Our Staff


The Center for Dairy Excellence is fortunate to have seven individuals employed who are passionate about dairy and seeing dairy farm families thrive in Pennsylvania. Three employees are full-time, while three are part-time. Staff members include:

Jayne Sebright, Executive Director
Jayne has been with the Center since September 2006. She graduated with highest distinction from Penn State and has 20 years’ of experience in strategic marketing and communications, holding positions with Mid-Atlantic Dairy Association & Land O’Lakes. Jayne and her husband Robby have a dairy and crop farm in East Berlin.

Zach Myers, Risk Education Program Manager
Zach began his role with the Center in December 2018. He earned his bachelor’s degree in biological sciences from North Carolina State University as well as his master’s degree concentrating in dairy cattle nutrition and management from the Michigan State University. In addition, Myers has served on the Southeast United Dairy Industry Association board of directors, National Dairy Promotion and Research Board and the Dairy Management Inc. board of directors.

Heidi Zimmerman, Dairy Resource Coordinator
Heidi returned to the Center in March 2014 as the Dairy Resource Coordinator after having worked previously as the Program Manager. Heidi grew up on a dairy farm in Dauphin County, graduated from Messiah College with a bachelor’s degree in music education and remains involved in various dairy organizations.  She and her family reside in Lebanon County.

KarenKaren Purnell, Accounting Manager
Karen joined the Center in 2011 and oversees daily accounting administration. Graduating from Shippensburg University with an acounting degree in 1988, Karen spent working eight years working in the accounting industry. She grew up in Belleville, Pennsylvania, surrounded by dairy farms.

Brittany Haag, Dairy Education Program Manager
Brittany joined the Center in 2018 and oversees the youth development programs. She graduated from Delaware Valley University with a bachelor’s in agribusiness management. Brittany is a native from Berks County and served as the first alternate dairy princess on the 2016-2017 Pennsylvania State Royalty Team.

img_4942bMelissa Anderson, Dairy Programs and Operations Manager
Melissa began her role with the Center in April 2012 and handles operations and customer care services. She has an associate’s degree in business administration from Harrisburg Area Community College and brings more than 30 years of experience in office management and operations to her role.


Katie Waite, Fund Development Coordinator

Katie joined the Dairy Foundation in November 2018 to oversee their fund development. She graduated from Pennsylvania Highlands Community College with associate’s degrees in business management and accounting. Growing up in an agricultural community, Katie found a passion for this industry when she began working on a dairy in high school. This passion led to the opportunity to serve as an alternate dairy princess in 2016-2017, and to utilize some of the student programs that the Dairy Foundation offers.

To contact any of the staff members, call the Center for Dairy Excellence at 717-346-0849 or click on their name above to access their email address.