Barr is an engineering and environmental consulting firm, bringing services to clients across North America and around the world for over a century.

At Barr, you’ll join a community of engineers, scientists, and professionals who will help you achieve your ambitions and build a meaningful, rewarding career.

Providing exceptional service is Barr’s fundamental focus, and solving clients’ complex problems is what makes us tick. In a world of experts, our engineering and environmental team brings even more to …

Nov 10, 2025 · Discover how Barr works shoulder-to-shoulder with you to reframe challenges, reveal hidden opportunities, and deliver lasting outcomes for a sustainable future.

To provide environmental consulting & engineering services to clients at a distance from our fully staffed offices, Barr maintains project offices close to key project sites.

Barr provides engineering and environmental consulting services to clients across the Midwest, throughout the Americas, and around the world. We have offices in Minnesota, Colorado, Michigan, …

Barr helps clients with projects involving water treatment, storage, and distribution, and addresses environmental challenges involving watersheds, wetlands, lakes, and streams.

In 1966, Barr was incorporated in Minnesota as an employee-owned firm with 16 employees. Today, more than a thousand engineers, scientists, and technical experts work with clients on complex …

The best environmental consulting & engineering internships offer opportunities for learning and earning while doing. At Barr, interns are part of our project teams, working alongside engineers and scientists.

Barr's environmental & engineering specialties provide services to clients & teams in industry sectors such as power, refining, mining, and manufacturing.