Expert Casita Contractor in Downtown Phoenix​, AZ: Reliable Casita Professionals Near You

Reimagine your unused backyard into a beautiful, profit-ready, or family-friendly casita with Everything Residential & Commercial (ERC). From planning and permitting to full construction, we handle everything with transparent pricing, efficient timelines, and strong local expertise every step of the way.

ERC is Downtown Phoenix​’s go-to custom casita builder, delivering everything from comfortable guest houses and family extension spaces to lease-ready backyard homes, backyard offices, resort-style escapes, and peaceful outdoor living spaces. Every casita we build is tailored to your life, your lot, and your vision. Serving Downtown Phoenix​ and nearby areas such as Arcadia, Scottsdale, Tempe, Chandler, Mesa, and Gilbert with pride.

Book Your Free Casita Consultation Now

Why Invest in a Custom Casita in Downtown Phoenix​?

Custom casita built by ERC in Phoenix AZ – guest house construction

Constructing a custom casita in Downtown Phoenix​ is more than just enhancing your home — it’s a powerful lifestyle and financial investment for any homeowner. With Arizona’s booming housing demand, favorable property taxes, and year-round sunshine, a professionally built casita completely reimagines how you use and enjoy your property.

A carefully planned casita offers meaningful flexibility for your family. It allows aging parents, adult children, or guests to have their own private space without needing to invest in a separate property. All over Downtown Phoenix​, homeowners are converting their casitas into functional home offices, imaginative studios, and serene backyard retreats — environments made for productivity, relaxation, and connection.

 
 

Endless Options for Your Personalized Casita

  • Multigenerational Living: Provide aging parents or older kids a cozy, private living space to enjoy independence — conveniently in your own backyard.

  • Home Office or Creative Studio: Ideal for remote workers or artists who want a quiet, dedicated office just outside your home.

  • Rental or Airbnb Income Property: Create consistent extra income in popular markets like Scottsdale and Tempe, well-suited for both extended stays and vacation renters.

  • Private Guest Suite: Welcome guests and loved ones with their own self-contained space, including a kitchen, bathroom, and living area.

  • Wellness or Hobby Space: Design your casita into a personal gym, yoga studio, art workshop, or meditation space.

Downtown Phoenix​ homeowners appreciate how a single custom casita can be used in many ways and evolve with their lifestyle for many years.

Other Construction Services We Offer

Eager about what we offer? We invite you to explore deeply into the universe of high-end results and forward-thinking concepts with us at.

Our arsenal of services is incredibly broad, ready to tackle whatever project comes our way in the greater East Valley near Downtown Phoenix​, AZ.

Below are our standout offerings that deliver truly impressive results!

Our services consist of:

Why Invest in Your Custom Casita With ERC?

CASITA FLOOR PLANS

Casitas or Assisted Living

Many Downtown Phoenix​ families are frequently searching for a practical way to support aging loved ones without dealing with the staggering expenses of assisted living facilities.

A custom casita built by ERC bridges that gap beautifully.

Our ADA-compliant casita designs feature no-step entrances, grab bars, expanded hallways, and built-in emergency systems — all delivered with the comfort, independence, and dignity your family deserves.

From Scottsdale to Chandler, we assist Downtown Phoenix​ families build secure and stylish casitas where aging in place becomes a real, affordable reality.

Casitas Designed for Supported Living

Families supporting loved ones with disabilities require adaptable, dignified housing solutions.

A custom casita on your Downtown Phoenix​ property can be designed around your loved one’s unique requirements — including expanded entryways, roll-in showers, specialized layouts, and complete ADA accessibility — while allowing them to stay nearby and maintaining their independence.

Casitas Perfect for College Students & Older Teens

For Downtown Phoenix​ households with kids at ASU, Grand Canyon University, or nearby colleges, a backyard casita provides an cost-effective, practical alternative to apartment leasing.

It gives young adults and older teens a private, independent area to grow — close enough for support, yet separate enough to build real life skills.

Pool House Casitas

A custom pool house casita turns your backyard into a luxury oasis.

Whether you imagine a shaded retreat, an entertaining space, or a complete guest suite beside your pool, ERC designs pool house casitas that make the most of your outdoor space while significantly boosting your home’s value and curb appeal.

Custom Casitas That Maximize Property Value

Licensed, Bonded & Insured Professionals

An expertly crafted casita can greatly improve your property’s resale attractiveness and overall value in Downtown Phoenix​. With demand for flexible, multigenerational living at record highs, adding a custom casita is one of the most profitable investments Downtown Phoenix​ homeowners can make.

Local real estate professionals consistently note that homes featuring a well-built casita in neighborhoods like Arcadia, North Phoenix, and Chandler sell faster and command higher prices. Today’s buyers prioritize versatility — whether for housing extended family, hosting guests in style, or generating rental income that helps offset mortgage costs.

ERC designs every casita to blend effortlessly with your existing home, ensuring consistent architecture, materials, and finishes throughout. From elegant poolside casitas to modern, streamlined ADUs, our designs elevate visual appeal and provide long-term investment benefits.

