Our Mission

Golden State Registry is committed to supporting California's energy efficiency goals by providing reliable HERS (Home Energy Rating System) services. We empower homeowners, contractors, and HERS Raters with the tools and knowledge needed for seamless compliance and a greener future.

What is a HERS Rater?

HERS Raters (Home Energy Rating System) are certified professionals who:

• Understand and enforce California’s energy codes
• Use diagnostic tools to test HVAC and building systems
• Ensure proper, safe, and efficient installations

Whether it's a new build, remodel, or system upgrade — HERS Raters verify performance and protect homeowners, contractors, and the environment.

Built by Raters, for Raters

GSR was founded by HERS professionals who know the job firsthand. Our training, tools, and services are designed with field realities in mind.

As a CEC-approved Provider and Registry, we:

• Train & Certify HERS Raters
• Provide State-Approved Software & Documentation
• Conduct Quality Assurance & Public Oversight

Join Us in Building a More Efficient California

Whether you're a contractor, homeowner, or experienced Rater — GSR invites you to partner with us to raise the bar for energy efficiency and build a better future for California.