Dairyland Power Cooperative is working with the Harmony EDA and the Harmony Area Chamber of Commerce to plan a ribbon cutting and dedication ceremony for its Harmony Service Center. The event will take place on Thursday, May 12, at 10 a.m. and will include remarks from the city of Harmony and Dairyland Power Cooperative officials. Open house-style tours of the facility will also be available. The event is open to the public.