Established in 1982, Peterson Associates Consulting Engineers Inc. specializes in the design of mechanical, plumbing, electrical and fire protection systems. The consulting-engineering firm also specializes in construction administration services. Located in Phoenix, Ariz., it provides services, such as humidification, dehumidification, sound and vibration control, evaporative air cooling, smoke control, switchgear, motor control and cogeneration. Some of the firm s products are emergency power systems, automatic sprinkler systems, special hazards systems, stand pipes and fire pumps. Peterson Associates Consulting Engineers Inc. has worked on several commercial office projects, commercial tenant improvement, health care facilities, hotels, resorts and entertainment firms.