Cross-laminated timber (CLT), a mass timber product, is becoming increasingly common as a building material. Its ability to sequester carbon

Last year marked our transition from JRS Engineering to 4EA Building Science. More than a fresh coat of paint, our

The Tony Lee, an affordable housing development with a subsidized preschool on the ground level, recently received the 2020 Charles

4EA is proudly sponsoring the first-ever short film festival presented by Seattle’s Downtown Emergency Service Center (DESC) this Thursday, September

As part of our goal to help create a positive impact on the built environment, 4EA is a proud sponsor

JRS Engineering LLC has rebranded in the United States and is now 4EA Building Science.

Our Oakland-based team has worked on many projects throughout California.