Course Instructors


Training Course Instructors


Instructors for Vibration Institute courses have contributed to the development and application of vibration technology and have demonstrated their ability to effectively communicate their knowledge to others. All instructors are certified by the Vibration Institute as a Category IV Vibration Analyst and draw on their extensive industrial experience for case histories to illustrate measurement and computational techniques.

- Barry T. Cease

Barry T. Cease is President of Cease Industrial Consulting, Charleston, SC and co-owner of Custom Machinery Solutions, Bristol, VA. Mr. Cease holds a M.S. in Mechanical Engineering from Georgia Tech and is an ISO certified category IV vibration analyst though the Vibration Institute. He spent 14 years as an engineer in the Paper & Pulp industry where his work focused on predictive maintenance & reliability. In 2006 he started his company Cease Industrial Consulting which provides predictive maintenance & reliability services to customers in a wide range of industries. He is a member of the Institute’s Board of Directors and ASME.

- Stan Bognatz

Stan Bognatz, P.E. is President of M&B Engineered Solutions, Inc., a company providing vibration analysis, balancing, alignment, and predictive maintenance services for rotating equipment users, along with providing condition monitoring systems design, installation & service, and customer-training. Over 30 years of vibration analysis & reliability experience in power generation, petrochemical, pulp/paper, and wastewater facilities, and provides specific support for power generation clients, with extensive experience on large gas, steam and hydro-turbines. Prior to 2005, he managed and staffed Bently Nevada’s Machinery Diagnostic Services (MDS) team for almost 20 years. Stan is a certified Category IV Vibration Analyst through the Vibration Institute and has authored & presented technical papers covering diagnostic techniques, balancing, modal analysis, optical alignment, condition monitoring systems, and lube oil analysis, among others. He earned a B.S. in Mechanical Engineering from Penn State University, and a Master’s Degree in Business Administration from Wilkes University. He is also a registered Professional Engineer in the commonwealth of Pennsylvania, a member of the American Society of Mechanical Engineers, and is a Certified Maintenance & Reliability Professional (CMRP).

- Brad Barton

Brad Barton has over 25 years’ experience in troubleshooting rotating equipment and structural problems. Prior to focusing on vibration, he worked in the plastics industry, cement production industry, and ran steam turbine/generator overhaul projects. He has worked with customers across many heavy industries to solve a wide variety of problems. Brad hold a BS in Mechanical Engineering Technology from Indiana State University, and has been a Certified Category IV Vibration Analyst since 1996 through the Vibration Institute.

- Nelson Baxter

Nelson L. Baxter is President of ABM Technical Services, Inc. and co-founder of Machinery Health Monitoring and Electro-mechanical Diagnostic Services. His 34 years of experience in the utilities industry include trouble-shooting rotating equipment, structural testing, and balancing. He is a contributing editor of Sound & Vibration Magazine, a Registered Professional Engineer, a Level IV Certified Vibration Analyst and Instructor for Level IV Class. Baxter holds an M.S. in Nuclear Engineering from Purdue University. 

- Ray Kelm

Ray Kelm, P.E is owner and Chief Engineer of Kelm Engineering, LLC located in Friendswood, Texas. The company specializes in numerical modeling and field testing of dynamic systems including rotating and reciprocating machinery as well as piping systems and other equipment. He has 30+ years of experience in the oil & gas, power, manufacturing and petrochemical industries. He holds a B.S. in Mechanical Engineering from Texas A&M University and a M.S. in Mechanical and Aerospace Engineering from the University of Virginia. He is a registered professional engineer in the State of Texas.

- Jack Peters

Jack D. Peters, Accelent Technology LLC, provides consulting services for vibration analysis training and applications. Prior to forming Accelent Technology LLC in 2017, Mr. Peters was the Vice President of International Sales for Connection Technology Center, Inc. (2004-2016), and his international responsibilities included Asia-Pacific, Canada, and India. He worked at Eastman Kodak Company, Inc. (1977-2004) measuring, monitoring, and analyzing vibration problems on process manufacturing machines for photographic films and papers. He holds an AOS degree, an AAS degree, and is a Certified Maintenance and Reliability Professional (CMRP). Certified as a Category IV Vibration Analyst in accordance with ISO 18436-2, Mr. Peters is an Instructor Chairman of the Training Committee, and a Member of the Board of Directors for the Vibration Institute.

