Top 10 Home Building Companies In Downey

Discover the top 10 home building companies in Downey, CA.

If you’re thinking about adding an Accessory Dwelling Unit (ADU) to your property, you’re in the right place. Whether it’s for additional rental income, a guest house, or an in-law suite, finding the right construction company to bring your vision to life is essential. In this article, we highlight the top 10 ADU construction companies in Downey, CA.

Let’s dive into the best local contractors who can help you build your dream ADU.

1. Cornejos Builders ADU Construction & Home Building

At Cornejos Builders, we bring over five years of experience in building custom homes. Our approach blends high-quality materials with energy-efficient solutions, ensuring your home is both sustainable and aesthetically pleasing.

From the initial design phase to the final inspection, we support you at every stage of the process. We take pride in our transparent pricing and commitment to clear communication, making sure there are no surprises throughout your home-building journey.

Rave Reviews From Our Happy Customers

Marco Urbana

★★★★★ 5/5

Really good and professional company. I love the fact that they are bilingual several companies came our to give a estimate but they were by far the most qualified and did a great job.

Andrei Hienadz

★★★★★ 5/5

I had a fantastic experience with Cornejos Builders! They exceeded my expectations in every way. From the initial consultation to the final walkthrough, their professionalism and craftsmanship shone through.

Whether you’re building a new home or expanding for family, our team is committed to making the project seamless and enjoyable. Reach out to us at (562) 319-3178 to get started!

2. Leli Construction, Inc.

Leli Construction is known for its expertise in custom pools and home building. They specialize in working with smaller spaces, proving that even a compact yard can house a beautiful custom pool or ADU.

Their attention to detail and commitment to high-quality construction make them a go-to for homeowners looking for something special.

Kevin Ramirez

★★★★★ 5/5

Choosing Leli Construction to bring my backyard dreams to life was one of the best decisions I’ve ever made. From our first phone call, they made me feel like more than just another project—they genuinely listened to my ideas, understood my vision, and worked alongside me every step of the way.

3. RL Remodeling

RL Remodeling offers a wide range of construction services, from ADUs to backyard design and room additions. Their expertise lies in creating functional, stylish spaces that elevate your home’s value. With a focus on personalized service, they ensure your project is completed to your exact specifications.

Jessica Carrington

★★★★★ 5/5

We worked with Ben who was amazing, organized, always on-time and so communicative. Our kitchen “refresh” was a smaller job than these guys usually take-on, but it was treated no different. They were in and out in just over two weeks.

4. Esco Builders Inc.

Specializing in ADUs and home additions, Esco Builders has built a strong reputation for delivering top-notch craftsmanship. They work closely with homeowners to create spaces that suit their needs, making them a reliable choice for those looking to expand their living space.

J F Real Estate

★★★★★ 5/5

Escobuilders are very talented at building the adu or addition that you need. They do high quality work at a competitive price and are very straight forward.

5. Sustainable Home Construction

As their name suggests, Sustainable Home Construction is all about building homes and additions that are environmentally friendly. They specialize in using sustainable materials and energy-efficient solutions to help reduce your home’s carbon footprint while creating modern, stylish living spaces.

stephen mendoza

★★★★★ 5/5

I’m happy to say that I found the contractor I was looking for- great communicator, prompt, and knowledgeable. Josh always answered my calls or called me back shortly, always explaining everything in detail to not only myself, but also to my family.

6. Latin Construction Group Inc.

With over five years of experience, Latin Construction Group is well-versed in creating high-quality homes and ADUs. They pride themselves on delivering projects that are both functional and aesthetically pleasing. Their team works efficiently to complete projects on time and within budget.

Seth Ray Hewitt

★★★★★ 5/5

Excellent work!! I was doubtful in the beginning but in the end I was completely satisfied and convinced these guys are the real deal!

7. Thorpe Development East

Thorpe Development East focuses on custom home building, delivering exceptional craftsmanship and attention to detail. Whether you’re building from scratch or adding an extension, their expertise ensures your home will reflect your vision and style.

Yaw Kwakye

★★★★★ 5/5

Great company

8. S&C Services and Commercialization Inc.

With 15 years of experience in home building, S&C Services specializes in crafting custom homes tailored to each client’s unique needs. Their attention to detail and dedication to customer satisfaction make them a top choice for homeowners looking to build or expand their homes.

Yaro Celis

★★★★★ 5/5

Amazing work, very professional on time and the prices are reasonable. Highly recommended.

9. Florence Homes

Florence Homes focuses on creating custom homes that blend style and functionality. Whether you’re building a new home or adding a room, their experienced team is ready to guide you through the entire process, from design to construction.

10. Mata and Sons Construction

Mata and Sons Construction brings over three years of experience to the table, offering high-quality home building and renovation services. Their dedication to customer satisfaction and skilled craftsmanship make them a reliable choice for homeowners in Downey.

Build Your Dream Home with Cornejos Builders

Whether you’re looking to build an ADU or expand your home, the right contractor makes all the difference.

From Cornejos Builders to RL Remodeling, each of these top companies in Downey, CA, brings its own unique strengths and expertise to home building. From sustainable designs to expert craftsmanship, there’s a builder to suit every vision and budget.

If you’re ready to take the next step in your home construction journey, Cornejos Builders is here to guide you. With a reputation for quality work, transparent pricing, and clear communication throughout the process, Cornejos Builders ensures your ADU or home project is a smooth and enjoyable experience.

Downey, CA is a growing city known for its mix of suburban charm and proximity to Los Angeles. Whether you’re near the bustling Downey Landing or close to the historic Columbia Memorial Space Center, these top home builders can help you create the perfect living space.