Mr. Knapp has over 30 years of NDT experience, 20 of which have been in management positions.  Areas of experience include Aerospace, Construction Materials, Petrochemical, Marine, Nuclear, and Advanced Composites.  Currently, John holds an ASNT Level III Certification in RT and VT, as well as a Level II Certification in MT and PT.  John is also the Radiation Safety Officer (RSO) for the Seattle office.  John has held Level II certifications in UTSW, UTT, TTU, UT Immersion, PT, MT, VT, RT, ET, and has been certified by the FAA with a Limited Repairman Certificate.  John was a member of the API 653 Item writing committee, which developed the test currently used to certify inspectors.  NDT graduate Spartan School of Aeronautics.  Professional affiliations include the American Society for Nondestructive Testing (ASNT) and American Welding Society (AWS).