Five appointments at CRES COR’s executive offices: Jim Miller has been named business development manager for educational sales. Heather Baggott Stewart has been named marketing manager for educational sales. Bill Klan has expanded his responsibilities from managing Eastern U.S. sales; he’ll also oversee national accounts and new business development. Greg Baggott has joined the sales team as Central territory sales manager, and Kevin Huffman has taken on similar responsibilities as the firm’s Western territory sales manager. Cres Cor is headquartered in Mentor, Ohio.