D. Clark Turner, Ph.D., Founder & CEO

Dr. Turner received his B.S. and Ph.D. degrees in analytical chemistry from Brigham Young University in Provo, Utah. He was Founder, CEO, and Chairman of Aribex from 2003 to 2012, and principal inventor of the NOMAD handheld x-ray systems. In recognition of the commercial potential of the NOMAD, Aribex was purchased by Danaher Corporation (a Fortune 500 company with $16B in sales) in November of 2012. Using his proceeds from the sale of Aribex, Dr. Turner has founded Turner Ventures, an independent, privately held physical and life sciences investment firm that funds promising seed- and early-stage companies. In addition to angel investments, Turner Ventures’ operating portfolio includes Turner Innovations, an early stage research and development company focused on bridging the gaps between fundamental research and commercialization of technologies based on that research.

Tim Weeks, CPA, CFO/CFO

Tim earned an accounting degree from Brigham Young University and began his career with Ernst and Young in Denver. He is a licensed CPA in the state of Colorado. Tim has owned and served as President and CEO of three organizations and as the CFO and executive in several others. He is currently a partner and outsourced CFO with Company Vitals and serves as the CFO of multiple client companies.

Tom Youd MS, MBA


Tom brings 15 years of experience in design, development, and manufacturing of medical devices. Prior to joining Turner Innovations, Tom was with GE Healthcare where he was the Lead System Design Engineer for the Surgical Navigation organization, developing an electromagnetic tracking system for surgical instrument tracking and advanced imaging capabilities. Tom began his career at BSD Medical where he served in progressively responsible positions including Mechanical Design Engineer, Project Manager, and Mechanical Engineering Manager. While at BSD Medical, Tom was Project Manager over the MTX-100 and MTX-180 Microwave Ablation Systems that received 510(k) clearance in 2008 and 2010 respectively. Tom also has experience as a Senior Manufacturing Engineer in Research and Development at Merit Medical. Tom holds a BS (Mechanical Engineering) and MBA from Brigham Young University and an MS (Mechanical Engineering) from the University of Utah.

Tina Vigos

Tina serves as Director of Quality Affairs and manages the (ISO 13485, FDA 21 CFR Part 820, UKCA and EU MDR 2017/745 compliant) Quality Management System under one umbrella for all of Turner Ventures’ companies.  Tina has extensive quality experience providing expertise in quality management capacities in the medical device, aerospace, aviation, manufacturing, flight simulation and printing industries.  She is an outstanding leader and teacher, and highly skilled in a vast array of improvement techniques and methodologies such as Quality Improvement Systems, Lean, Six Sigma and Statistical Process Control, along with implementation of wide-ranging regulatory requirements.  Tina earned her Bachelor of Science degree in Mechanical Engineering from the University of Utah.i