Senior Management

James R. Hays, Jr.
President/Chief Executive Officer,Board Member
Mr. Hays has served ExoStat Medical, Inc. as President and CEO since mid-2012 and was one of the early investors. Prior to his ExoStat involvement, Mr. Hays had been active as management, investor, and/ or Board member in a myriad of private startup and early stage businesses in various industries including: oil and gas drilling; oil and gas distribution; gas gathering and processing; oil field service and supplies; commercial banking; commercial insurance; high speed postal sorting technology; restaurant ownership; country club acquisition and operations; and medical device research and development. His business experience spans 45 years. ExoStat is his seventh start up venture. Mr. Hays authored several published business/Industry papers, has been featured in national business publications, and in May, 2013, was interviewed on a national program called "The Story" for NPR radio network. In 1991, Mr. Hays sold MEGA Natural Gas Co., where he was Co-Founder, Chairman, and CEO. At that time, MEGA was one of the largest gatherers and marketers of natural gas in Oklahoma. Due to a non-compete clause as part of the MEGA merger agreement, Mr. Hays deviated from the business world to play professional golf on the US Senior PGA tour and the European Senior PGA tour until he retired in 1999. At that time, Mr. Hays once again became actively involved in several business startups, primarily in the medical R&D space. He has served on multiple charity and church Boards in his career.   Mr. Hays was recently appointed to the International Business Leaders Council, a task force created to advise the leaders of the Catholic Church in Rome and to provide guidance on the curriculum for the advanced business/finance education to seminarians at Santa Croce University, Rome. Additionally, Mr. Hays serves on the Steering Committee to the Industrial Research and Development group, a participant in Innovation Norway, a collaborative product development project in Oslo, Norway. Mr. Hays holds a BS/BA in Economics and Accounting from Oklahoma State University.

Kent Winger
Executive Vice President/Chief Operating Officer
Mr. Winger has over 28 years of extensive medical device development and manufacturing experience.  Mr. Winger’s career experience includes management positions within operations, manufacturing and quality engineering, production management, product and process development, purchasing, material control, and facilities management.  Mr. Winger joined ExoStat Medical in 2009, yet he has extensive prior experience with the MicroStat system over ten plus years of employment with Vasamed.  From 1998–2008, Mr. Winger was in charge of manufacturing at Vasamed, including production of probes and sensors for the predicate MicroTrend product and oversaw contract manufacturing of hardware for the device.  He was intimately involved in the development of the predicate hand-held MicroTrend product.  Mr. Winger’s prior experience includes Lumen Biomedical, Inc. (2008-2009) where he served as Vice President of Operations, Vasamed Inc. (1998-2008) where he served as Vice President of Operations, Boston Scientific Corp. (1986-1998) where he served as Operations Manager, Engineering and Process Development Manager, and Sr. Engineer, and Plastech Corp. (1984-1986) where he served as Project Manager.  During Mr. Winger’s career he has been directly involved with the development and commercial launch of over 35 successful medical products.  Mr. Winger holds an A.A.S. in Mechanical Engineering from Normandale College and an M.M.S.E. from University of St. Thomas - St. Paul, MN.

Irvin Pierskalla
Vice President of Product Development
Mr. Pierskalla joined ExoStat Medical in 2012 and has over 20 years of experience in the medical device industry in a variety of functions: Project Management, Product Development, Research, Compliance and Operations.  Mr. Pierskalla’s experience has been focused on consumables and non-invasive sensors including; blood gases, electrolytes, tissue pH, and tissue perfusion.  Prior to his experience in the medical device industry, Mr. Pierskalla was an analytical chemist at an independent testing laboratory. In addition, Mr. Pierskalla is an inventor on 6 issued patents pertaining to medical device design and sensor technology.  Mr. Pierskalla holds a B.S. in Chemistry from St. Cloud State University.

Chanda J. Wampler
Vice President/Chief Financial Officer
Ms. Wampler was one of the original team members of ExoStat Medical, Inc. in 2008. She served as the contract Controller until 2013, when she was brought on full time as the VP/CFO. She has over 15 years of accounting experience, including 8 years of medical research and manufacturing accounting and 2 years of public accounting. Ms. Wampler’s prior experience includes Virtual Radiological, Inc. (2012-2013) where she served as Manager of Accounting Operations, Sunshine Heart, Inc. (2011-2012) where she served as Controller, and Vasamed, Inc. (2007-2011) where she served as Controller. Ms. Wampler holds a B.A. in Accounting from Mount Marty College.