3J Turns 10!

It’s hard to believe it’s been 10 years since we started this journey! Learn more about our history and help us celebrate throughout the year.

Our History

Interning at 3J

Our 2019 Engineering Intern shares her experience spending the summer with us.

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What Makes Us Different

We problem-solve for the present and design a vision for the future – all with the goal to develop reliable infrastructure, build healthy environments, and protect natural resources.

Our Process