Our Story & Mission
Learn about our journey, our team, and our commitment to delivering excellence in architectural design and engineering services.
Mason Zheng
Your Professional Housing Expert
Cecilia Home's chief engineer and Architecture designer, Mason Zheng, started working as a civil engineer in 2000. In 2006, he got a Professional Engineer license in California with the vision to modify the home should be easy and affordable.
Over the last 20 years, He has done civil projects, including houses, communication lines, roads, bridges, etc., especially in property addition design. With all the experiences, He started Cecilia Home in 2016 and has made outstanding achievements in the housing field of the Bay Area.

Experience the Cecilia Home Difference
We combine technical expertise with personalized service to deliver exceptional results for every project.
Professional Team
Our licensed engineers and designers bring decades of combined experience to every project.
Proven Track Record
2000+ successful projects completed across California, with a 95% first-time permit approval rate.
Comprehensive Service
From design to permits, we handle everything in-house, ensuring a seamless experience.
Local Expertise
Deep understanding of California building codes and regulations, ensuring smooth project execution.