We are an engineering, management and development consultancy and one of the largest wholly employee-owned firms of our kind.
We plan, design, deliver and maintain the transport, energy, water, defence and security, and buildings infrastructure that is integral to people's daily lives.
Our core strength is using our expertise to overcome complex challenges to deliver benefits for our clients and the communities they serve.
Sustainabilityis our business.
As the world’s largest specialist sustainability consultancy, ERM partners with clients to operationalize sustainability at pace and scale, deploying a unique combination of strategic transformation and technical delivery capabilities. This approach helps clients to accelerate the integration of sustainability at every level oftheir business.
With more than 50 years of experience, ERM’s diverse team of 8000+ experts in 40 countries and territories helps clients create innovative solutions to their sustainability challenges, unlocking commercial opportunities that meet the needs of today while preserving opportunity for future generations.
Barr provides engineering and environmental consulting services to clients across the Midwest, throughout the Americas, and around the world. We have been employee-owned since 1966 and trace our origins to the early 1900s. Working together, our 1,100+ engineers, scientists, and technical specialists help clients develop, manage, and restore natural resources.
Barr’s project teams work with clients in industries such as power, refining, mining, and manufacturing as well as attorneys, government agencies, and natural-resource-management organizations. Our project sites range from iron-ore mines in South America to wind-power farms in South Dakota, from manufacturing facilities in California to oil-sands fields in western Canada.
Barr is an EEO employer. For more about who we are and what we do, please visit our website at www.barr.com