A well-planned casita can yield returns of up to 30%, influenced by its size, features, and local market demand. This isn’t simply additional square footage — it’s a strategic investment that builds equity and enhances lifestyle in Downtown Phoenix​’s booming housing market.

When you build with Everything Residential & Commercial, you’re not simply adding a structure. You’re enhancing your home’s value, livability, and long-term potential.

EXCELLENT
Google star 1Google star 2Google star 3Google star 4Google star 5.0.7
Based on 54 reviews
Posted on Google Google
ElleAnna Chacon profile picture
ElleAnna Chacon
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
they did a full kitchen remodel in my home and i was very satisfied with the way everything turned out. they are very knowledgeable and trustworthy. i can tell they wanted me to be 100% satisfied with the remodel and i definitely was! they surpassed my expectations!
Posted on Google Google
Lauren Ramos profile picture
Lauren Ramos
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
ERC is the top of the line. They handle each build with precision, dedication and accuracy while being transparent about the outcome/timeframe. I have had the pleasure of working with both Christian and Randy to help renovate my commercial business and will be contacting them further for any other projects.
Posted on Google Google
Christopher Coleman profile picture
Christopher Coleman
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
ERC has made the construction process as easy as it can be. The Casita is very beautiful and we're extremely happy with the results!
Posted on Google Google
Steven Spirlong profile picture
Steven Spirlong
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
We used Everything Residential for a large home addition and RV garage. Our project turned out amazing! They were very easy to work with, and each step moved quickly after getting approved from our city. They were a great team and all of the subs that were used on the project were highly professional and friendly. They had good communication over the course of the project and we would highly recommend them to anyone wanting a professional, 5 star home renovation or addition.
Posted on Google Google
Tonya Crosby profile picture
Tonya Crosby
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
They did a large home addition for me and it was incredible! Thank you Randy and Christian
Posted on Google Google
Mitchell Nilan profile picture
Mitchell Nilan
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
The level of knowledge Christian has is amazing, not to mention his team is equally as knowledgeable! Their working environment together and with everyone included is so great! Do yourself a favor and just watch a few of his videos and you will see that these guys are the EXACT group of people you need for your brand new breathtaking new addition. YOU FOUND THE RIGHT PEOPLE FOR THE JOB WHEN YOU GO WITH ERC.build, I promise you that!
Posted on Google Google
Andrew Shlaimon profile picture
Andrew Shlaimon
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Christian was great to work with. Very organized and efficient.
Posted on Google Google
Routhier Residence profile picture
Routhier Residence
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
These guys came in and took care of everything that needed completed for the sale of our home. I would highly recommend these guys for any of your home needs. Christian and Cody were very professional on time and got things done..
Posted on Google Google
Michelle Wennerstrum profile picture
Michelle Wennerstrum
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
They built a casita for us. The casita turned out better than I could have imagined. Great company to work with. Company communication was top notch, quality of work was 5 stars, entire crew was great, very professional. Highly recommended!
Posted on Google Google
Josh Marquez profile picture
Josh Marquez
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Had to build a back house for laundry and storage and Christian and his team were very clear and easy to work with. Job was done before the deadline and came out perfect. Would recommend for any job of any size!
Verified by Trustindex
Trustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more

The Effortless Casita Building Experience

At ERC, building your custom Downtown Phoenix​ casita is easy, fully transparent, and stress-free throughout the entire process.

  • Complimentary Site Visit & Property Evaluation — We connect with you at your property to evaluate your space, discuss your casita goals, and check zoning or HOA guidelines.
  • Tailored Casita Planning with 3D Models — See your finished casita before a single shovel touches the soil, with full 3D modeling of floor plans, materials, and finishes.
  • Transparent Pricing & Estimate — Get a detailed casita proposal with zero hidden fees, plus guidance on financing and rental ROI forecasts.
  • Full-Service Permitting & HOA Coordination — ERC oversees every Downtown Phoenix​ building permit, zoning approval process, and HOA clearance so your casita stays on schedule and fully compliant.
  • On-Time Final Walkthrough — Our team conducts a comprehensive final walkthrough to ensure every element of your casita meets our strict standards before you take occupancy.

Throughout the build, our construction tracking app keeps you informed every day — zero guesswork, no chasing down answers.

About Us

|free standing patio cover|free standing patio cover|||

Everything Residential & Commercial (ERC)
At Everything Residential & Commercial (ERC),
we are more than builders; we are architects of dreams, transforming visions into life!

Our promise is to unmatched standards, with our Savage Design Team taking the reins to bring your concepts to life.

As a pioneer in cutting-edge yet timeless design, ERC is more than just a construction company; we are developers of environments that align with your unique lifestyle.

So, if you’re planning to bring your dreams into a finished masterpiece, ERC is your go-to partner in building in Downtown Phoenix​, AZ!

