AmeriChoice Federal Credit Union, Mechanicsburg, Pa., announced the promotion of Karl Larson to vice president of operations. Larson has more than 18 years' experience in the financial services industry. His previous experience includes serving as residential mortgage officer, head of consumer loans, director of training, regional branch manager and branch manager. Larson will be responsible for the operations of five AmeriChoice offices as well as two college and high school branches. He will also direct the e-services department, operations administration and compliance.