Technical Challenges Solved with Passion and Excellence

We’re problem-solvers at heart—each solution is tailor-made to your needs.

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Success, Driven by Local Teams and Nationwide Talent

Our team is nationwide, and our talent pool is deep. But we know that local, responsive service is critical to your success.

Why it matters

Complex Projects, Stronger Relationships

We build value by investing in consistent, long-term relationships. We make our clients look good, and they return again and again. And since we build for the long-term, we have a team turnover rate well below the national average.

Our Expertise Powers Your Success

3D/Virtual Reality Design

Salas O’Brien uses 3D and virtual reality to help its clients empower their decision-making.

How we do it

Commissioning for a Better Project

Why is commissioning required by more and more jurisdictions? What value does it add?

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Change Orders

Why our change orders are one third of industry average

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Complex Projects Are Where We Shine Brightest

Our time-tested process and people-first approach have reliably solved client challenges since 1975.

Our Awards

Our Insights

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Engineering McDonald’s New Corporate Headquarters and Hamburger University

This past week, we welcomed the WMA Consulting Engineers to the Salas O’Brien family. WMA’s outstanding work, commitment to sustainability, and reputation for reliability make them an ideal addition to our team. One example of the team’s impressive work is the McDonald’s Corporation Headquarters, built in 2018 in Chicago’s West Loop. McDonald’s CEO Steve Easterbrook […]
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WMA Consulting Engineers Joins Salas O’Brien

Salas O’Brien is expanding again! We have merged with WMA Consulting Engineers, adding locations in Chicago and Denver and creating a combined firm with 21 offices and more than 600 employee-owners. The addition of WMA expands Salas O’Brien’s portfolio in the design of large high-rise, commercial, higher education, healthcare and institutional building projects. WMA will […]
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