No matter if you’re building a personal getaway for family, a rental-ready ADU for passive income, or a beautifully designed backyard hideaway, ERC keeps the entire process smooth and fulfilling. Project slots fill every season quickly — request your no-cost consultation today and reserve your design schedule while space is still available.

Everything Residential and Commercial

1120 W Wagner Dr, Gilbert, AZ 85233, United States

Working Hours

Mon-Fri: 8:00 AM - 5:00 PM Sat-Sun: Closed

Call Us

(480) 798-7060

Request a Quote
We Will Call You Back

Frequently Asked Questions – Custom Casita Builder in Downtown Phoenix​, AZ

What is a casita and why consider adding one to your property?

A casita is a independent or semi-detached living space on your property. We create casitas to serve as guest houses, home offices, rental units, or personal living quarters for family members. Our casitas increase property value, adaptability, and livability to your property.

Do you take care of everything from start to finish?

Absolutely, we oversee everything from start to finish. We manage planning and design, pre-construction, permitting, construction, and finishing touches, ensuring a smooth and stress-free experience for our customers.

Is my casita design customizable?

Absolutely. We work closely with you to create a casita that matches your goals, lifestyle, and budget. Whether you want a modern studio or a fully equipped guest home, we adjust every aspect to your requirements.

What is the timeline for building a custom casita in Downtown Phoenix​?

Construction timelines can differ depending on size, design, and permitting requirements. However, we give a clear timeline from the beginning and communicate with you throughout the entire process to ensure clarity and efficiency.

Do you assist with approvals and regulations in Downtown Phoenix​, AZ?

Absolutely, we handle all required approvals and ensure your casita meets Downtown Phoenix​ local zoning regulations and construction standards. Our expertise helps avoid delays and keeps your project moving forward smoothly.

Is it possible to rent out a casita?

Generally, yes. We can plan and construct your casita with rental use in mind. We also advise you local regulations so you can make informed decisions about using your space as an income-generating property.

EXCELLENT
Google star 1Google star 2Google star 3Google star 4Google star 5.0.7
Based on 54 reviews
Posted on Google Google
ElleAnna Chacon profile picture
ElleAnna Chacon
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
they did a full kitchen remodel in my home and i was very satisfied with the way everything turned out. they are very knowledgeable and trustworthy. i can tell they wanted me to be 100% satisfied with the remodel and i definitely was! they surpassed my expectations!
Posted on Google Google
Lauren Ramos profile picture
Lauren Ramos
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
ERC is the top of the line. They handle each build with precision, dedication and accuracy while being transparent about the outcome/timeframe. I have had the pleasure of working with both Christian and Randy to help renovate my commercial business and will be contacting them further for any other projects.
Posted on Google Google
Christopher Coleman profile picture
Christopher Coleman
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
ERC has made the construction process as easy as it can be. The Casita is very beautiful and we're extremely happy with the results!
Posted on Google Google
Steven Spirlong profile picture
Steven Spirlong
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
We used Everything Residential for a large home addition and RV garage. Our project turned out amazing! They were very easy to work with, and each step moved quickly after getting approved from our city. They were a great team and all of the subs that were used on the project were highly professional and friendly. They had good communication over the course of the project and we would highly recommend them to anyone wanting a professional, 5 star home renovation or addition.
Posted on Google Google
Tonya Crosby profile picture
Tonya Crosby
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
They did a large home addition for me and it was incredible! Thank you Randy and Christian
Posted on Google Google
Mitchell Nilan profile picture
Mitchell Nilan
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
The level of knowledge Christian has is amazing, not to mention his team is equally as knowledgeable! Their working environment together and with everyone included is so great! Do yourself a favor and just watch a few of his videos and you will see that these guys are the EXACT group of people you need for your brand new breathtaking new addition. YOU FOUND THE RIGHT PEOPLE FOR THE JOB WHEN YOU GO WITH ERC.build, I promise you that!
Posted on Google Google
Andrew Shlaimon profile picture
Andrew Shlaimon
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Christian was great to work with. Very organized and efficient.
Posted on Google Google
Routhier Residence profile picture
Routhier Residence
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
These guys came in and took care of everything that needed completed for the sale of our home. I would highly recommend these guys for any of your home needs. Christian and Cody were very professional on time and got things done..
Posted on Google Google
Michelle Wennerstrum profile picture
Michelle Wennerstrum
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
They built a casita for us. The casita turned out better than I could have imagined. Great company to work with. Company communication was top notch, quality of work was 5 stars, entire crew was great, very professional. Highly recommended!
Posted on Google Google
Josh Marquez profile picture
Josh Marquez
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Had to build a back house for laundry and storage and Christian and his team were very clear and easy to work with. Job was done before the deadline and came out perfect. Would recommend for any job of any size!
Verified by Trustindex
Trustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more
Services:
Contact Info:
Everything Residential and Commercial

1120 W Wagner Dr, Gilbert, AZ 85233, United States

Hours

Mon-Fri: 8:00 AM - 5:00 PM Sat-Sun: Closed

Call Us

(480) 798-7060

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