- Allen Plymon

Allen Plymon is President of Plymon Vibration Consultants, LLC. He provides consulting and training to many industrial clients including acceptance testing, root cause failure analysis, advanced testing and troubleshooting, balancing, remote monitoring and reliability concepts. Allen is a Category IV Vibration Specialist, through the Vibration Institute. He has over 30 years of experience determining and solving machine and structural issues both in repair centers and a wide variety of industrial plants. He serves on the Vibration Institute Board of Directors, the Vibration Institute Training Committee, and a current Vibration Institute Instructor.

- Bill Pryor

Bill Pryor is the Technical Director for PDM Solutions, Inc. He has over 35 years of experience in the vibration analysis and rotating machinery field. Field experience includes machinery troubleshooting, balancing, alignment, structural analysis, transient testing, and commissioning of rotating equipment. In addition, he has assisted in the establishment of many PdM programs throughout industry. Before joining PDMS, Pryor was with PSEG Power from 1986 to 1999 as a Sr. Test Engineer and Bently Nevada Corporation from 1977 to 1986. He has an AAS in Product and Machine Design from the State University of New York at Alfred. He sits on the Board of Directors of the Vibration Institute. Bill Pryor is certified Vibration Analyst Category IV.

- Bob Sayer

Bob Sayer, P.E. is the President of the Vibration Institute and owner of Applied Structural Dynamics (Westerville, Ohio). He has over forty years of experience as a mechanical and structural engineering consultant to a wide range of industries including pulp & paper, mining & metals, fossil-fuel & nuclear power generation, petrochemical, food processing, glass manufacturing, and aerospace & defense. Mr. Sayer provides analytical and experimental dynamic analysis of mechanical equipment for design projects, structural and mechanical failure studies, and process reliability and efficiency studies. Mr. Sayer holds engineering degrees from Ohio University (BSCE), Cleveland State University (MSIE), and Purdue University (MSCE). He had the honor and fortune of collaborating with the late Art Crawford, a pioneer of vibration analysis, on numerous projects. Mr. Sayer is a regular contributor at technical conferences and has published over 50 technical articles and co-authored 2 chapters in “The Simplified Handbook of Vibration Analysis”.

- David B. Szrom

David B. Szrom is President & CEO of Mechanical Consultants, Inc., a technical service company providing machinery repair, reliability improvement designs, vibration analysis and balancing, optical and laser alignment and other state of the art technologies to heavy industrial clients. A graduate of Purdue University, he has over 35 years of experience in vibration based technical support to a broad range of industries. He previously served as Maintenance Manager for one of the first high-speed, recycled newsprint mills in the country. Mr. Szrom has been training with the Institute for over 35 years, is a Category IV Analyst, a member of ASME , the Secretary-Treasurer of the Institute and a member of the Board of Directors.

- Monroe Voyles

Monroe Voyles, P.E. is a mechanical engineer with more than 20 years of experience in and across the chemical, oil & gas, pump improvement and many more industries, most recently serving as a solutions engineer for ITT Goulds Pumps. His experience with large electric motors, gas turbines, centrifugal compressors, reciprocating compressors, steam turbines, large API pumps, ANSI pumps, liquid ring compressors, cooling tower fans/gear boxes, and large compressor gear boxes make him the perfect candidate to teach for the Vibration Institute. Monroe graduated with a B.S.M.E from Louisiana State University in 1994 and became a Professional Engineer in Louisiana in 2002 and Texas in 2014. He is a CAT IV Vibration Analyst.

- Tom Walter

Tom Walter has over 40 years’ experience in the assessment of machinery components. He has worked for both large and small companies involving product development and technical support. His career has involved equipment ranging from machinery on nuclear submarines to implantable blood pumps to hydro, steam and wind turbine generators to flywheel energy storage systems. He has authored or co-authored more than 50 technical publications. Tom holds a BS in Mechanical Engineering from the University of Dayton and an MBA from the College of William and Mary. He is a Certified Category IV Vibration Analyst, and a member of ASME. For more than 20 years he was chairman of the Hudson-Mohawk chapter of the Vibration Institute.