Our Team

Ver-Mac is supported by a team of dedicated and exceptionally skilled men and women who bring energy, ideas and pride to their work. This team, though largely unseen by our customers, know the unique details of customer requirements and preferences that allow us to not only meet, but exceed, our customer’s expectations. These unsung heroes from our Production, Maintenance, Shipping and Receiving functions work in concert to provide our customers with the quality they expect and the timely delivery they desire.

Teamwork isn’t just a word at Ver-Mac… Teamwork is a major key to our success!


Management Team

Our management team has a passion for manufacturing and bring an extensive depth of knowledge and experience in their respective areas of expertise. Our combined abilities allows us to offer our customers the reliability and expertise of an established corporation, with the unparalleled customer service of a family-oriented business. 

Bill Hanna


Bill is the Vice-President and General Manager at Ver-Mac. Bill joined the team at Ver-Mac in 1998 and prior to his VP role, has led the sales effort of our Air Filter component product line, procured all of Ver-Mac’s raw materials and has overseen our shipping and receiving function during his tenure. Bill received his undergraduate degree from Ashland University and achieved his Masters of Science in Management from the Mount Vernon Nazarene University. Outside of Ver-Mac, Bill spends his time playing, coaching or watching sports with his wife, Heidi, and his children, Mack and Macyn.

Stephanie (McElroy) Burson


Stephanie is the Strategic Initiatives Manager and a third-generation family member at Ver-Mac Industries. Stephanie joined the company in 2011 after graduating from The Ohio State University where she studied International Business, Marketing and Economics. In her role at Ver-Mac, she provides project management, strategic business planning and implementation support for the company’s key initiatives. She also oversees the company’s human resources department and safety programs. Outside of the office, Stephanie enjoys spending time with her husband, Nick, and their two daughters at their home in Mount Vernon.

Jeff McElroy


Jeff McElroy is the Air Filter Sales Manager at Ver-Mac.  Jeff joined the Ver-Mac team as Project Manager in the summer of 2013 after graduating from Indiana Wesleyan University. After serving as Quality Manager for 7 years, Jeff assumed the role of Air Filter Sales Manager in 2021.  As a third-generation family member, Jeff grew up watching Ver-Mac grow and had the opportunity to spend several summers operating machinery on the shop floor.  Outside of Ver-Mac Jeff enjoys playing basketball, video games, motorcycles, visiting Disney World with his wife Emily, and spending quality time with their two cats. 

Mike Cullers


Mike is the Sign Wire Sales Manager at Ver-Mac Industries. Mike joined Ver-Mac in 1998 after graduating from Wittenberg University in 1988 with a Bachelor of Arts degree. He has over 20 years of experience in industrial sales, account management and product development. In addition to his sales responsibilities, Mike also oversees the calibration of all technical equipment used to verify product at Ver-Mac. In his time away from the office, Mike likes to spend time with his wife, Kim, hiking, fishing and seeing live music.

David Bickers


Dave is the Production Manager for Ver-Mac Industries. Dave joined the management team in May of 2015 after working for 20 years in the automotive supplier industry. Becoming a member of a small, dynamic, family-owned company allows Dave to put on many hats, including overseeing a skilled production workforce, assist in capital budgeting for equipment upgrades, and purchases and advise on major projects including ISO certification and ERP implementation. Dave received his MBA from Keller Graduate School of Management. Dave has two grown children and enjoys the benefits of maintenance-free living, allowing him more time to keep up on digital media.

Darrin Nihizer


Darrin has worked in the field of Manufacturing Quality for over 30 years.  Most of Darrin’s past experience has been in the automotive industry serving as a Quality Auditor, Quality Engineer, Quality Process Auditor, Quality Supervisor, Layout Technician and for the last 13 years as a Quality Manager.  At Ver-Mac, he has served as our Quality Manager since 2021 and has helped maintain and improve our quality standards and processes for all product lines.  He also serves as our Safety and Compliance Manager overseeing our company’s implementation and adherence of health and safety standards.  Darrin has 3 children, 3 grandchildren and likes to spend his time away from work golfing, fishing, camping and listening to music.

Diana Grassbaugh


Diana joined the Ver-Mac team as a Customer Service Representative in 2007. Diana is an advocate for all of Ver-Mac customers, from placing orders to following up after shipments are made and yes, she also takes on the “complaint department” for Ver-Mac. Diana has worked in the manufacturing field for over 30 years in various positions. Outside  of Ver-Mac, Diana enjoys the outdoors, but most importantly spending time with her family.

Becky Cook


Becky is a Customer Service Representative at Ver-Mac Industries. Becky originally did an internship with Ver-Mac in 2005, only to return in 2017, after twelve years of gaining experience in the manufacturing industry. Becky hopes to provide all customers with a great experience throughout the entire ordering process. Becky enjoys the outdoors, gardening and spending time with her family and their two puppies.

Stacy Smith


Stacy came to Ver-Mac Industries as a Human Resources Intern in 2016. Stacy became part of Ver-Mac’s leadership team as the Human Resources Manager in 2017, after graduating from COTC. As the Human Resources Manager, Stacy plays an integral part in recruitment, training, benefits administration, and ensuring Ver-Mac’s associates have the resources they need to perform at their best. Outside of Ver-Mac, Stacy enjoys reading, movies and spending time with her two children.