News

2021 in review: New name, same team

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

2021 in review: New name, same team
News

We’re Hiring!

Job Title: Accounting Assistant Based at: 4EA Building Science, Seattle, WA [hybrid position] Reports to: Sarah Joliveau, Office & Accounting

We’re Hiring!
Example of CLT used for aesthetics.
News

How to Protect CLT in Wet Climates

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

How to Protect CLT in Wet Climates
News

Our Bay Area Team

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

Our Bay Area Team
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4EA offices during Covid-19

4EA offices in Seattle and Oakland remain closed to the public for the time being in response to the COVID-19

4EA offices during Covid-19
Loom House (photo by Kevin Scott)

Featured Projects

Loom House

Featured Projects

Inspire Apartments

Featured Projects

Boren Office Lofts

View All 4EA Projects

Even if you haven’t heard of us, we bet you know us.

Formerly JRS Engineering LLC, 4EA has been at the forefront of providing quality, value-conscious building science solutions since 2005. We work with architects, owners, and contractors to deliver high-performance buildings that deliver improved durability, energy performance and value.

Who We Are