Generations of family farmers proudly producing pork.

A company is only as good as the people that work there. At Professional Swine Management we have found and developed some of the most capable team members in the country – if not the world. This allows us to function at a higher level – and that level of service translates to some of the highest functioning farms in the nation.

Our senior management team has over 100 years of combined production operation and animal health experience.


Dr. Bill Hollis

Bill Hollis is the President of Professional Swine Management.  Hollis is one of the three original founding members of the company.  He works with shareholder strategy, staff development, and organizational growth.  He leads the senior leadership team.  Hollis also serves as a veterinarian on the board of Carthage Veterinary Service.

Dr Hollis holds a B.S. degree in Animal Science and a D.V.M. degree both from the University of Illinois.

Director of Health

Dr. Dyneah Classen

Dyneah Classen is the Director of Health for the Carthage System.  Dr. Classen began consulting for Professional Swine Management in 2007 as a sow herd veterinarian.  She is currently responsible for managing veterinarians and health protocols for the Carthage System.

Dr. Classen earned a BS degree from University of Illinois College of A.C.E.S. and DVM from University of Illinois College of Veterinary Medicine.

Chief Executive Officer

Ted Ufkes

Ted Ufkes is the Chief Executive Officer for Professional Swine Management. Mr. Ufkes joined PSM in 2013 and is responsible for the strategic direction of the company. His time is focused on the establishment and optimization of the day-to-day activities of Professional Swine Management to ensure future growth.

Mr. Ufkes holds a B.S. degree in Agricultural Economics from the University of Illinois and an MBA from the Ross School of Business at the University of Michigan.

Chief Financial Officer

Gary Donley

Gary Donley joined PSM in 2004 after serving the company as an independent advisor for several years providing farm business consulting services. He is currently responsible for the finance and administrative functions of PSM.

Mr. Donley holds a B.S. degree in Agricultural Economics from the University of Illinois.

Chief Operating Officer

Shaun McGinn

Shaun McGinn is the Chief Operating Officer for Professional Swine Management. Shaun joined PSM in 2019 and leads all aspects of production for the system, including overseeing the production staff for 180,000 sows and 500,000 finishing flow.

Shaun has more than 25 years in hog production. Prior to joining the Carthage System, he spent time with the Smithfield System in both Utah and Iowa, leading their Production and Multiplication. He most recently served as the Operations Manager for a farrow-to-finishing operation in Iowa.

Chief Human Resources Officer

Twyla Stevens

Twyla Stevens joined Professional Swine Management as Director of Human Resources June 2019 responsible for the HR strategy for the company, she was promoted to Chief Human Resources Officer in March 2022.   She oversees talent acquisition, organizational development, performance management, compensation and benefits, worker’s compensation administration and employment law matters.

Ms. Stevens holds a Business Administration degree from Middle Tennessee State University.

Director of Production

Lance Dunbar has been part of the Carthage System since 2002 and joined Professional Swine
Management in 2007. Lance has 30 years of swine experience, 20 of which has been dedicated to the
Carthage System. During Lance’s tenure with Professional Swine Management, he has held the
positions of Associate Director of Sows and Associate Director of Production. Lance was promoted to
Director of Production in March 2022.

Lance was awarded the Sow Farm Manager of the Year award in 2003 and awarded Swine Caregiver of
the Year in 2014. In addition to his many years of experience with the swine industry, Lance conducted
training in the US, Canada, and China where he focused on teaching best management practices to
develop and mentor managers and production managers. Lance was a key contributor in the
conception and implementation of the onboarding, safety, and training program currently practiced in
the Carthage System.