Salas O'Brien

Salas O'Brien is an employee-owned engineering and technical services firm focused on enhancing the human experience through the built environment. The company emphasizes sustainability and decarbonization, tackling complex challenges with a holistic approach. Recognized as a top firm by Engineering News-Record and Consulting-Specifying Engineer, Salas O'Brien has consistently ranked on the Inc. 5000 list of North America's fastest-growing private companies.The firm offers a wide range of engineering and technical consulting services, including mechanical, electrical, plumbing, and fire protection design, structural engineering, architecture and interior design, technology design, acoustics, energy and resiliency solutions, and process design and integration. Salas O'Brien serves a diverse clientele, including government and private sector entities, and has experience with Fortune 100 clients in various critical environments. The company operates with a team of employee-owners across North America, fostering collaboration and a culture of entrepreneurial leadership.