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If you’re in Granite Hills and looking to build an Accessory Dwelling Unit (ADU) in Lake Forest, CA, Pros ADU Builders is here to make the process seamless for you. Follow these simple steps to get started on your ADU project:

Step 1: Initial Consultation

Contact us at (888) 545-6521 to schedule a free consultation. Our experts will discuss your ADU needs and provide personalized recommendations.

Step 2: Design & Planning

Our team will work closely with you to design a customized ADU that fits your requirements and complies with local regulations in Lake Forest, CA.

Step 3: Construction

Sit back and relax as we handle the construction process efficiently and with the highest quality standards.

Step 4: Completion & Handover

Once your ADU is ready, we’ll ensure a smooth handover process, leaving you with a beautiful and functional living space.

Pros ADU Builders stands out in Granite Hills for several reasons:

  • Experience: With years of experience in ADU construction, we have the expertise to deliver exceptional results.
  • Customization: We prioritize your preferences and design a personalized ADU that suits your needs.
  • Quality: Our team is dedicated to delivering top-notch construction quality, ensuring your ADU stands the test of time.
  • Customer Service: We prioritize clear communication and transparency throughout the entire process, ensuring a stress-free experience for our clients.

Q: Do I need a permit for building an ADU in Lake Forest, CA?
A: Yes, you will need to obtain a permit from the city of Lake Forest before starting your ADU construction.

Q: How long does it take to build an ADU?
A: The timeline for ADU construction can vary based on the design complexity and local regulations. Our team will provide you with a detailed timeline during the planning stage.

Q: Can I customize the design of my ADU?
A: Absolutely! We offer custom design options to ensure your ADU meets your unique preferences and requirements.

While in the Granite Hills area, be sure to explore the following top sights in Lake Forest, CA:

  • Whiting Ranch Wilderness Park: Perfect for hiking and enjoying nature trails.
  • Arden Modjeska Historic House and Gardens: Step back in time and explore the historic house and beautiful gardens.
  • Etnies Skatepark: Enjoy some skating or simply watch the local skaters show off their skills.

Contact Pros ADU Builders at (888) 545-6521 to start your ADU project in Lake Forest, CA today!

(888) 545-6521

Contact Pros ADU Builders today for a free ADU consultation and quote. Let’s bring your vision to life!

Ready to Expand Your Space?

(888) 545-6521
About Us

About us

Pros ADU Builders is a team of passionate local experts specializing in Accessory Dwelling Unit construction. We’re not just builders — we’re problem solvers who care about your property, goals, and lifestyle. Whether you're creating a backyard rental unit or housing for extended family, we guide you through every step, from planning to move-in. With a focus on quality materials, reliable timelines, and customer satisfaction, we deliver custom ADU builds that meet both your budget and city codes. When you hire us, you're hiring a neighbor who truly understands the value of space, privacy, and smart investment.

Know More About Us

Turnkey ADU Solutions

From permits to paint, we manage every detail so you don’t have to.

Locally Licensed & Code Compliant

Built to pass inspection and stand the test of time.

Custom Designs for Any Property

Backyard, garage, or detached—tailored builds that match your home’s style.

Built By Neighbors You Can Trust – Derek, Marla, Jayson, and Lena at Pros ADU Builders

(888) 545-6521