Founded by Tim Nieman ZIEN is comprised of a highly experienced team and extends to a broader organization of external members and partners that can be leveraged depending on the needs of the customer. With experts in engineering, quality, regulatory affairs, and business development we have participated in development of a wide variety of products spanning interventional radiology, cardiac surgery, neuro-surgery, gynecological, gastrointestinal and acute care/general surgery. Our broad experience and staff allows us the flexibility to apply the right resources at the right time to maintain project pace without the extraneous spending associated with traditional startups who hire full time staff.

Tim Nieman, BS in Bioengineering
Tim Nieman has extensive experience as a medical device professional and entrepreneur. In addition to his track record of leading and growing businesses he has specialized experience in medical device development, manufacturing, regulatory, and design control. His experience spans numerous medical specialties but specifically includes development of technologies for cardiac and vascular surgery, stent and catheter based therapies, LVADs, and laser and radiofrequency tissue ablation. Through various capacities from engineer to entrepreneur he has directed and conducted numerous product development efforts.
President
Email : tim.nieman@zienmedical.com