Ryan Posey currently serves as CEO at HSI Sensing, formerly Hermetic Switch, Inc. Founded in 1968 by Posey’s grandfather, William Posey, HSI Sensing is a multimillion-dollar manufacturing company that designs, develops and manufactures reed switches, proximity sensors and other sensing technologies for clients around the world. It serves industries ranging from aerospace, agricultural, oil and gas to medical, military and telecommunications. Ryan also serves as President at San Diego-based Genisco Filter Corporation, the leader in the design and manufacture of EMI/RFI filters for power line, signal line, TEMPEST and custom applications. This acquisition was made under Posey’s leadership in June, 2013.

Posey earned a bachelor’s degree in chemical engineering at the University of Oklahoma in 2004 and completed his masters from Auburn University in 2008. Ryan began his career at HSI focusing on electroplating processes then grew to address all manufacturing processes. During this time he worked to implement lean techniques plant wide. Ryan now oversees the activities of the entire organization and provides direction to management for both HSI and Genisco. Under his leadership, HSI has been recognized with the Governors Manufacturing Leadership Award, the Governors Award for Excellence in Exporting, as the Department of Commerce Export Champion, as the Small Business Administration Region VI Jeffrey Butland Family-owned Business of the Year, and the Journal Record Beacon Award for Philanthropy Impact.

Posey has served as the Chairman of the Economic Development Council of Chickasha and City Councilman of Ward 3. He currently serves on the boards of State Chamber of Oklahoma. He received appointment by Governor Mary Fallin to the Oklahoma Partnership of School Readiness Board of Directors and serve as the Key Economic Network Champion for the South Central Region.

In Ryan’s down time he likes to read, bike, run, spend time with family, and travel with his wife Ashley. He and his wife have two children, Bennett and Vivian.

Posts by Ryan


Food Chopper Safety

Safety systems are a common and important use of our sensors. Whether it is the presence of a specific tool, door closure or opening, locking mechanism secured or other safety measures, our sensors serve a critical role. 


Welding Tubes with the Mag-Probe

A customer came to us with a problem stemming from welding together a network of tubes in order to create a system for the delivery of gasses. When welding the tubes, the welder would plug the end, grind the end of the tube to be flat and then weld two sections together. This created two surfaces that could be mated flush.


How Can I Increase Value?

We commonly have potential customers send us spec sheets for products asking, “Can you make this, and can I get a quote?” Our immediate response is typically, “Yes, and yes. What I really want to know is why. Why did the potential customer just ask that question?


Caterpillar Application Concept

Caterpillar is best known for their big yellow machines that reshape the earth. The machines that bend and break to the human will, recreating their form to match the designer’s imagination. They are known for taking on the toughest jobs, working in the harshest of elements and often living outside in all types of weather 24/7.


Sensors in Cell Phones

Reading the Wall Street Journal this weekend I came across this article titled, “Smartphones Look for More Shine,” by Dan Gallagher and it reminded me of a time HSI Sensing contributed to the cell phone industry.


Product Development as Research for the Next Product

We enjoy research and development and take it very seriously here at HSI Sensing. While R&D is usually considered one business function, it was not until recently, though, that I started to think of research and development as two separate entities. At the outset of an internal project we were focusing on the development side. … Continued


Why Certifications Matter

Certifications are simply third party verification that a product is safe and fit for use.  As complicated as the world of certifications is with a myriad of options and even more complex battery of tests, it really boils down to confidence.  It especially applies to situations where it is difficult to test a product in … Continued


Product Management at HSI: Blending Science and Art

Product Management reminds me of political science in the fact that it is both science and art.  There is a definite quantitative component to product management.  Market potential, the competitive environment, ROI, can all be measured or estimated.  However, we usually regard the great product managers or product innovators as extremely creative individuals.  This is … Continued