwelling Unit (ADU) Construction

Locally Owned Construction Company

20+ Years of Industry Experience

Licensed and Insured Contractor

Quality Craftsmanship and Customer-First Approach

Transparent Pricing with No Hidden Fees

Residential and Commercial Expertise

Our Work

Recent Projects in Summerlin, NV

Every project in this gallery was built by our crew. Real work, real clients, real results.

New two-bedroom ADU with separate entrance and modern siding in Spring Valley, Las Vegas
Accessory Dwelling Unit (ADU) Construction
Spring Valley, Las Vegas
Single-bedroom guest house ADU with full kitchen and modern exterior in Las Vegas
Accessory Dwelling Unit (ADU) Construction
Las Vegas, Nevada
Start Your Project

Ready to get started?

Seen the work. Ready to talk about your roof?

Call (702) 528-2290
FAQ

Common Questions About Accessory Dwelling Unit (ADU) Construction in Summerlin, NV

Straight answers to the questions homeowners ask before hiring a local roofing company.

An ADU (accessory dwelling unit) or casita is a secondary dwelling on your property. It can provide rental income, guest space, or housing for family members.

Yes, we build ADUs and casitas throughout the Las Vegas area, including Henderson and Summerlin. We're familiar with local requirements and neighborhood standards.

Call us at 702-528-2290 or email Info@ness-construction.com to discuss your property and goals. We can walk you through the process.

Still have questions?

Call us directly. Real answers, no scripts.

Call (702) 528-2290
Client Reviews

What Clark County homeowners say.

5.0
31 Google reviews

I want to give a huge thank you to Ness Construction for making my kitchen look absolutely amazing. A special shoutout to Levi, thank you for your incredible patience and for staying on top of every single detail throughout the project. I couldn’t be happier with the results. Highly recommended!

elad eilon Google review · January 2026

We had such a great experience with Ness Construction on our bathroom remodel! Levi, the contractor, managed everything seamlessly from start to finish. Communication was smooth, and the results speak for themselves—our new shower looks fantastic. I highly recommend them if you want quality work and a stress-free process!

Naor Avitan Google review · January 2026

I want to thank Ness construction for remodeling my shower. The quality of work exceeded my expectations, and the communication was smooth and clear throughout. Levi was professional, reliable, and the end result is both beautiful and exactly what I wanted. I’m very pleased!

זוהר איסקוב Google review · January 2026

Ness Remodeling did an amazing job on our home renovation in Las Vegas. From the first meeting, they made us feel comfortable and confident in the process. The crew showed up on time, kept us updated, and delivered beautiful results. The quality of their work really shows. We’re extremely happy and would definitely use them again.

Neal Dexter Verano Google review · January 2026

We hired Ness Construction to update our kitchen, and it was a game-changer! The team was friendly and super organized. They understood exactly what a busy family like ours needed and delivered an amazing modern space. Highly recommend them for any home remodeling company needs.

JUAN CAMILO CARDENAS CASTRO Google review · January 2026
Find Us

Proudly Based in Las Vegas, NV

Stop by, call, or book online — we're always nearby when you need us.

Hours

  • Monday 9:00 AM - 6:00 PM
  • Tuesday 9:00 AM - 6:00 PM
  • Wednesday 9:00 AM - 6:00 PM
  • Thursday 9:00 AM - 6:00 PM
  • Friday 9:00 AM - 6:00 PM
  • Saturday Closed
  • Sunday Closed