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HOME ADDITIONS IN CHANDLER, AZ
Need another bedroom, a larger living space, a home office, or a casita? LJ Builders helps Chandler homeowners add the space they need without starting over somewhere else.
We handle the plans, permits, and construction from start to finish, with clear communication throughout the project.

A successful home addition requires planning, coordination, and experienced construction management. Our process is designed to keep your Chandler home addition organized, predictable, and efficient. We keep you involved throughout the project so the finished space matches your goals and fits your home perfectly.

We begin with an in-home consultation in Chandler to evaluate your existing structure and discuss what type of addition you’re looking for. Then we provide a free estimate with clear recommendations so you can plan confidently.
Next, we design the layout and functionality of the addition. This includes planning square footage, room flow, and how the new space connects to the rest of your home. We also discuss how the addition impacts electrical, plumbing, and HVAC systems.
Once the plan is set, we coordinate the structural details and guide you through selecting materials and finishes. We help you choose exterior and interior finishes that match your home so the addition looks seamless and consistent.
Most Chandler home additions require permits, and HOA approval is common in many communities. We help coordinate approvals and schedule the project correctly to avoid unnecessary delays.
Once construction begins, we handle everything from foundation work and framing to roofing, drywall, electrical, plumbing, and finishing details. We keep the job site clean and communicate consistently so you always know what stage the project is in.
After the addition is complete, we do a final walkthrough with you to ensure everything meets expectations. Your project is backed by our 2-year workmanship warranty, giving you peace of mind long after construction is finished.

Why LJ Builders
A home addition is one of the biggest upgrades you can make because it changes the way your entire home functions. Unlike a simple remodel, additions require proper planning, structural expertise, and a contractor who understands permits, engineering, and how to blend new construction into an existing home. That’s why choosing the right home addition contractor in Chandler matters.
At LJ Builders, we specialize in building additions that feel seamless. Our goal is to make the new space look and function like it was always part of your home — not an obvious “add-on.” We help Chandler homeowners expand their homes with smart layouts, durable materials, and construction that supports long-term value.
We also understand Chandler’s building standards, permit process, and HOA expectations in master-planned neighborhoods. Whether you live near Downtown Chandler, close to the tech corridor, or in a community like Fulton Ranch, we help you plan your project correctly so you avoid delays and costly mistakes.
Partner with LJ Builders for efficient, high-quality home additions delivered on schedule and built to last.
Local Chandler home-addition experience with HOA and permit awareness
Licensed and insured contractor (ROC #332589)
2-year workmanship warranty included with every project
Free estimates with clear scope and honest pricing
High-quality framing, roofing, and finish carpentry
Organized scheduling and consistent communication throughout the project
Home additions are major projects, but with the right contractor they can be smooth and predictable. From design and permitting to construction and final finishes, most Chandler home additions follow a structured timeline. Here’s what you can expect when working with LJ Builders.

Home additions typically take longer than standard remodeling projects because they involve structural construction, inspections, and multiple trades working in phases. The timeline depends on the size and complexity of the addition as well as permitting requirements. We provide a realistic schedule upfront and keep communication consistent throughout the project.
Many homeowners ask about Chandler AZ home addition cost, and pricing depends on square footage, structural requirements, and finish selections. A master suite addition or full home expansion will typically cost more than a smaller room addition. We provide a free estimate so you understand your investment clearly before moving forward.
Chandler homeowners often want additions that improve lifestyle, such as expanded master suites, home offices, guest rooms, and flex spaces. Many families also prefer open layouts that connect seamlessly to the existing home. We help you design an addition that feels modern while still matching the style of your home.
A well-built home addition can significantly increase resale value by adding usable square footage. Expanding your home is one of the most effective ways to raise property value in the Chandler market. Additionally, building an addition can be a smarter long-term investment than moving to a larger home.
Before & After
Drag the slider to compare the space before and after our team's work.

Where We Work
Chandler is one of the most desirable East Valley communities, offering strong home values, beautiful neighborhoods, and a lifestyle built for long-term living. Many homeowners here choose to expand their homes instead of moving, especially as family needs change over time. At LJ Builders, we’re proud to provide home additions across Chandler that add space, improve comfort, and increase property value.
Whether you live near Downtown Chandler, close to the tech corridor, or in a master-planned neighborhood with HOA standards, we tailor every addition to the home and lot layout. Our team understands the construction expectations in Chandler and works to ensure every project blends seamlessly with the existing structure.
Neighborhoods we serve:
If you’re located anywhere in Chandler or nearby, we’d love to provide a free estimate and help you plan your home addition.
Not sure if we cover your area? Give us a call at (480) 712-7776 — we’re happy to discuss your project.
Schedule a Site VisitHome addition costs vary depending on the size of the project, the type of construction, and the finishes selected. A small room addition will cost less than a full home expansion or master suite build. LJ Builders provides free estimates so you can get accurate pricing based on your property and goals.
Yes, most home additions require permits because they involve structural changes, electrical work, inspections, and code compliance. HOA approval is also common in many Chandler communities. As a licensed contractor (ROC #332589), we help guide you through the permitting process and ensure everything is built properly.
Yes. We design additions to look and feel like they were always part of the original home. We match rooflines, exterior finishes, and architectural details so the addition blends naturally and adds value.
For many homeowners, adding on is a smarter option because it allows you to stay in the neighborhood you love while creating the space you need. A well-planned addition can be more cost-effective than moving, especially when considering home prices, interest rates, and relocation costs.
Free Estimate
Tell Lawrence and Jessica about your project. They review every inquiry personally and respond within 24 hours. No call center. No sales pitch. Just a straightforward conversation about what you need.