Equipment Manufacturers


Nov. 9-11, 2022, Hilton St. Petersburg Bayfront | St. Petersburg, FL


Constance Cullman


Constance Cullman is the American Feed Industry Association’s president and CEO. She also serves as the president of AFIA’s public charity the Institute for Feed Education and Research and represents AFIA on international issues, including serving on the International Feed Industry Federation’s board of directors and executive committee, as well as the Global Feed LCA Institute’s board of directors. Cullman previously served as the president and CEO of Farm Foundation. Prior to that role, she served as the U.S. government affairs leader for Dow AgroSciences; senior director of regulatory, technical and international affairs at the Corn Refiners Association; associate administrator for the U.S. Department of Agriculture’s Foreign Agricultural Service; vice president of agricultural ecology at the Ohio Farm Bureau Federation; and extension associate at The Ohio State University College of Food, Agricultural and Environmental Sciences. 

Cullman has a bachelor’s degree in agricultural economics and a master’s degree in agricultural economics with an emphasis on international trade and agricultural policy from The Ohio State University. She hails from Marysville, Ohio, where her family owned and operated a cow/calf farm.

Gerry Daignault


Gerry Daignault, born and raised in Ferguson, MO, graduated from University of Missouri St. Louis with a Bachelor Degree in Finance. Right out of college, Daignault began working for Purina as Director of Finance for the Eastern half of the U.S. After 15 years at Purina, he landed an opportunity as CFO for PM Ag Products Inc., an animal-nutrition business.  

Daignault’s swine acumen visibly expanded from there as he transitioned into the genetic improvement sector. He worked for Newsham Hybrids for 5 years before becoming CFO of PIC. His experience doesn’t stop there; he was co-founder of Spectrum Agribusiness and spent the past five years as CEO of Double L Group, which specializes in ventilation and flooring for swine and poultry. 

Gary Huddleston 


Gary Huddleston is the American Feed Industry Association’s director of feed manufacturing and regulatory affairs. He joined the association in May 2015 and has more than 30 years of experience in feed manufacturing. Huddleston manages AFIA’s efforts surrounding regulatory issues involving the Occupational Safety and Health Administration, the U.S. Environmental Protection Agency and the Department of Transportation. He assists in the development and coordination of AFIA’s education and training programs related to feed manufacturing. Huddleston is the staff contact for AFIA’s Equipment Manufacturers and Production Compliance Committees. Prior to joining AFIA, Huddleston was employed by Southern States Cooperative, Inc., since 1984, where he performed numerous feed manufacturing roles. Huddleston holds a bachelor’s degree in agribusiness and economics from Tennessee Technological University.

Terry Medemblik



Terry Medemblik has been working for the past 35+ years in Ag Equipment at Walinga USA, Inc. Started as a freshman in the engineering department and then transferred to the sales & marketing department early on to now President. Medemblik stays involved in various courses and seminars to gain knowledge with respect to agriculture and, more specifically, as it is related to livestock. He currently serves as chairman of the EMC committee and has a passion for getting to know what issues customers are dealing with and then assisting them in making sure that they are getting the best resolution. 

Lara Moody



Lara Moody is the Institute for Feed Education and Research’s executive director. She provides visionary leadership to the public charity’s activities including program development, strategic partnerships and collaborative resourcing. Working closely with IFEEDER’s Board of Trustees and committee members, she develops and supports resources and efforts to advance the public charity’s research and education mission. Collaborating with the American Feed Industry Association to pursue and communicate the institute’s work, she creates opportunities to engage donors and further the dialogue on important issues impacting the feed industry.  

Prior to joining IFEEDER in April 2021, Moody served as the vice president of stewardship and sustainability at The Fertilizer Institute. She also worked in research and extension programs at Iowa State University and the University of Tennessee. 

Moody holds a bachelor’s degree in agricultural engineering and master’s degree in biosystems engineering from the University of Tennessee-Knoxville.

Sarah Muirhead



Sarah Muirhead is managing director of digital events for Farm Progress Livestock Group, which brings together BEEF magazine, National Hog Farmer and Feedstuffs. She also serves as editor and publisher of Feedstuffs. She has more than 36 years of editorial and communication experience in the feed industry and animal agriculture. Sarah grew up directly involved in her family’s seed and pork production operation. She holds a bachelor’s degree in agricultural communication from the University of Illinois. 

Danielle Nelson


Danielle Nelson serves as a Director of Government Affairs, where she provides strategic guidance to clients on a wide array of agriculture and food policy issues. Nelson comes to MTA from a Director of Public Policy role at the Agricultural Retailers Association where she developed regulatory and legislative strategies to further the interests of agricultural retailers at the federal level. She has also previously worked as a Director of Congressional Relations for the National Pork Producers Council where she led a strategic policy agenda, numerous large-scale congressional fly-ins, and a lucrative political action committee. Additionally, Danielle spent time as a Legislative Assistant in the U.S. House of Representatives during the early years of her career in Washington, D.C. Nelson is a California native and earned her bachelor’s degree in political science from California State University, Fullerton.

Ethan Parker


Ethan Parker is a first-year student at North Carolina State University, where he is a Poultry Science major and plans to declare a minor in Feed Mill Management. Parker is from Clayton, North Carolina where he grew up on a small 15-acre farm which helped guide him to studying agriculture. 

Mike Schuster


Mike has been with Laidig Systems since 1979. Initially hired out of high school as summer help, he continued to work at Laidig as he earned his Bachelor of Science degree from Indiana University at South Bend in Business Administration and Management. After working for 8 years in manufacturing, engineering and accounting, he became the Midwest Sales Manager in 1988 and then Vice President of Sales in 2008. His Laidig background coupled with years of industry experience helps provide our customers with practical solutions to their material handling applications. He is proud to be a part of the family atmosphere at Laidig where the concepts of quality, integrity, and work ethic are valued. Mike and his wife Kathy have three boys, Dan, Randy and Joe.  Randy and Joe are also proud members of the Laidig sales team.  He has two grandchildren, Hannah and Henry.

Johnny Wheat


England native, Johnny Wheat is the President of 4B Components USA, part of the worldwide 4B group. 4B is a leading manufacturer and supplier of bulk granular material handling components. Johnny is a 30+ year veteran in the Electronic and Electrical Engineering field, serving at 4B and previously, Don Controls, a leading control systems manufacturer in England. Prior to his career, Johnny earned an Engineering degree from Sheffield “Hallam” University. You may know him from various presentations to the industry, notably his published report on Bucket Elevator Monitoring Systems. Plant safety and hazard monitoring has always been a passion of Johnny’s. He holds several Registered Patents for industrial products in the US and Worldwide. Johnny has served our industry well, serving in leadership positions and on Boards since 2006. These positions include AFIA, CEMA and EMC. Johnny is a member of the Institution of Electrical Engineers, the Grain Elevator and Processing Society, the American Feed Industry Association, the Conveyor Equipment Manufacturers Association and the National Fire Protection Association.

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Contact Us


KIM ATKINS     (703) 558-3566

Contact Kim, manager of membership & engagement, for more information on becoming an AFIA member.

Gary Huddleston   (703) 666-8854

Contact Gary, director of feed manufacturing and regulatory affairs, for any questions regarding conference agenda, committee questions and event expectations.

Rebecca Kane, CMP     (703) 558-3563

Contact Rebecca, director of meeting and events, for any questions regarding registrations, travel, hotel accomodations and event expectations.