Exclusive Offer: Save 20% on Custom Designs

Trusted Home Addition Contractor in Austin, TX

Expanding Homes, Enhancing Lives

Project Gallery

Custom Additions With Local Expertise

Locally Owned & Operated Austin Home Addition Contractor

Custom Additions Designed to Match Your Home's Style

On-Time, Transparent, & Guaranteed Results

Home Addition Services Offered

Container 7

Custom Room Additions

Expand your home with extra bedrooms, family rooms, or home offices designed around your lifestyle.

Rectangle 543 3
Container 10

Second Story Additions

Out of yard space? Build upward with a second story that complements your home’s architecture and adds significant value.

Rectangle 543 4
Container 8

Kitchen & Bathroom Expansions

Reimagine your kitchen or bathroom with more space, light, and luxury finishes.

Rectangle 543 5
Container 9

Garage & Sunroom Conversions

Transform unused garages or patios into comfortable, livable spaces for guests or hobbies.

Rectangle 543 2
Container 11

Mudroom or Laundry Room Additions

Enhance daily convenience with a well-organized mudroom or expanded laundry area.

Rectangle 543 6
Container 12

Basement or Attic Conversions

Unlock unused space by turning basements or attics into functional living or entertainment areas.

Rectangle 543 7

See Our Projects Come to Life

What Our Clients Say

“De Stijl Home exceeded every expectation. Our new master suite feels like it’s always been part of our home absolutely seamless craftsmanship!”

Jessica T
Austin, TX

“They made our kitchen extension stress-free and gorgeous. Great communication, clear pricing, and delivered on time. Highly recommend!”

Mark L
Round Rock, TX

“The sunroom addition is stunning. The team was professional, quick, and detail-oriented from start to finish.”

Sarah P
Cedar Park, TX

Why Choose De Stijl Home?

Local Austin Expertise

We understand the city's building codes, weather, and architectural styles.

Tailored Design Approach

Each addition complements your home's existing aesthetics.

Premium Materials

Built with durable, energy-efficient materials for long-term value.

Clear Communication

We keep you updated through every stage of your project.

Client Satisfaction Guarantee

We don't leave until your new addition is perfect.

How We Work?

Container 7

Design

We start with an in-home visit to understand your goals, style, and budget.

You’ll receive a custom design plan that fits your lifestyle perfectly.

Container 10

Permitting &

We handle all building permits and zoning requirements across Austin and nearby areas.

You can relax knowing your project meets all legal and safety standards.

Container 8

Construction & Quality Control

Our craftsmen build your addition using advanced techniques and top-quality materials.

Expect a precise, durable finish that elevates your home’s value.

Container 9

Final Walkthrough & Cleanup

We complete a detailed inspection and ensure everything is flawless before we leave.

Your new space is spotless, safe, and ready to enjoy immediately!

Frequently Asked Questions

What types of home additions does De Stijl Home build?

We handle everything from single-room expansions to full second-story additions. Common addition types include primary suites, kitchen extensions, living room expansions, bonus rooms, ADUs, garage conversions, sunrooms, and multi-room additions tailored to Austin homes.

Yes. We provide a complete design–build service. Our team creates architectural drawings, handles structural engineering, secures city permits, and coordinates all inspections required by the City of Austin.

Often, yes. Austin has many unique lot shapes and zoning requirements. We analyze setback rules, impervious cover limits, utilities, and easements to determine what’s possible. Our designers are used to working within tight urban lots.

Absolutely. We offer clear, transparent, line-by-line estimates outlining labor, materials, finishes, and projected timelines so you know exactly where your investment goes.

Some projects require brief shut-offs or temporary adjustments. We plan work in phases to minimize disruptions and communicate clearly before any major milestone.

Yes. We match rooflines, siding materials, paint colors, windows, and architectural details so your addition blends seamlessly with your existing home.

No, but you can be if you prefer. Many homeowners stay in place during most of the work unless major structural changes affect daily living.

Yes. We guide you through finish selections such as flooring, cabinetry, tile, countertops, lighting, and fixtures so your new space feels cohesive and intentional.

Generally yes. Austin’s climate allows year-round construction, although excessive rain may delay certain exterior phases.

Absolutely. We discuss your goals, provide budget ranges early in the process, and help you choose options that balance value, aesthetics, and long-term durability.

Start by scheduling a consultation with our team. We’ll review your vision, assess your home, discuss possibilities, and prepare a plan to move forward with design and budgeting.

What We’re Creating

@destijlhome
@destijlhome
@destijlhome
@destijlhome

Let’s Build Your Dream Home

Request Free Consultation

Get Your Complimentary Consultation