Your Local Design & Engineering Experts
California Licensed Design & Engineering Experts
California's licensed architectural and structural engineering experts with 20+ years of experience. We handle designs, permits, and construction plans with a 95% approval rate. Transform your vision into reality.

Design and Engineering Services Throughout California
California Registered Civil Engineer
Projects Completed
Permit Approval Rate
Professional Team Members
At Cecilia Home, we believe in providing clear and transparent architectural services that you can trust. Our experienced engineers and designers are committed to offering personalized solutions, whether you're dealing with complex home additions, seeking assistance with ADU designs, or managing residential remodeling projects. We simplify the architectural process, making it easy to understand and navigate.
Our team ensures that every client receives the most effective architectural strategies, all while building long-term relationships focused on achieving the best possible outcomes. With our California registered civil engineers and a 95% permit approval rate, we have successfully completed over 2,000 projects throughout California with exceptional results and unparalleled customer satisfaction.
Why Choose Cecilia Home?
With years of experience in California's construction industry, we combine expertise, innovation, and dedication to deliver exceptional results for every project.
PROFESSIONAL EXPERTISE
Our team consists of licensed architects and engineers with extensive experience in California's unique building requirements and regulations.
CLIENT-CENTERED APPROACH
We prioritize your vision and needs, ensuring clear communication and personalized attention throughout every phase of your project.
COMPREHENSIVE SOLUTIONS
From initial design to final construction, we provide end-to-end solutions that save you time and ensure seamless project execution.
QUALITY ASSURANCE
We maintain rigorous quality standards and ensure all designs meet or exceed California building codes and safety requirements.
TIMELY DELIVERY
We respect your time and maintain strict project timelines while ensuring thorough attention to detail in every aspect of your project.
LOCAL EXPERIENCE
With deep roots in California, we understand local architecture styles, climate considerations, and community requirements for successful projects.
Our range of services
Comprehensive design and construction solutions for residential and commercial projects, delivered with expertise and attention to detail.

ADU Design
Custom Accessory Dwelling Unit designs that maximize your property value while maintaining aesthetic harmony.

Commercial Design
Create inviting restaurants, massage shops, and retail spaces that elevate your business brand.

Interior Remodeling
Transform your home with expert kitchen, bathroom, and living room remodeling.

Wildfire Reconstruction
Professional structural assessment and complete rebuilding design for wildfire-damaged properties.

Permit Application Services
Secure your building permits with our 100% approval rate and complete regulatory compliance guidance.

Foundation Inspection
Expert foundation inspection with detailed structural reports to ensure safety and long-term stability.
Our Process
Our process is designed to be transparent and efficient, delivering a complete one-stop service from design to final permit approval.
1
Free Consultation
Expert advice on your project needs, budget considerations, and permit requirements.
2
On-Site Assessment
Precise measurements and site evaluation for accurate project planning.
3
Design Development
Creating detailed plans and visualizations to bring your vision alive.
4
Permit Acquisition
Navigating complex approval processes to ensure code-compliant construction.
5
Construction Support
Ongoing guidance and contractor coordination throughout the building process.
Loved By Homeowners
Don't just take our word for it. Here's what our satisfied clients have to say about their experience working with us.


Cecilia Home transformed our outdated kitchen into a modern masterpiece. Their attention to detail in the design and construction process was exceptional. The team was professional and completed the project ahead of schedule!

Emily Zhang
San Francisco, CA
Working with Mason on our ADU project was a fantastic experience. Their expertise in navigating permits and designing a space that perfectly complemented our main house was invaluable. The final result exceeded our expectations!

James Wilson
Oakland, CA
The Cecilia Home team helped us design and build a beautiful deck that completely transformed our outdoor living space. Their knowledge of local building codes and attention to structural integrity was impressive.

Sofia Patel
Los Angeles, CA
After the wildfire damage, Cecilia Home was instrumental in rebuilding our home. Their team handled everything from structural assessment to final touches, making a difficult time much easier for our family.

Daniel Morgan
Sacramento, CA
The foundation repair work by Cecilia Home was thorough and professional. They explained every step of the process and completed the work with minimal disruption to our daily life. Highly recommend their expertise!

Olivia Chen
Santa Clara, CA
Mason and the Cecilia Home team designed a perfect commercial space for our restaurant. Their understanding of both aesthetic appeal and functional requirements was exactly what we needed. Outstanding service!

Thomas Lee
San Jose, CA
Cecilia Home transformed our outdated kitchen into a modern masterpiece. Their attention to detail in the design and construction process was exceptional. The team was professional and completed the project ahead of schedule!

Emily Zhang
San Francisco, CA
Working with Mason on our ADU project was a fantastic experience. Their expertise in navigating permits and designing a space that perfectly complemented our main house was invaluable. The final result exceeded our expectations!

James Wilson
Oakland, CA
The Cecilia Home team helped us design and build a beautiful deck that completely transformed our outdoor living space. Their knowledge of local building codes and attention to structural integrity was impressive.

Sofia Patel
Los Angeles, CA
After the wildfire damage, Cecilia Home was instrumental in rebuilding our home. Their team handled everything from structural assessment to final touches, making a difficult time much easier for our family.

Daniel Morgan
Sacramento, CA
The foundation repair work by Cecilia Home was thorough and professional. They explained every step of the process and completed the work with minimal disruption to our daily life. Highly recommend their expertise!

Olivia Chen
Santa Clara, CA
Mason and the Cecilia Home team designed a perfect commercial space for our restaurant. Their understanding of both aesthetic appeal and functional requirements was exactly what we needed. Outstanding service!

Thomas Lee
San Jose, CA
Cecilia Home transformed our outdated kitchen into a modern masterpiece. Their attention to detail in the design and construction process was exceptional. The team was professional and completed the project ahead of schedule!

Emily Zhang
San Francisco, CA
Working with Mason on our ADU project was a fantastic experience. Their expertise in navigating permits and designing a space that perfectly complemented our main house was invaluable. The final result exceeded our expectations!

James Wilson
Oakland, CA
The Cecilia Home team helped us design and build a beautiful deck that completely transformed our outdoor living space. Their knowledge of local building codes and attention to structural integrity was impressive.

Sofia Patel
Los Angeles, CA
After the wildfire damage, Cecilia Home was instrumental in rebuilding our home. Their team handled everything from structural assessment to final touches, making a difficult time much easier for our family.

Daniel Morgan
Sacramento, CA
The foundation repair work by Cecilia Home was thorough and professional. They explained every step of the process and completed the work with minimal disruption to our daily life. Highly recommend their expertise!

Olivia Chen
Santa Clara, CA
Mason and the Cecilia Home team designed a perfect commercial space for our restaurant. Their understanding of both aesthetic appeal and functional requirements was exactly what we needed. Outstanding service!

Thomas Lee
San Jose, CA
Frequently Asked Questions
Find answers to frequently asked questions about our services, process, and more. We're here to help you understand every aspect of your project.