Superior Ag Resources has added to its leadership team. Bob Calles has been named branch manager for the Petersburg location. He most recently managed two facilities for Crop Production Services. Calles graduated from the University of Missouri. Nick Michel (pictured) was promoted to grain division manager. He will continue to serve customers at the Princeton and Huntingburg grain locations. He will oversee grain merchandising, grain operations and grain accounting processes. Michel earned his Bachelor’s degree in Agribusiness Management from Purdue University in 2011. Megan Hasenour was named marketing & communications specialist. She has more than eight years of marketing experience and will plan, develop and execute the overall marketing and communications strategies for the company.