Engineering Discipline Meets Master Craftsmanship — In Every Build.

Get a Personalized ADU Plan
Get a Personalized ADU Plan

Residential construction, approached with engineering discipline.

We help Southern California homeowners plan and build legal ADUs, custom homes with long-term clarity.

Shuo Yang

Founder, Ramirez & Yang Co.

About Us ->

  • Built from Experience — Not Buzzwords. I spent years building complex engineering systems at scale before translating that discipline to construction.

  • Craftsmanship with Integrity. We don’t cut corners — we prevent them.

  • Clarity First. We help you understand what should be built before it ever starts.

  • Trusted Execution. We plan through permits, inspections, so your project doesn’t stall.

One Property. Three Legal Units. Built Correctly.

Single-Family Residence → Three Legal Units

View Full Case Study
View Full Case Study