BEGIN:VCARD VERSION:3.0 REV:2025-08-13T21:04:04Z N;CHARSET=utf-8:John Martens, Ph.D., M.B.A., P.E., CFEI, CVFI;;;; FN;CHARSET=utf-8:John Martens, Ph.D., M.B.A., P.E., CFEI, CVFI URL:https://www.exponent.com/people/john-martens ORG;CHARSET=utf-8:Exponent TITLE;CHARSET=utf-8:Office Director and Principal Engineer EMAIL;INTERNET:jmartens@exponent.com TEL;WORK:+1-312-999-4201 TEL;CELL:+1-630-215-5590 END:VCARD