Central Life Sciences has promoted Thomas Beck to national sales manager of the livestock feed additives division of the company's professional agriculture group.

Beck, most recently Northeast region manager for the division, will be responsible for managing the livestock feed additive field sales team, implementing national business plans that achieve sales objectives and providing solutions specific to the current market environment. Also receiving a promotion in the livestock feed additives area of the professional agriculture group is George C. Hupp IV, who has been appointed to the position of regional manager. Formerly an account support manager, Hupp will oversee the Land O’ Lakes account managing sales, account management and market development for the feed-through products Altosid IGR and ClariFly.