Founded in 1972 as a nondestructive testing services company, TPT has since expanded into providing Geotechnical Engineering, Environmental Consulting, Industrial Hygiene, & Chemistry Laboratory Services.
1-800-373-2562
Superior, WI (715) 392-7114, Duluth, MN (218) 722-1911 Fax 715-392-7163
Copyright © 2004 Twin Ports Testing
Copyright © 2004 Twin Ports Testing