Partnered with #1 ADU Builders
Latest News
Our Blogs
Where Can You Put a Tiny Home in California? (2025 Legal Guide)
The tiny house movement continues to transform housing options across California. More people are embracing the tiny house...Golden State Design & Engineering
June 27th, 2025
How Much Does It Cost to Build a Tiny Home in California? (2025 Full Cost Breakdown)
The tiny house movement continues to gain momentum across California as more people seek affordable, flexible, and sustainable...Golden State Design & Engineering
June 20th, 2025
Is It Cheaper to Build an ADU or Add an Addition in California? (2025 Cost Guide)
Homeowners across California are increasingly looking for smart ways to expand their living space without moving. Whether you...Golden State Design & Engineering
June 13th, 2025
Construction Loans for ADU in California: 2025 Guide
Adding an accessory dwelling unit to your property is a smart, future-focused investment for California homeowners in 2025....Golden State Design & Engineering
June 6th, 2025
Lot Line Adjustments 101: A Guide for California Property Owners
Lot line adjustments 101 is a valuable resource for California real estate law and property owners looking to...Golden State Design & Engineering
June 20th, 2025
What Is a Plot Plan and Why Does Your Project Need One?
When preparing for a construction project in California, whether you’re planning a new building, an accessory dwelling unit...Golden State Design & Engineering
June 27th, 2025
Conditional Use Permits Explained: What Are They and Why You Need One
For any property owner in California looking to change how their land or building is used, understanding conditional...Golden State Design & Engineering
June 13th, 2025
How to Read a Parcel Map, a Simple Guide for Property Owners
Whether you are a private property or public property owner, a real estate professional, or involved in real...Golden State Design & Engineering
June 6th, 2025
California Subdivision Map Act Explained: What Landowners Must Know
Legal Clarity for Landowners: Understanding the California Subdivision Map Act Here is the breakdown of the California Subdivision...Golden State Design & Engineering
May 30th, 2025
#NAICS’s:
- 541310 Architectural Services &
- 541330 Engineering Services
DUNS NO:
- 119132267
#SIC’s
- 8712 Architectural Services &
- 8711 Engineering Services
Cage #
- 9R4L5
#UNSPSC’s:
- 81101500, 81101502, 81101505, 81101508, 81101526, 81101533, 81101522