Welcome to Olsen & Peterson

Olsen & Peterson Consulting Engineers, Inc. has been committed to client satisfaction for over 50 years.  We are mechanical engineers providing consulting services to our clients.


Our expertise includes energy conservation studies, audits and retrofitting projects adn the design and supervision  fo the installation of commercial and industrial mechanical systems, including boiler & chiller plants, building heating, ventilation, air conditioning, plumbing and fire protection systems, cogeneration systems and utility distribution systems.

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USING PREMIUM EXPERTISE TO PROVIDE OUR CLIENTS WITH THE RELIABLE, ECONOMICAL, AND ENERGY EFFICIENT SYSTEMS.