Jeff has been responsible for the engineering and design of HVAC, plumbing, fire protection, and various industrial piping and ventilation systems and contract administration for a wide variety of commercial, industrial, and institutional projects including dozens of schools, offices, and detention facilities.  Jeff is a Principal and President of Olsen & Peterson Consulting Engineers, Inc. He belongs to the American Society of Heating, Refrigeration, and Air Conditioning Engineers, the American Society of Plumbing Engineers, and the Construction Specifications Institute.