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Dan O’Brien

Founder, Senior Mechanical Engineer


Master of Science in Mechanical Engineering
Northwestern University

Bachelor of Science in Mechanical Engineering
University of Detroit


Professional Engineer

Areas of Expertise

Higher Education , Commercial, Government, MEP/FP

Dan founded O’Brien and Associates in 1975, which would shortly afterward become Salas O’Brien. Dan’s expertise with project management, construction management, mechanical, controls, and plumbing design of systems for commercial, institutional, industrial, educational, and public-sector projects spans over 40 years.