Mistras Group
Professional Service Industries, Inc. (PSI)
Contact: George Foster
6032 N. Cutter Circle, Suite 480 
Portland OR Oregon
United States 97217
Phone: 503-289-1778
Fax: 503-289-1918
PSI, a leading provider of engineering and testing services, offers a wide range of services from 125 offices nationwide to clients involved with site selection, design, construction, or property management.

PSIís services include environmental consulting, geotechnical engineering, construction materials testing and engineering, industrial hygiene, non-destructive testing and facilities engineering and consulting.
Sensor Networks